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DTC U0420-68: Error Signal Received From EPS Control Module: Notes

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

Description 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 Not applicable