Lighting - Halogen Daytime Running Lamps Inoperative
94 Halogen Daytime running lights do not work94 11 54
2017488/5
October 12, 2011.
Supersedes Technical Service Bulletin Group 94 number 10 - 38 dated October 20, 2010 for reasons listed below.
Affected Vehicles
Condition
Daytime running lights do not work on vehicles with halogen DRLs.
For vehicles with LED DRLs, please reference TSB 2027773, 94 LED Daytime Running Light Diagnosis Tips.
Technical Background
The thumb wheel or option for daytime running lights is turned off by mistake.
Production Solution
Not applicable.
Service
A3, A4 (8E), Cabriolet, TT:
Check whether the daytime running lights thumb wheel is switched on. The DRL thumb wheel is located next to the light switch. On vehicles without a DRL thumb wheel, the DRLs are activated through the main headlight switch, by switching to DRL.
A4 (8K), A5, A6, A8, Audi Q7:
In vehicles with MMI, the daytime running lights are switched on via the menu option Exterior light control or Exterior Lighting.
See also the owners manual of the respective vehicle types.
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.