Audi Q7 2007 — technical service bulletin
Bulletin TSB-28-07-08 · NHTSA communication 10032795 · issued Dec 10, 2007
Technical service bulletin
communication type
Electrical System
component
2007
model years
1
vehicle entries
Official summary
Audi: mil on (dtcs for cmp sensors in ecm). During engine starting phase, electrical current near the engine wiring harness can create electrical interference to the bank 2 cmp sensors g163 and g301. Electrical interference only affects bank 2 cmp sensors g163 and g301. *pe
Vehicles covered
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.