LI82.10-P-080467

Complaint Despite the IC message shown in these complaints, the primary low-beam function is not restricted. Complaint No. 1: Sporadic "Headlamp Inoperative" message in the instrument cluster (IC), fault code in control unit N10/6 FSAM:
• U118A02 communication with the left headlamp range adjustment control unit is faulty. General signal fault. or
• U118A08 Communication with the left headlamp range adjustment control unit is faulty. Faulty signal or faulty message. Complaint No. 2: The instrument cluster (IC) displays the message "Adaptive High Beam Assist inoperative"; fault code present in LED control unit E1n11 or E2n11:
• B178392 "LED driving light actuation" control unit is faulty. Function or command is faulty. Cause Complaint No. 1: software fault. Complaint No. 2: undervoltage threshold value set inappropriately during vehicle start. Remedy For complaint No. 1 and No. 2: Perform a software update on all headlamp and LED control units: E1n9, E1n11, E2n9 and E2n11 If the fault persists:
• For complaint No. 1: Replace HLI E1n9 control unit.
• For complaint No. 2: Replace PXL E1n11 or E2n11 control unit. Note: Headlamps must not be replaced for these complaints.