DTC U0423-29: Error Signal Received From Instrument Cluster [Adaptive Front Lighting System (AFS) Control Module]
U0423: 29 (ALH/AFS/ALV) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
Error signal received from instrument cluster |
| Detection condition |
- The adaptive LED headlights control module received error signal from the instrument cluster.
|
| Fail-safe |
- Control of the headlight auto leveling system is continued.
- Perform the following controls with the adaptive LED headlights turned on.
- Turn off glare-free high beam.
- Set wide-range low beam as basic light distribution.
|
| Possible cause |
- Instrument cluster related DTCs are stored in the body control module (BCM). (See DTC TABLE [BCM]
.)
- Instrument cluster malfunction (Refer to applicable INSTRUMENT CLUSTER REMOVAL/INSTALLATION
in the service information.)
- Adaptive LED headlights control module malfunction (Refer to applicable ADAPTIVE FRONT LIGHTING SYSTEM (AFS) CONTROL MODULE REMOVAL/INSTALLATION
in the service information.)
|
| Repeatability verification procedure |
- Clear the DTC recorded in the memory. (see CLEARING DTC
.)
|
| System wiring diagram |
|