Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSAUDI1998A8 SEDAN (4D2) V8-3.7L (AEW)REPAIR AND DIAGNOSISLIGHTING AND HORNSHEADLAMPTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESBASIC SETTING (FUNCTION 04)
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)
Basic Setting (Function 04)
1998 Audi A8 Sedan (4D2) V8-3.7L (AEW)SECTION Basic Setting (Function 04)
Basic Setting
Basic setting must be performed after replacing a headlight, axle sensor or the control module. Observe the following:
- Vehicle must be in a precisely defined load condition.
NOTE: Current specified values and procedures for load condition can be found in the Repair Manual "Maintenance.
- Rock vehicle (move bumpers up and down several times, allowing vehicle to come to a rest on its own).
Perform basic setting
- Press buttons -0- and -4- to select "Basic Setting" function 04.
Indicated on display:
Rapid data transfer Q
04 - Basic Setting
- Press -Q- button to confirm input.
Indicated on display:
Basic Setting
Input display group number XXX
- Input display group number 001.
- Press -Q- button to confirm input.
Indicated on display:
System in Basic Setting 1 ->
Please wait
- Headlights are moved to set position.
Indicated on display:
System In Basic Setting 1 ->
Adjust headlights
- Headlights are now in the set position. Adjust headlights using headlight adjustment tool (e.g. VAS5046). Basic setting 1 switches the adjustment mode off and enters "headlights not set" into DTC memory.
- Press -> button.
Indicated on display
Rapid data transfer HELP
Select function XX
- Press buttons -0- and -4- to select "Basic Setting" function 04.
Indicated on display:
Rapid data transfer Q
04 - Basic Setting
- Press -Q- button to confirm input.
Indicated on display:
Basic Setting
Input display group number XXX
- Input display group number 2.
- Press -Q- button to confirm input.
Indicated on display:
System in Basic Setting 2 ->
Normal position learned
- The control module has now learned this position as the adjustment position. The entry in DTC memory ("Headlights not set") is erased and adjustment mode is re-initiated.
- Press -> button.
Indicated on display
Rapid data transfer HELP
Select function XX
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.