417-02 Interior Lighting 2013 - 2014 MKZ
Diagnosis and Testing Procedure revision date: 05/10/2013

Interior Lighting

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

DTC Chart: Body Control Module (BCM)

  BCM DTC Chart


DTC Description Action
B1175:01 Driver Door Ajar Switch: General Electrical Failure   GO to Pinpoint Test C
B1176:01 Passenger Door Ajar Switch: General Electrical Failure   GO to Pinpoint Test C
B11C0:01 Driver Side Rear Door Ajar Switch: General Electrical Failure   GO to Pinpoint Test C
B11C1:01 Passenger Side Rear Door Ajar Switch: General Electrical Failure   GO to Pinpoint Test C
B1313:11 Interior Lighting Output: Circuit Short To Ground   GO to Pinpoint Test B
B1313:15 Interior Lighting Output: Circuit Short To Battery or Open
B145C:11 Ambient Lighting Power Supply Output: Circuit Short To Ground   GO to Pinpoint Test H
B145C:15 Ambient Lighting Power Supply Output: Circuit Short To Battery or Open   GO to Pinpoint Test H
B1465:00 Ambient Lighting Bus 1: No Sub Type Information   GO to Pinpoint Test J
B1467:00 Ambient Lighting Bus 3: No Sub Type Information   GO to Pinpoint Test J
For other BCM Diagnostic Trouble Codes (DTCs) -  
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Diagnosis and Testing).


DTC Chart: Driver Door Module (DDM)

  DDM DTC Chart


DTC Description Action
B1165:11 Left Front Puddle Lamp Output: Circuit Short To Ground   GO to Pinpoint Test I
B1165:15 Left Front Puddle Lamp Output: Circuit Short To Battery Or Open   GO to Pinpoint Test I
For other DDM Diagnostic Trouble Codes (DTCs) -  
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).


DTC Chart: Passenger Door Module (PDM)

  PDM DTC Chart


DTC Description Action
B1166:11 Right Front Puddle Lamp Output: Circuit Short To Ground   GO to Pinpoint Test I
B1166:15 Right Front Puddle Lamp Output: Circuit Short To Battery Or Open   GO to Pinpoint Test I
For other PDM Diagnostic Trouble Codes (DTCs) -  
REFER to: Locks, Latches and Entry Systems (501-14 Handles, Locks, Latches and Entry Systems, Diagnosis and Testing).


Symptom Chart(s)

Diagnostics in this manual assume a certain skill level and knowledge of Ford-specific diagnostic practices.
REFER to: Diagnostic Methods (100-00 General Information, Description and Operation).

Symptom Chart: Interior Lighting

  Symptom Chart


Condition Possible Sources Actions
A module does not respond to the scan tool
  • Fuse
  • Wiring, terminals or connectors
  • Module
 
REFER to: Communications Network (418-00 Module Communications Network, Diagnosis and Testing).
The courtesy lamps flash on and off
  • The BCM is not configured correctly
This symptom is present due to incomplete or improper Programmable Module Installation (PMI) procedures. REPEAT/PERFORM the Programmable Module Installation (PMI) procedure as directed by the scan tool.
REFER to: Module Configuration - System Operation and Component Description (418-01 Module Configuration, Description and Operation).
The courtesy lamps do not illuminate with a door open Refer to the Pinpoint Test   GO to Pinpoint Test A
The overhead interior courtesy lamps do not illuminate from the courtesy lamp switch Refer to the Pinpoint Test   GO to Pinpoint Test B
One or more interior courtesy lamps are inoperative Refer to the Pinpoint Test   GO to Pinpoint Test B
A puddle lamp is inoperative or always on Refer to the Pinpoint Test   GO to Pinpoint Test I
All the courtesy lamps stay on continuously Refer to the Pinpoint Test   GO to Pinpoint Test C
The interior courtesy lamps stay on continuously Refer to the Pinpoint Test   GO to Pinpoint Test D
The luggage compartment lamp is inoperative or on continuously Refer to the Pinpoint Test   GO to Pinpoint Test E
One or more demand lamps are inoperative Refer to the Pinpoint Test   GO to Pinpoint Test F
The battery saver does not deactivate after time-out Refer to the Pinpoint Test   GO to Pinpoint Test G
The ambient lighting is inoperative or always on Refer to the Pinpoint Test   GO to Pinpoint Test H
One or more of the ambient lighting LEDs are inoperative or do not change color Refer to the Pinpoint Test   GO to Pinpoint Test J


Pinpoint Tests

The Courtesy Lamps Do Not Illuminate With a Door Open


Refer to Wiring Diagrams Cell 117 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).

Possible Sources


PINPOINT TEST A : THE COURTESY LAMPS DO NOT ILLUMINATE WITH A DOOR OPEN
NOTE: Make sure the dark car feature is not enabled in the BCM . The dark car feature disables activation of courtesy lamps due to a door unlock, door ajar or removing the key from the ignition cylinder. The feature can be disabled using a scan tool.
A1   CHECK THE OPERATION OF THE COURTESY LAMP FUNCTION FROM THE FRONT/DRIVER INTERIOR LAMP
  • Ignition OFF.
  • Use the courtesy lamp switch on the front interior lamp to activate the overhead courtesy lamps.

Do the overhead courtesy lamps illuminate?

Yes GO to A2
No GO to Pinpoint Test B


A2   CHECK THE DOOR AJAR SWITCH OPERATION
  • Deactivate the overhead courtesy lamps from the front interior lamp.
  • Disconnect: suspect door latch.

Do the courtesy lamps illuminate?

Yes For a front door, INSTALL a new front door latch.
REFER to: Front Door Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).

For a rear door, INSTALL a new rear door latch.
REFER to: Rear Door Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).
No GO to A3


A3   CHECK THE DOOR AJAR SWITCH INPUT CIRCUIT FOR A SHORT TO GROUND
  • Disconnect: BCM C2280D.
  • Measure:

      LH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C525-3   Ground




      RH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C609-6   Ground




      LH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C705-3   Ground




      RH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C805-6   Ground



Is the resistance greater than 10,000 ohms?

Yes GO to A4
No REPAIR the circuit.


A4   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).



One Or More Interior Courtesy Lamps Are Inoperative


Refer to Wiring Diagrams Cell 89 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).



  DTC Fault Trigger Conditions


DTC Description Fault Trigger Conditions
B1313:11 Interior Lighting Output: Circuit Short To Ground Sets when the BCM detects excessive current draw from the interior lighting output circuit..
B1313:15 Interior Lighting Output: Circuit Short To Battery or Open Sets when the BCM detects lower than expected current draw from the interior lighting output circuit.


Possible Sources


PINPOINT TEST B : ONE OR MORE INTERIOR COURTESY LAMPS ARE INOPERATIVE
B1   CHECK THE OPERATION OF ALL THE INTERIOR COURTESY LAMPS
  • Open a door and observe the interior courtesy lamps.

Are all the interior courtesy lamps inoperative?

Yes GO to B6
No If only a front scuff plate trim panel lamp is inoperative, GO to B2
If only the front and rear interior lamp are inoperative, GO to B4
If only the front interior lamp is inoperative, INSTALL a new overhead console.
REFER to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).

If only the rear interior lamp is inoperative, GO to B9


B2   CHECK FOR VOLTAGE TO THE FRONT SCUFF PLATE TRIM PANEL LAMP
  • Close the door.
  • Ignition OFF.
  • Disconnect: Inoperative LH Front Scuff Plate Trim Panel Lamp C3440 Or RH Front Scuff Plate Trim Panel Lamp C3441.
  • Ignition ON.
  • Open a door.
  • Measure:

      LH Front Scuff Plate Trim Panel Lamp


    Positive Lead Measurement / Action Negative Lead
      C3440-1   Ground




      RH Front Scuff Plate Trim Panel Lamp


    Positive Lead Measurement / Action Negative Lead
      C3441-1   Ground



Is the voltage greater than 11 volts?

Yes GO to B3
No REPAIR the circuit.


B3   CHECK THE FRONT SCUFF PLATE TRIM PANEL LAMP GROUND CIRCUIT
  • Measure:

      LH Front Scuff Plate Trim Panel Lamp


    Positive Lead Measurement / Action Negative Lead
      C3440-1   C3440-3




      RH Front Scuff Plate Trim Panel Lamp


    Positive Lead Measurement / Action Negative Lead
      C3441-1   C3441-3



Is the voltage greater than 11 volts?

Yes INSTALL a front scuff trim panel.
No REPAIR the circuit.


B4   CHECK THE FRONT AND REAR INTERIOR LAMPS FROM THE ON-DEMAND MAP LAMP SWITCHES
  • Ignition ON.
  • Press the front interior lamp LH and RH lenses/switches.
  • Press the rear interior lamp switch.

Do the front and rear interior lamps illuminate from the lamp switches?

Yes GO to B5
No GO to Pinpoint Test F


B5   CHECK FOR VOLTAGE TO THE FRONT COURTESY LAMP
  • Close the door.
  • Ignition OFF.
  • Disconnect: Front Interior Lamp C930.
  • Ignition ON.
  • Open a door.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-11   Ground



Is the voltage greater than 11 volts?

Yes INSTALL a new overhead console.
REFER to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).
No REPAIR the circuit.


B6   CHECK FOR VOLTAGE TO THE LH (LEFT-HAND) FRONT SCUFF PLATE TRIM PANEL LAMP
  • Close the door.
  • Ignition OFF.
  • Disconnect: LH Front Scuff Plate Trim Panel Lamp C3440.
  • Ignition ON.
  • Open a door.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C3440-1   Ground



Is the voltage greater than 11 volts?

Yes INSTALL a new overhead console.
REFER to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).
No GO to B7


B7   BYPASS THE BCM (BODY CONTROL MODULE) COURTESY LAMP OUTPUT
  • Ignition OFF.
  • Connect: Front Interior Lamp C930.
  • Disconnect: BCM C2280F.
  • Connect:


    Positive Lead Measurement / Action Negative Lead
      C2280F-13   CBATTERY POSITIVE


  • Ignition ON.
  • Open any door.

Do the courtesy lamps illuminate?

Yes REMOVE the fused jumper wire. GO to B12
No REMOVE the fused jumper wire. GO to B8


B8   CHECK THE BCM (BODY CONTROL MODULE) COURTESY LAMP OUTPUT CIRCUIT FOR AN OPEN
  • Disconnect: Front Interior Lamp C930.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-11   C2280F-13



Is the resistance less than 3 ohms?

Yes REPAIR the circuit for a short to ground.
No REPAIR the circuit for an open.


B9   CHECK THE REAR LAMP CONTROL CIRCUIT FOR A SHORT TO VOLTAGE
  • Ignition OFF.
  • Disconnect: Front Interior Lamp C930.
  • Disconnect: Rear Interior Lamp C9081.
  • Ignition ON.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-5   Ground



Is any voltage present?

Yes REPAIR the circuit.
No GO to B10


B10   CHECK THE REAR LAMP CONTROL CIRCUIT FOR A SHORT TO GROUND
  • Ignition OFF.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-5   Ground



Is the resistance greater than 10,000 ohms?

Yes GO to B11
No REPAIR the circuit.


B11   CHECK THE REAR LAMP CONTROL CIRCUIT FOR AN OPEN
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-5   C9081-3



Is the resistance less than 3 ohms?

Yes INSTALL a new rear interior lamp. TEST the system for normal operation. If the condition still exists, INSTALL a new overhead console.
REFER to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).
No REPAIR the circuit.


B12   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).



All The Courtesy Lamps Stay On Continuously


Refer to Wiring Diagrams Cell 117 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).



  DTC Fault Trigger Conditions


DTC Description Fault Trigger Conditions
B1175:01 Driver Door Ajar Switch: General Electrical Failure Sets when the BCM detects a fault on the left front door ajar circuit.
B1176:01 Passenger Door Ajar Switch: General Electrical Failure Sets when the BCM detects a fault on the right front door ajar circuit.
B11C0:01 Driver Side Rear Door Ajar Switch: General Electrical Failure Sets when the BCM detects a fault on the left rear door ajar circuit.
B11C1:01 Passenger Side Rear Door Ajar Switch: General Electrical Failure Sets when the BCM detects a fault on the right rear door ajar circuit.


Possible Sources


PINPOINT TEST C : ALL THE COURTESY LAMPS STAY ON CONTINUOUSLY
C1   CHECK THE DOOR AJAR SWITCH PARAMETER IDENTIFICATIONS (PIDS)
  • Ignition ON.
  • Using a diagnostic scan tool, view BCM Parameter Identifications (PIDs).
  • Monitor the BCM DOOR_SW_DRVR, DOOR_SW_PSGR, DOOR_SW_LR and DOOR_SW_RR Parameter Identifications (PIDs) while opening and closing all the doors.

Do all the door ajar switch PID values agree with the door positions?

Yes GO to Pinpoint Test D
No GO to C2


C2   BYPASS THE SUSPECT DOOR LATCH
  • Disconnect: suspect door latch.
  • Connect:

      LH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C525-3   C525-5




      RH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C609-6   C609-4




      LH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C705-3   C705-5




      RH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C805-6   C805-4


  • Using a diagnostic scan tool, view BCM Parameter Identifications (PIDs).
  • Monitor the BCM DOOR_SW_DRVR, DOOR_SW_PSGR, DOOR_SW_LR and DOOR_SW_RR Parameter Identifications (PIDs).

Does the PID indicate the door in question is closed?

Yes REMOVE the fused jumper wire.
For a front door, INSTALL a new front door latch.
REFER to: Front Door Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).

For a rear door, INSTALL a new rear door latch.
REFER to: Rear Door Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).
No REMOVE the fused jumper wire. GO to C3


C3   BYPASS THE DOOR LATCH GROUND CIRCUIT
  • Connect:

      LH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C525-3   Ground




      RH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C609-6   Ground




      LH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C705-3   Ground




      RH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C805-6   Ground


  • Monitor the BCM DOOR_SW_DRVR, DOOR_SW_PSGR, DOOR_SW_LR and DOOR_SW_RR Parameter Identifications (PIDs).

Does the PID indicate the door in question is closed?

Yes REMOVE the fused jumper wire. GO to C5
No REMOVE the fused jumper wire. GO to C4


C4   CHECK THE SUSPECT DOOR AJAR SWITCH INPUT CIRCUIT FOR AN OPEN
  • Disconnect: BCM C2280D.
  • Measure:

      LH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C525-3   C2280D-33




      RH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C609-6   C2280D-21




      LH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C705-3   C2280D-46




      RH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C805-6   C2280D-19



Is the resistance less than 3 ohms?

Yes GO to C7
No REPAIR the door ajar input circuit in question.


C5   CHECK THE DOOR LATCH RETURN CIRCUIT TO THE DOOR MODULE FOR AN OPEN
  • Connect: suspect door latch.
  • Disconnect: suspect door module.
  • Connect:

      LH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C501B-12   Ground




      RH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C625B-12   Ground




      LH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C728-15   Ground




      RH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C832-15   Ground


  • Close the door.
  • Monitor the BCM DOOR_SW_DRVR, DOOR_SW_PSGR, DOOR_SW_LR and DOOR_SW_RR Parameter Identifications (PIDs).

Does the PID indicate the door is closed?

Yes REMOVE the fused jumper wire. GO to C6
No REMOVE the fused jumper wire. REPAIR the door latch return circuit in question.


C6   CHECK THE DOOR MODULE GROUND CIRCUIT FOR AN OPEN
  • Connect:

      LH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C501B-12   C501A-2




      RH Front Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C625B-12   C652A-2




      LH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C728-15   C728-2




      RH Rear Door Ajar Switch


    Positive Lead Measurement / Action Negative Lead
      C832-15   C832-2


  • Monitor the BCM DOOR_SW_DRVR, DOOR_SW_PSGR, DOOR_SW_LR and DOOR_SW_RR Parameter Identifications (PIDs).

Does the PID indicate the door is closed?

Yes REMOVE the fused jumper wire. INSTALL a new door module in question.
REFER to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
REFER to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
REFER to: Rear Door Module (RDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No REMOVE the fused jumper wire. REPAIR the circuit.


C7   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).



The Interior Courtesy Lamps Stay On Continuously


Refer to Wiring Diagrams Cell 89 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).



  DTC Fault Trigger Conditions


DTC Description Fault Trigger Conditions
B1313:15 Interior Lighting Output: Circuit Short To Battery or Open Sets when the BCM detects lower than expected current draw from the interior lighting output circuit.


Possible Sources


PINPOINT TEST D : THE INTERIOR COURTESY LAMPS STAY ON CONTINUOUSLY
D1   CHECK THE OPERATION OF ALL THE INTERIOR COURTESY LAMPS
  • Close all doors and observe the courtesy lamps.

Is only the rear interior courtesy lamp always on?

Yes GO to D2
No GO to D5


D2   CHECK THE REAR LAMP CONTROL CIRCUIT FOR A SHORT TO VOLTAGE
  • Ignition OFF.
  • Disconnect: Front Interior Lamp C930.
  • Disconnect: Rear Interior Lamp C9081.
  • Ignition ON.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-5   Ground



Is any voltage present?

Yes REPAIR the circuit.
No GO to D3


D3   CHECK THE REAR LAMP CONTROL CIRCUIT FOR A SHORT TO GROUND
  • Ignition OFF.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-5   Ground



Is the resistance greater than 10,000 ohms?

Yes GO to D4
No REPAIR the circuit.


D4   CHECK THE REAR LAMP CONTROL CIRCUIT FOR AN OPEN
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C930-5   C9081-6



Is the resistance less than 3 ohms?

Yes INSTALL a new rear interior lamp. TEST the system for normal operation. If the condition still exists, INSTALL a new overhead console.
REFER to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).
No REPAIR the circuit.


D5   ISOLATE THE BCM (BODY CONTROL MODULE)
  • Ignition OFF.
  • Disconnect: BCM C2280F.
  • Ignition ON.

Do the interior courtesy lamps continue to illuminate?

Yes GO to D6
No GO to D7


D6   CHECK THE BCM (BODY CONTROL MODULE) COURTESY LAMP OUTPUT CIRCUIT FOR A SHORT TO VOLTAGE
  • Ignition OFF.
  • Disconnect: Front Interior Lamp C930.
  • Ignition ON.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C2280F-13   Ground



Is any voltage present?

Yes REPAIR the circuit.
No INSTALL a new overhead console.
REFER to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).


D7   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).



The Luggage Compartment Lamp Is Inoperative Or On Continuously


Refer to Wiring Diagrams Cell 89 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).

Possible Sources


PINPOINT TEST E : THE LUGGAGE COMPARTMENT LAMP IS INOPERATIVE OR ON CONTINUOUSLY
E1   DETERMINE IF THE LAMP IS ON WITH THE LUGGAGE COMPARTMENT LID OPEN
  • Ignition ON.
  • Make sure the luggage compartment lid is fully open and observe the luggage compartment lamp(s).

Is the luggage compartment lamp illuminated?

Yes GO to E2
No GO to E3


E2   CHECK THE LUGGAGE COMPARTMENT LAMP GROUND CIRCUIT FOR A SHORT TO GROUND
  • Disconnect: Luggage Compartment Lid Latch C4424.

Does the luggage compartment lamp continue to illuminate?

Yes REPAIR the circuit.
No INSTALL a new luggage compartment lid latch.
REFER to: Luggage Compartment Lid Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).


E3   CHECK THE OPERATION OF THE DEMAND LAMPS
  • Ignition OFF.
  • Check the operation of the LH vanity mirror, RH vanity mirror, overhead map and glove box lamps.

Do the LH vanity mirror, RH vanity mirror, overhead map and glove box lamps illuminate?

Yes GO to E4
No GO to Pinpoint Test F


E4   CHECK FOR VOLTAGE TO THE LUGGAGE COMPARTMENT LAMP
  • Disconnect: Luggage Compartment Lamp C428.
  • Ignition ON.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C428-1   Ground



Is the voltage greater than 11 volts?

Yes GO to E5
No REPAIR the luggage compartment lamp voltage supply circuit for an open.


E5   ISOLATE THE LUGGAGE COMPARTMENT LAMP BULB SOCKET
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C428-1   C428-3



Is the voltage greater than 11 volts?

Yes INSTALL a new luggage compartment lamp bulb socket.
No GO to E6


E6   CHECK THE LUGGAGE COMPARTMENT LAMP GROUND CIRCUIT FOR AN OPEN
  • Ignition OFF.
  • Connect: Luggage Compartment Lamp C428.
  • Disconnect: Luggage Compartment Lid Latch C4424.
  • Connect:


    Positive Lead Measurement / Action Negative Lead
      C4424-2   Ground



Does the luggage compartment lamp illuminate?

Yes REMOVE the fused jumper wire. GO to E7
No REMOVE the fused jumper wire. REPAIR the circuit.


E7   CHECK THE LUGGAGE COMPARTMENT LID LATCH GROUND CIRCUIT FOR AN OPEN
  • Connect:


    Positive Lead Measurement / Action Negative Lead
      C4424-2   C4424-4



Does the luggage compartment lamp illuminate?

Yes REMOVE the fused jumper wire. INSTALL a new luggage compartment lid latch.
REFER to: Luggage Compartment Lid Latch (501-14 Handles, Locks, Latches and Entry Systems, Removal and Installation).
No REMOVE the fused jumper wire. REPAIR the circuit.



One Or More Demand Lamps Are Inoperative


Refer to Wiring Diagrams Cell 89 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).

Possible Sources

Visual Inspection and Diagnostic Pre-checks


PINPOINT TEST F : ONE OR MORE DEMAND LAMPS ARE INOPERATIVE
F1   CHECK THE DEMAND LAMP OPERATION
  • Ignition ON.
  • Check the operation of the luggage compartment, LH vanity mirror, RH vanity mirror, overhead map and glove box lamps.

Do the luggage compartment, LH vanity mirror, RH vanity mirror, overhead map or glove box lamps illuminate?

Yes If the luggage compartment lamp is inoperative, GO to Pinpoint Test E
If a vanity mirror lamp is inoperative, GO to F3
If the glove box map lamp is inoperative, GO to F5
If an overhead map lamp is inoperative, GO to F7
No GO to F2


F2   CHECK THE DEMAND LAMP VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
  • Ignition OFF.
  • Disconnect: LH Vanity Mirror Lamp C907.
  • Disconnect: BCM C2280F.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C907-1   C2280F-14



Is the resistance less than 3 ohms?

Yes GO to F9
No REPAIR the circuit.


F3   CHECK THE VANITY MIRROR VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
  • Ignition OFF.
  • Disconnect: Inoperative LH Vanity Mirror Lamp C907 or RH Vanity Mirror Lamp C906.
  • Ignition ON.
  • Measure:

      LH Vanity Mirror Lamp


    Positive Lead Measurement / Action Negative Lead
      C907-1   Ground




      RH Vanity Mirror Lamp


    Positive Lead Measurement / Action Negative Lead
      C906-1   Ground



Is the voltage greater than 11 volts?

Yes GO to F4
No REPAIR the circuit.


F4   CHECK THE VANITY MIRROR GROUND CIRCUIT FOR AN OPEN
  • Measure:

      LH Vanity Mirror Lamp


    Positive Lead Measurement / Action Negative Lead
      C907-1   C907-2




      RH Vanity Mirror Lamp


    Positive Lead Measurement / Action Negative Lead
      C906-1   C906-2



Is the voltage greater than 11 volts?

Yes INSTALL a new sun visor for the lamp in question.
No REPAIR the circuit.


F5   CHECK THE GLOVEBOX LAMP VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
  • Ignition OFF.
  • Disconnect: Glove Box Lamp C254.
  • Ignition ON.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C254-1   Ground



Is the voltage greater than 11 volts?

Yes GO to F6
No REPAIR the circuit.


F6   CHECK THE GLOVEBOX LAMP GROUND CIRCUIT FOR AN OPEN
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C254-1   C254-2



Is the voltage greater than 11 volts?

Yes INSTALL a new glove box lamp.
No REPAIR the circuit.


F7   CHECK THE OVERHEAD INTERIOR LAMP VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
  • Ignition OFF.
  • Disconnect: Inoperative Front Interior Lamp C930 or Rear Interior Lamp C9081.
  • Ignition ON.
  • Measure:

      Front Interior Lamp


    Positive Lead Measurement / Action Negative Lead
      C930-12   Ground




      Rear Interior Lamp


    Positive Lead Measurement / Action Negative Lead
      C9081-1   Ground



Is the voltage greater than 11 volts?

Yes GO to F8
No REPAIR the circuit.


F8   CHECK THE OVERHEAD INTERIOR LAMP GROUND CIRCUIT FOR AN OPEN
  • Measure:

      Front Interior Lamp


    Positive Lead Measurement / Action Negative Lead
      C930-12   C931-1




      Rear Interior Lamp


    Positive Lead Measurement / Action Negative Lead
      C9081-1   C9081-4



Is the voltage greater than 11 volts?

Yes For the front interior lamp, INSTALL a new overhead console.
REFER to: Overhead Console (501-12 Instrument Panel and Console, Removal and Installation).

For the rear interior lamp, INSTALL a new rear interior lamp.
No REPAIR the circuit.


F9   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).



The Battery Saver Does Not Deactivate After Time-out


Refer to Wiring Diagrams Cell 89 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).

Possible Sources


PINPOINT TEST G : THE BATTERY SAVER DOES NOT DEACTIVATE AFTER TIME-OUT
G1   CHECK THE DEMAND LAMP VOLTAGE SUPPLY CIRCUIT FOR A SHORT TO VOLTAGE
  • Ignition OFF.
  • Disconnect: BCM C2280F.
  • Turn any demand (map or vanity mirror) lamp on.

Does the demand lamp turn on?

Yes REPAIR the circuit.
No GO to G2


G2   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).



The Ambient Lighting Is Inoperative Or Always On


Refer to Wiring Diagrams Cell 89 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).



  DTC Fault Trigger Conditions


DTC Description Fault Trigger Conditions
B145C:11 Ambient Lighting Power Supply Output: Circuit Short To Ground Sets when the BCM detects excessive current draw from the ambient light module conditioned power supply output circuit.
B145C:15 Ambient Lighting Power Supply Output: Circuit Short To Battery or Open Sets when the BCM detects lower than expected current draw from the ambient light module conditioned power supply output circuit.


Possible Sources


PINPOINT TEST H : THE AMBIENT LIGHTING IS INOPERATIVE OR ALWAYS ON
H1   CHECK THE FDIM (FRONT DISPLAY INTERFACE MODULE) AUDIO CONTROLS
  • Ignition ON.
  • Check the operation of the audio system using the FDIM (touchscreen) controls.

Does the audio system operate correctly from the touchscreen controls?

Yes GO to H2
No
REFER to: Information and Entertainment System (415-00A Information and Entertainment System - General Information - Vehicles With: Touchscreen Display, Diagnosis and Testing).
REFER to: Information and Entertainment System (415-00B Information and Entertainment System - General Information - Vehicles With: THX Audio System, Diagnosis and Testing).


H2   CHECK THE BCM (BODY CONTROL MODULE) AMBIENT LIGHTING OUTPUT FOR VOLTAGE
  • Ignition OFF.
  • Disconnect: LH Footwell Lamp C209.
  • Ignition ON.
  • Place the headlamp switch in the parking lamps ON position.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C209-1   Ground



Is the voltage greater than 11 volts?

Yes GO to H3
No GO to H4


H3   CHECK THE BCM (BODY CONTROL MODULE) AMBIENT LIGHTING OUTPUT FOR A SHORT TO VOLTAGE
  • Ignition OFF.
  • Disconnect: BCM C2280F.
  • Ignition ON.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C209-1   Ground



Is any voltage present?

Yes REPAIR the circuit.
No GO to H6


H4   CHECK THE BCM (BODY CONTROL MODULE) AMBIENT LIGHTING OUTPUT FOR A SHORT TO GROUND
  • Ignition OFF.
  • Disconnect: BCM C2280F.
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C209-1   Ground



Is the resistance greater than 10,000 ohms?

Yes GO to H5
No REPAIR the circuit.


H5   CHECK THE BCM (BODY CONTROL MODULE) AMBIENT LIGHTING OUTPUT FOR AN OPEN
  • Measure:


    Positive Lead Measurement / Action Negative Lead
      C209-1   C2280F-4



Is the resistance less than 3 ohms?

Yes GO to H6
No REPAIR the circuit.


H6   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).



A Puddle Lamp Is Inoperative Or Always On


Refer to Wiring Diagrams Cell 89 for schematic and connector information.


Refer to Wiring Diagrams Cell 124 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).



  DTC Fault Trigger Conditions


DTC Description Fault Trigger Conditions
B1165:11 Left Front Puddle Lamp Output: Circuit Short To Ground Sets when the DDM detects a short to ground from the puddle lamp output circuit.
B1165:15 Left Front Puddle Lamp Output: Circuit Short To Battery Or Open Sets when the DDM detects an open or a short to battery voltage from the puddle lamp output circuit.
B1166:11 Right Front Puddle Lamp Output: Circuit Short To Ground Sets when the PDM detects a short to ground from the puddle lamp output circuit.
B1166:15 Right Front Puddle Lamp Output: Circuit Short To Battery Or Open Sets when the PDM detects an open or a short to battery voltage from the puddle lamp output circuit.


Possible Sources

Visual Inspection and Diagnostic Pre-checks


PINPOINT TEST I : A PUDDLE LAMP IS INOPERATIVE OR ALWAYS ON
I1   CHECK THE OPERATION OF THE INTERIOR COURTESY LAMPS
  • Ignition ON.
  • Ignition OFF.
  • Open and close a door.
  • Observe the interior courtesy lamp operation for 30 seconds.

Do the interior courtesy lamps operate correctly?

Yes If a puddle lamp is always on, GO to I2
If a puddle lamp is inoperative, GO to I3
No REFER to the Interior Lamps Symptom Chart in this section and diagnose the interior courtesy lamps.


I2   CHECK THE PUDDLE LAMP POWER SUPPLY CIRCUIT FOR A SHORT TO VOLTAGE
  • Disconnect: DDM C501B ( LH puddle lamp).
  • Disconnect: PDM C652B ( RH puddle lamp).
  • Ignition ON.

Does the puddle lamp continue to illuminate?

Yes REPAIR the circuit.
No INSTALL a new door module in question.
REFER to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
REFER to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).


I3   CHECK THE MIRROR OPERATION
  • Ignition ON.
  • Using the exterior mirror control switch, operate the exterior power mirrors.

Do the exterior power mirrors operate?

Yes GO to I4
No
REFER to: Rear View Mirrors (501-09 Rear View Mirrors, Diagnosis and Testing).


I4   CHECK FOR VOLTAGE TO THE PUDDLE LAMP
  • Ignition OFF.
  • Disconnect: Inoperative LH Exterior Mirror C516 or RH Exterior Mirror C601.
  • Ignition ON.
  • Open any door.
  • Measure:

      LH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C516-11   Ground




      RH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C601-11   Ground



Is the voltage greater than 11 volts?

Yes GO to I7
No GO to I5


I5   CHECK THE PUDDLE LAMP VOLTAGE SUPPLY CIRCUIT FOR A SHORT TO GROUND
  • Ignition OFF.
  • Disconnect: DDM C501B ( LH puddle lamp).
  • Disconnect: PDM C652B ( RH puddle lamp).
  • Measure:

      LH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C516-11   Ground




      RH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C601-11   Ground



Is the resistance greater than 10,000 ohms?

Yes GO to I6
No REPAIR the circuit.


I6   CHECK THE PUDDLE LAMP VOLTAGE SUPPLY CIRCUIT FOR AN OPEN
  • Measure:

      LH Exterior Mirror (vehicles built before 6/3/2013)


    Positive Lead Measurement / Action Negative Lead
      C516-11   C501B-9




      LH Exterior Mirror (vehicles from 6/3/2013)


    Positive Lead Measurement / Action Negative Lead
      C516-11   C501B-10




      RH Exterior Mirror (vehicles built before 6/3/2013)


    Positive Lead Measurement / Action Negative Lead
      C601-11   C652B-9




      RH Exterior Mirror (vehicles from 6/3/2013)


    Positive Lead Measurement / Action Negative Lead
      C601-11   C652B-10



Is the resistance less than 3 ohms?

Yes INSTALL a new door module in question.
REFER to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
REFER to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No REPAIR the circuit.


I7   CHECK THE EXTERIOR MIRROR GROUND CIRCUIT
  • Measure:

      LH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C516-11   C516-8




      RH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C601-11   C601-8



Is the voltage greater than 11 volts?

Yes CHECK the exterior mirror jumper harness between the vehicle harness and the puddle lamp for open circuits and damaged or pushed-out pins. If the jumper harness is OK, INSTALL a new puddle lamp.
REFER to: Exterior Mirror (501-09 Rear View Mirrors, Removal and Installation).
If the jumper harness is not OK, REPAIR the jumper harness.
No GO to I8


I8   CHECK THE PUDDLE LAMP GROUND CIRCUIT FOR AN OPEN
  • Ignition OFF.
  • Disconnect: DDM C501A ( LH puddle lamp).
  • Disconnect: PDM C652A ( RH puddle lamp).
  • Measure:

      LH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C516-8   C501A-2




      RH Exterior Mirror


    Positive Lead Measurement / Action Negative Lead
      C601-8   C652A-2



Is the resistance less than 3 ohms?

Yes INSTALL a new door module in question.
REFER to: Driver Door Module (DDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
REFER to: Passenger Door Module (PDM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No REPAIR the circuit.



One Or More Of The Ambient Lighting LEDs Are Inoperative Or Do Not Change Color


Refer to Wiring Diagrams Cell 89 for schematic and connector information.

Normal Operation and Fault Conditions


REFER to: Interior Lighting - System Operation and Component Description (417-02 Interior Lighting, Description and Operation).



  DTC Fault Trigger Conditions


DTC Description Fault Trigger Conditions
B1465:00 Ambient Lighting Bus 1: No Sub Type Information Sets when the BCM detects a fault in the LIN circuit to the door ambient lighting Light Emitting Diodes (LEDs).
B1467:00 Ambient Lighting Bus 3: No Sub Type Information Sets when the BCM detects a fault in the LIN circuit to the footwell and center console ambient lighting Light Emitting Diodes (LEDs).


Possible Sources


PINPOINT TEST J : ONE OR MORE OF THE AMBIENT LIGHTING LEDS ARE INOPERATIVE OR DO NOT CHANGE COLOR
J1   CHECK THE AMBIENT LIGHTING LIGHT EMITTING DIODES (LEDS)
  • Ignition ON.
  • Place the headlamp switch in the parking lamps ON position.
  • Observe the operation of all the ambient lighting Light Emitting Diodes (LEDs).

Are all the front and rear door or all the instrument panel, center console and footwell ambient lighting Light Emitting Diodes (LEDs) inoperative?

Yes GO to J5
No GO to J2


J2   CHECK FOR VOLTAGE TO THE LED (LIGHT EMITTING DIODE)
  • Ignition OFF.
  • Disconnect: inoperative ambient lighting LED .
  • Ignition ON.
  • Place the headlamp switch in the parking lamps ON position.
  • Measure:

      Cupholder


    Positive Lead Measurement / Action Negative Lead
      C3555-1   Ground




      LH Front Footwell


    Positive Lead Measurement / Action Negative Lead
      C209-1   Ground




      RH Front Footwell


    Positive Lead Measurement / Action Negative Lead
      C266-1   Ground




      Console Front


    Positive Lead Measurement / Action Negative Lead
      C3554-1   Ground




      Rear Footwell


    Positive Lead Measurement / Action Negative Lead
      C3552-1   Ground




      RH Instrument Panel


    Positive Lead Measurement / Action Negative Lead
      C2485-1   Ground




      LH Instrument Panel Inner


    Positive Lead Measurement / Action Negative Lead
      C2484-1   Ground




      LH Instrument Panel Outer


    Positive Lead Measurement / Action Negative Lead
      C2483-1   Ground




      LH Front Door


    Positive Lead Measurement / Action Negative Lead
      C510-3   Ground




      LH Rear Door


    Positive Lead Measurement / Action Negative Lead
      C737-3   Ground




      RH Front Door


    Positive Lead Measurement / Action Negative Lead
      C610-3   Ground




      RH Rear Door


    Positive Lead Measurement / Action Negative Lead
      C837-3   Ground



Is the voltage greater than 11 volts?

Yes GO to J3
No REPAIR the LED voltage supply circuit in question.


J3   CHECK THE LED (LIGHT EMITTING DIODE) GROUND CIRCUIT FOR AN OPEN
  • Measure:

      Cupholder


    Positive Lead Measurement / Action Negative Lead
      C3555-1   C3555-3




      LH Front Footwell


    Positive Lead Measurement / Action Negative Lead
      C209-1   C209-3




      RH Front Footwell


    Positive Lead Measurement / Action Negative Lead
      C266-1   C266-3




      Console Front


    Positive Lead Measurement / Action Negative Lead
      C3554-1   C3554-3




      Rear Footwell


    Positive Lead Measurement / Action Negative Lead
      C3552-1   C3552-3




      RH Instrument Panel


    Positive Lead Measurement / Action Negative Lead
      C2485-1   C2485-3




      LH Instrument Panel Inner


    Positive Lead Measurement / Action Negative Lead
      C2484-1   C2484-3




      LH Instrument Panel Outer


    Positive Lead Measurement / Action Negative Lead
      C2483-1   C2483-3




      LH Front Door


    Positive Lead Measurement / Action Negative Lead
      C510-3   C510-4




      LH Rear Door


    Positive Lead Measurement / Action Negative Lead
      C737-3   C737-4




      RH Front Door


    Positive Lead Measurement / Action Negative Lead
      C610-3   C610-4




      RH Rear Door


    Positive Lead Measurement / Action Negative Lead
      C837-3   C837-4



Is the voltage greater than 11 volts?

Yes GO to J4
No REPAIR the ground circuit in question.


J4   CHECK THE AMBIENT LIGHTING LIN (LOCAL INTERCONNECT NETWORK) CIRCUIT FOR AN OPEN
  • Ignition OFF.
  • Turn the parking lamps off.
  • Disconnect: BCM C2280D (door Light Emitting Diodes (LEDs)).
  • Disconnect: BCM C2280G (center console, instrument panel and footwell Light Emitting Diodes (LEDs)).
  • Measure:

      Cupholder


    Positive Lead Measurement / Action Negative Lead
      C3555-2   C2280G-13




      LH Front Footwell


    Positive Lead Measurement / Action Negative Lead
      C209-2   C2280G-13




      RH Front Footwell


    Positive Lead Measurement / Action Negative Lead
      C266-2   C2280G-13




      Console Front


    Positive Lead Measurement / Action Negative Lead
      C3554-2   C2280G-13




      Rear Footwell


    Positive Lead Measurement / Action Negative Lead
      C3552-2   C2280G-13




      RH Instrument Panel


    Positive Lead Measurement / Action Negative Lead
      C2485-2   C2280G-13




      LH Instrument Panel Inner


    Positive Lead Measurement / Action Negative Lead
      C2484-2   C2280G-13




      LH Instrument Panel Outer


    Positive Lead Measurement / Action Negative Lead
      C2483-2   C2280G-13




      LH Front Door


    Positive Lead Measurement / Action Negative Lead
      C510-3   C2280D-38




      LH Rear Door


    Positive Lead Measurement / Action Negative Lead
      C737-1   C2280D-38




      RH Front Door


    Positive Lead Measurement / Action Negative Lead
      C610-3   C2280D-38




      RH Rear Door


    Positive Lead Measurement / Action Negative Lead
      C837-1   C2280D-38



Is the resistance less than 3 ohms?

Yes INSTALL a new ambient lighting LED in question.
No REPAIR the circuit.


J5   CHECK THE AMBIENT LIGHTING LIN (LOCAL INTERCONNECT NETWORK) FOR AN OPEN
  • Ignition OFF.
  • Turn the parking lamps off.
  • Disconnect: BCM C2280D (door Light Emitting Diodes (LEDs)).
  • Disconnect: BCM C2280G (center console, instrument panel and footwell Light Emitting Diodes (LEDs)).
  • Disconnect: LH Front Door Ambient Lighting LED C510 (door Light Emitting Diodes (LEDs)).
  • Disconnect: LH Front Footwell Ambient Lighting LED C209 ( instrument panel and front footwell Light Emitting Diodes (LEDs)).
  • Disconnect: Inline C340 (center console and rear footwell Light Emitting Diodes (LEDs)).
  • For door Light Emitting Diodes (LEDs), measure:


    Positive Lead Measurement / Action Negative Lead
      C510-1   C2280D-38


  • For instrument panel and front footwell Light Emitting Diodes (LEDs), measure:


    Positive Lead Measurement / Action Negative Lead
      C209-2   C2280G-13


  • For center console Light Emitting Diodes (LEDs), measure:


    Positive Lead Measurement / Action Negative Lead
      C340-32   C2280G-13



Is the resistance less than 3 ohms?

Yes GO to J6
No REPAIR the circuit.


J6   CHECK THE AMBIENT LIGHTING LIN (LOCAL INTERCONNECT NETWORK) FOR A SHORT TO VOLTAGE
  • Disconnect: LH Rear Door Ambient Lighting LED C737, RH Front Door Ambient Lighting LED C610 and RH Rear Door Ambient Lighting LED C837 (door Light Emitting Diodes (LEDs)).
  • Disconnect: RH Front Footwell Ambient Lighting LED C266 (center console, instrument panel and footwell Light Emitting Diodes (LEDs)).
  • Disconnect: LH Instrument Panel Outer Ambient Lighting LED C2483, LH Instrument Panel Inner Ambient Lighting LED C2484 and RH Instrument Panel Ambient Lighting LED C2485 (center console, instrument panel and footwell Light Emitting Diodes (LEDs)).
  • For door Light Emitting Diodes (LEDs), measure:


    Positive Lead Measurement / Action Negative Lead
      C2280D-38   Ground


  • For center console, instrument panel and footwell Light Emitting Diodes (LEDs), measure:


    Positive Lead Measurement / Action Negative Lead
      C2280G-13   Ground



Is any voltage present?

Yes REPAIR the circuit.
No GO to J7


J7   CHECK THE AMBIENT LIGHTING LIN (LOCAL INTERCONNECT NETWORK) FOR A SHORT TO GROUND
  • Ignition OFF.
  • For door Light Emitting Diodes (LEDs), measure:


    Positive Lead Measurement / Action Negative Lead
      C2280D-38   Ground


  • For center console, instrument panel and footwell Light Emitting Diodes (LEDs), measure:


    Positive Lead Measurement / Action Negative Lead
      C2280G-13   Ground



Is the resistance greater than 10,000 ohms?

Yes GO to J8
No REPAIR the circuit.


J8   CHECK FOR CORRECT BCM (BODY CONTROL MODULE) OPERATION
  • Disconnect and inspect all BCM connectors.
  • Repair:
    • corrosion (install new connector or terminals – clean module pins)
    • damaged or bent pins – install new terminals/pins
    • pushed-out pins – install new pins as necessary
  • Reconnect the BCM connectors. Make sure they seat and latch correctly.
  • Operate the system and determine if the concern is still present.

Is the concern still present?

Yes CHECK OASIS for any applicable Technical Service Bulletins (TSBs). If a TSB exists for this concern, DISCONTINUE this test and FOLLOW TSB instructions. If no Technical Service Bulletins (TSBs) address this concern, INSTALL a new BCM .
REFER to: Body Control Module (BCM) (419-10 Multifunction Electronic Modules, Removal and Installation).
No The system is operating correctly at this time. The concern may have been caused by module connections. ADDRESS the root cause of any connector or pin issues. CLEAR the Diagnostic Trouble Codes (DTCs).





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