A8 Quattro Sedan V8-4.2L (BVJ) (2008)
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Headlamp Control Module: All Technical Service Bulletins
Lighting - Dynamic Headlight Warning Light ON/DTC Set
94 Adaptive light: Warning light for headlight range control displayed in instrument cluster
94 10 39
2024877/1
December 2, 2010.
Affected Vehicles
Condition
^ Warning light for dynamic headlight range control is displayed in the instrument cluster.
^ DTC 00003 /14 (Control unit faulty) is registered in the dynamic headlight range control unit, address word 55.
^ Both headlights function normally.
^ Vehicles equipped with adaptive (cornering) lighting.
Technical Background
Software issues in the dynamic headlight range control module.
Production Solution
New software in the dynamic headlight range control module addressed the condition.
Service
1. Follow all instructions in TSB 2011732 00 Software Version Management (SVM), operating instructions.
2. Update the dynamic headlight range control unit (address word 55) using the SVM action code as listed in the table above it necessary.
