Exterior Lighting System DTCS
BODY CONTROL MODULE (BCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1115:11 | High Mounted Stop Lamp Control: Circuit Short To Ground | GO to Pinpoint Test Q . |
| B123A:11 | Left Front Turn Indicator: Circuit Short To Ground | GO to Pinpoint Test U . |
| B123A:15 | Left Front Turn Indicator: Circuit Short To Battery or Open | GO to Pinpoint Test U . |
| B123B:11 | Right Front Turn Indicator: Circuit Short To Ground | GO to Pinpoint Test U . |
| B123B:15 | Right Front Turn Indicator: Circuit Short To Battery or Open | GO to Pinpoint Test U . |
| B1247:11 | Left Rear Turn Indicator: Circuit Short To Ground | GO to Pinpoint Test U . |
| B1247:15 | Left Rear Turn Indicator: Circuit Short To Battery or Open | GO to Pinpoint Test U . |
| B1248:11 | Right Rear Turn Indicator: Circuit Short To Ground | GO to Pinpoint Test U . |
| B1248:15 | Right Rear Turn Indicator: Circuit Short To Battery or Open | GO to Pinpoint Test U . |
| B1277:11 | Reverse Lamp: Circuit Short To Ground | GO to Pinpoint Test AB . |
| B1277:15 | Reverse Lamp: Circuit Short To Battery or Open | If the reverse lamps are inoperative, GO to Pinpoint Test AB . If the reverse lamps are always on, GO to Pinpoint Test AD . |
| B132B:11 | Left Stop/Turn Lamp: Circuit Short To Ground | GO to Pinpoint Test Q . |
| B132B:15 | Left Stop/Turn Lamp: Circuit Short To Battery or Open | If the stoplamp is inoperative, GO to Pinpoint Test Q . If the stoplamp is always on, GO to Pinpoint Test R . |
| B132C:11 | Right Stop/Turn Lamp: Circuit Short To Ground | GO to Pinpoint Test Q . |
| B132C:15 | Right Stop/Turn Lamp: Circuit Short To Battery or Open | If the stoplamp is inoperative, GO to Pinpoint Test Q . If the stoplamp is always on, GO to Pinpoint Test R . |
| B1A85:11 | Ambient Light Sensor: Circuit Short To Ground | GO to Pinpoint Test O . |
| B1A85:13 | Ambient Light Sensor: Circuit Open | GO to Pinpoint Test O . |
| B1C98:11 | Left Corner Lamp Circuit: Circuit Short To Ground | GO to Pinpoint Test U . |
| B1C98:15 | Left Corner Lamp Circuit: Circuit Short To Battery or Open | GO to Pinpoint Test U . |
| B1C99:11 | Right Corner Lamp Circuit: Circuit Short To Ground | GO to Pinpoint Test U . |
| B1C99:15 | Right Corner Lamp Circuit: Circuit Short To Battery or Open | GO to Pinpoint Test U . |
| B1D00:11 | Left Low Beam: Circuit Short To Ground | GO to Pinpoint Test A . |
| B1D00:15 | Left Low Beam: Circuit Short To Battery or Open | If the headlamp is inoperative, GO to Pinpoint Test A . If the headlamp is always on, GO to Pinpoint Test C . |
| B1D01:11 | Right Low Beam: Circuit Short To Ground | GO to Pinpoint Test A . |
| B1D01:15 | Right Low Beam: Circuit Short To Battery or Open | If the headlamp is inoperative, GO to Pinpoint Test A . If the headlamp is always on, GO to Pinpoint Test C . |
| B1D02:11 | Left High Beam Circuit: Circuit Short To Ground | GO to Pinpoint Test B . |
| B1D02:15 | Left High Beam Circuit: Circuit Short To Battery or Open | If the headlamp is inoperative, GO to Pinpoint Test B . If the headlamp is always on, GO to Pinpoint Test D . |
| B1D03:11 | Right High Beam Circuit: Circuit Short To Ground | GO to Pinpoint Test B . |
| B1D03:15 | Right High Beam Circuit: Circuit Short To Battery or Open | If the headlamp is inoperative, GO to Pinpoint Test B . If the headlamp is always on, GO to Pinpoint Test D . |
| B1D35:11 | Hazard Switch: Circuit Short To Ground | GO to Pinpoint Test V . |
| C0040:12 | Brake Pedal Switch "A": Circuit Short To Battery | GO to Pinpoint Test R . |
| U1000:00 | Solid State Driver Protection Activated - Driver Disabled: No Sub Type Information | The module has temporarily disabled an output because an excessive current draw exists (such as a short to ground). The Body Control Module (BCM) cannot enable the output until the cause of the short is corrected. ADDRESS all other DTCs first . After the cause of the concern is corrected, CLEAR the DTCs. REPEAT the self-test. |
| U3000:49 | Control Module: Internal Electronic Failure | The module has permanently disabled an output because an excessive current draw fault (such as a short to ground) has exceeded the limits that the BCM can withstand. The cause of the excessive current draw MUST be corrected before a new BCM is installed. ADDRESS all other DTCs first . After the cause of the concern is corrected, INSTALL a new BCM. REFER to MULTIFUNCTION ELECTRONIC MODULES . TEST the system for normal operation. |
FRONT LIGHTING CONTROL MODULE (FLM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B10A6:72 | Main Light Switch: Actuator Stuck Open | INSTALL a new FLM. REFER to Front Lighting Control Module (FLM) in this service information. TEST the system for normal operation. |
| B1130:71 | Light switch module: Actuator Stuck | INSTALL a new FLM. REFER to Front Lighting Control Module (FLM) in this service information. TEST the system for normal operation. |
| B11D9:16 | Vehicle Battery: Circuit Voltage Below Threshold | GO to Pinpoint Test F . |
| B11D9:17 | Vehicle Battery: Circuit Voltage Above Threshold | GO to Pinpoint Test G . |
| U0140:87 | Lost Communication With Body Control Module: Missing Message | GO to Pinpoint Test H . |
| U0422:86 | Invalid Data Received From Body Control Module Switch: Signal Invalid | DIAGNOSE all non-network DTCs from the Body Control Module (BCM). CLEAR the DTCs. REPEAT the self-test. |
| U3000:49 | Control Module: Internal Electronic Failure | INSTALL a new FLM. REFER to Front Lighting Control Module (FLM) in this service information. TEST the system for normal operation. |
STEERING COLUMN CONTROL MODULE (SCCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1007:09 | High-Beam Headlamp Switch: Component Failure | INSTALL a new multifunction switch. REFER to STEERING COLUMN SWITCHES . TEST the system for normal operation. If the concern still exists, INSTALL a new SCCM. REFER to STEERING COLUMN SWITCHES . TEST the system for normal operation. |
| B1D36:09 | Turn Indicator Switch: Component Failure | INSTALL a new multifunction switch. REFER to STEERING COLUMN SWITCHES . TEST the system for normal operation. If the concern still exists, INSTALL a new SCCM. REFER to STEERING COLUMN SWITCHES . TEST the system for normal operation. |
| All other DTCs | - | REFER to the Diagnostic Trouble Code (DTC) Chart in MULTIFUNCTION ELECTRONIC MODULES . |
HEADLAMP CONTROL MODULE (HCM) DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| B1342 | ECU Is Faulted | INSTALL a new LH headlamp assembly. REFER to Headlamp Assembly in this service information. TEST the system for normal operation. |
| B2609 | ECU Output to Left Headlamp Stepper Motor Circuit Failure | GO to Pinpoint Test L . |
| B2612 | ECU Output to Right Headlamp Stepper Motor Circuit Failure | GO to Pinpoint Test L . |
| B100B | Left Headlamp Swivel Control Failure | GO to Pinpoint Test L . |
| B100C | Right Headlamp Swivel Control Failure | GO to Pinpoint Test L . |
| U0073 | Control Module Communication Bus A Off | REFER to MODULE COMMUNICATIONS NETWORK , Intermittent no High Speed Controller Area Network (HS-CAN) communication, one or more modules are not responding during network test. |
| U0100 | Lost Communication With ECM/PCM | GO to Pinpoint Test I . |
| U0121 | Lost Communication With Anti-Lock Brake System (ABS) Control Module | GO to Pinpoint Test J . |
| U0140 | Lost Communication With Body Control Module (GEM) | GO to Pinpoint Test K . |
| U0415 | Invalid Data Received From Anti-Lock Brake System (ABS) Control Module | RETRIEVE and REPAIR all non-network DTCs set in the ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) AND STABILITY CONTROL . CLEAR the DTCs. REPEAT the self-test. |
| U2050 | No Application Present | CARRY OUT the Programmable Module Installation (PMI). REFER to MODULE CONFIGURATION . TEST the system for normal operation. |
| U2471 | Unexpected PRNDL State | RETRIEVE and REPAIR all non-network DTCs set in the PCM. REFER to ELECTRONIC ENGINE CONTROLS . CLEAR the DTCs. REPEAT the self-test. |
| U2472 | Unexpected Ignition State | RETRIEVE and REPAIR all non-network DTCs set in the Body Control Module (BCM). REFER to MULTIFUNCTION ELECTRONIC MODULES . CLEAR the DTCs. REPEAT the self-test. |
| U2473 | Unexpected Vehicle Speed (VSS) | RETRIEVE and REPAIR all non-network DTCs set in the ABS module. REFER to ANTI-LOCK BRAKE SYSTEM (ABS) AND STABILITY CONTROL . CLEAR the DTCs. REPEAT the self-test. |
REMOTE FUNCTION ACTUATOR (RFA) MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Action |
|---|---|---|
| P1571:12 | Brake Switch: Circuit Short To Battery | GO to Pinpoint Test R . |