Lighting - Headlight Fault In Driver Information System
94 A7 LED headlights: Headlight fault in Driver Information System94 12 70
2028947/1
March 15, 2012.
Affected Vehicles
Condition
Customer complaint:
Headlight warning message sporadically appears in DIS.
^ The warning is typically associated with the activation of the static cornering light during low speed turns, or when the turn signal is activated while at a stop.
^ The fault disappears shortly after the cornering light turns off.
Workshop findings:
At least one of the following entries is logged in J519 (09 - central electrics unit control unit):
^ DTC 3813 (Lamp for main beam, right - current coding, implausible signal)
^ DTC 3814 (Lamp for main beam, left - current coding, implausible signal)
^ DTC 3815 (Lamp for dipped beam, right - current coding, implausible signal)
^ DTC 3816 (Lamp for dipped beam, left - current coding, implausible signal)
Only vehicles with full LED headlights (PR No 8EX or 8EY) are affected.
Both headlights remain fully functional during this complaint and still comply with all applicable FMVSS standards.
Technical Background
Not applicable.
Production Solution
Not applicable.
Service
No repair is available at this time.
1. Do not perform any repairs. Any repairs for this concern may be denied.
2. Instruct the customer that this condition is known, and a solution is under development.
Warranty
This TSB is informational only and not applicable to any Audi warranty.
Additional Information
All parts and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Department and service manuals for the latest information.