Automatic Headlight Automatic Vertical Aim Control

On Board Diagnostic, Function
The automatic vertical headlight beam adjusting control module of the HID headlight system is controlled by an internal microprocessor with On Board Diagnostic (OBD) capability. If malfunctions occur in monitored components, Diagnostic Trouble Codes (DTC) will be stored in memory.

Troubleshoot automatic vertical headlight beam adjustment system malfunctions by performing OBD program. Use VAS 5051 Vehicle Diagnostic Testing and Information System in mode "Guided Fault Finding"

VAS 5051 in mode "Guided Fault Finding"
- Enter appropriate model, equipment and model year information and press ">" to confirm.

After the DTC memory of all control modules has been checked:
- Press "Go to" button
- Select "Function/Component Selection"
- Select: "Body (Repair Group 01; 27; 50 to 97)"
- Select: "Electrical System (Repair Group 01; 27; 90 to 97)"
- Select: "01 - Systems capable of selfdiagnosis
- Select: "55 - Dynamic Head Light Range Control"
- Select: appropriate option and follow testers prompts