DTC U3003:16 [Adaptive Front Lighting System (AFS) Control Module]: Notes
DTC U3003:16 (ADAPTIVE FRONT LIGHTING SYSTEM CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE
| System malfunction location |
AFS control module low power supply voltage input |
| Detection condition |
- AFS control module power supply circuit voltage of 9 V or less is detected for 5 s or more with the ignition switched ON (engine off or on).
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| Fail-safe |
- The swivel actuator is stopped at the position when the malfunction is determined.
- The headlight leveling actuator is stopped at the position when the malfunction is determined.
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| Possible cause |
- DTCs are stored in the PCM.
- Battery malfunction
- Generator malfunction
- AFS control module connector or terminal malfunction
- AFS control module power supply circuit malfunction
- Short to ground in wiring harness between METER1 10 A fuse and AFS control module terminal A
- METER1 10 A fuse malfunction
- Open circuit in wiring harness between IG1 relay and AFS control module terminal A
- AFS control module malfunction
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