FixVault

DTC U0420:68 [Adaptive Front Lighting System (AFS) Control Module]: Notes

DTC U0420:68 (ADAPTIVE FRONT LIGHTING SYSTEM CONTROL MODULE) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location Error signal received from EPS control module
Detection condition
  • The AFS control module received error signal from the EPS control module for 5 s or more with the ignition switched ON (engine off or on).
Fail-safe
  • The swivel actuator is moved to the center.
  • Control of the headlight auto leveling system is continued.
Possible cause
  • DTCs are stored in the EPS control module.
  • EPS control module malfunction
  • AFS control module malfunction
System wiring diagram -