Overload on headlamp cleaner output.
â–¶ How to fix
Check if the high pressure cleaning pump is blocked. If not check the pumps connection (pin B1).
What you'll see
No driver-visible symptom recorded.
System reaction
Headlamp washer out of order. The output is permanently turned off until function is deactivated. Each time the function is activated a new check for overload is done.
Diagnostic depth
Detection
Headlamp washer are out of order.
Possible cause
Too high current on the headlamp washer output. Perhaps the headlamp washers are stuck or the output is shorted to 24V/GND.