LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2024 >> Ascent Base >> Repair and Diagnosis >> Quick Lookups >> DTC Index >> Exterior Lights System DTCS
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

Exterior Lights System DTCS

EXTERIOR LIGHTS SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION

Code Description & trouble position Reference
B2900 AHL CONTROL Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC B2900 AHL CONTROL .
B2904 LED HEADLIGHT CIRCUIT RH Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC B2904 LED HEADLIGHT CIRCUIT RH .
B2905 LED HEAD LIGHT CIRCUIT LH Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC B2905 LED HEAD LIGHT CIRCUIT LH .
B2908 STEERING RESPONSIVE HEADLIGHT ACTUATOR RH Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC B2908 STEERING RESPONSIVE HEADLIGHT ACTUATOR RH .
B2909 STEERING RESPONSIVE HEADLIGHT ACTUATOR LH Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC B2909 STEERING RESPONSIVE HEADLIGHT ACTUATOR LH .
B2910 STEERING RESPONSIVE HEADLIGHT COMMUNICATION RH Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC B2910 STEERING RESPONSIVE HEADLIGHT COMMUNICATION RH .
B2911 STEERING RESPONSIVE HEADLIGHT COMMUNICATION LH Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC B2911 STEERING RESPONSIVE HEADLIGHT COMMUNICATION LH .
U0074 Control Module Communication Bus "BODY-CAN" Off Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U0074 CONTROL MODULE COMMUNICATION BUS "BODY-CAN" OFF .
U0101 LOST COMMUNICATION WITH TCM Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U0101 LOST COMMUNICATION WITH TCM .
U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U0122 LOST COMMUNICATION WITH VEHICLE DYNAMICS CONTROL MODULE .
U0402 INVALID DATA RECEIVED FROM TCM Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U0402 INVALID DATA RECEIVED FROM TCM .
U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE Ref. to HEADLIGHT/FOGLIGHT DIAGNOSTICS DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U0416 INVALID DATA RECEIVED FROM VEHICLE DYNAMICS CONTROL MODULE .
U1140 Lost Communication With Body Control Module BODY-CAN Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS) DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U1140 LOST COMMUNICATION WITH BODY CONTROL MODULE BODY-CAN .
U1422 Invalid Data Received From Body Control Module BODY-CAN Ref. to HEADLIGHT/FOGLIGHT (DIAGNOSTICS)>DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)>DTC U1422 INVALID DATA RECEIVED FROM BODY CONTROL MODULE BODY-CAN .