FRONT LIGHTING CONTROL MODULE (FLM) DIAGNOSTIC TROUBLE CODE (DTC) LIST

DTC	Description	Action
B10A6:72	Main Light Switch: Actuator Stuck Open	INSTALL a new Front Lighting Control Module (FLM). REFER to FRONT LIGHTING CONTROL MODULE (FLM) .
B1130:71	Light switch module: Actuator Stuck	INSTALL a new Front Lighting Control Module (FLM). REFER to FRONT LIGHTING CONTROL MODULE (FLM) .
B11D9:16	Vehicle Battery: Circuit Voltage Below Threshold	REFER to DIAGNOSTIC ROUTINE AE .
B11D9:17	Vehicle Battery: Circuit Voltage Above Threshold	REFER to DIAGNOSTIC ROUTINE AF .
U0140:87	Lost Communication With Body Control Module: Missing Message	REFER to DIAGNOSTIC ROUTINE AG .
U0422:86	Invalid Data Received From Body Control Module: Signal Invalid DIAGNOSE all non-network DTCs from the Body Control Module (BCM).	REFER to DTC CHART: BODY CONTROL MODULE (BCM) .
U3000:49	Control Module: Internal Electronic Failure	INSTALL a new Front Lighting Control Module (FLM). REFER to FRONT LIGHTING CONTROL MODULE (FLM) .

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.

• Brakes feel soft, pull hard to one side, or make grinding noises.

• The engine overheats, stalls repeatedly, or misfires under load.

• You are missing required tools, torque specs, or safe lifting equipment.

• You are not confident in the next step or safety outcome.

Safety Warning

Front Lighting Control Module (FLM)