Overload on headlamp levelling supply output
â–¶ How to fix
Check the headlamp levelling supply. Also check for short circuit in the cable harness (pin C4).
What you'll see
No driver-visible symptom recorded.
System reaction
Headlamp levelling is out of order. The output is permanently turned off until function is deactivated. Each time the function is activated a new detection is being done.
Diagnostic depth
Detection
Headlamp levelling is out of order.
Possible cause
Too high current on the headlamp levelling supply output.