Audi Q7 2010–2015 — technical service bulletin
Bulletin A971547 2034945- · NHTSA communication 10120051 · issued May 6, 2015
Technical service bulletin
communication type
Electrical System
component
2010–2015
model years
6
vehicle entries
Official summary
Supersedes Technical Service Bulletin Group 97 number 13-40 dated November 26, 2013. The customer may report multiple warning lights are/were illuminated simultaneously. The warning lights may be sporadic, and may not be illuminated when the customer brings the vehicle to the workshop. CAN communication DTCs may be found in control modules. There is sporadic data disruption on the CAN bus wiring behind the dashboard, between the left (T46a) and right (T46b) 46-pin CAN disconnect plugs.
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.