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Service bulletin 01-13-95

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10052288
Published by NHTSA2013-07-09
Manufacturer's number01-13-95
Manufacturer's date2013-05-13
NHTSA componentELECTRICAL SYSTEM:IGNITION

NHTSA's summary

AUDI: SOME VEHICLES MAY HAVE A DEFECT WITH THE BOSCH IGNITION COILS. THE MAY PREMATURELY FAIL. *JS

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Ignition

Vehicles listed
AUDI A32010, 2011
AUDI A42010
AUDI A4 AVANT2011
AUDI A52010, 2011
AUDI A5 CABRIOLET2010 to 2011
AUDI Q52011

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
Update28G62024-02-12. Service bulletin. Ignition Coils
28G6UPDATE2023-10-10. Service bulletin. Ignition Coils (NVLW)
A5723082027406_52023-07-10. Service bulletin. This bulletin provides information regarding the Audi advanced key.
A9623822056019_22023-03-06. Service bulletin. This bulletin provides instructions for when the anti-theft alarm has gone off for no reason, or did not go off at all. No DTCs are stored.
Edition832023-02-06. Service bulletin. 97 no start
011395203356112022-10-31. Service bulletin. Engine shakes. Some of the Bosch ignition coils installed in the affected vehicles may fail prematurely.
011386203363012022-10-31. Service bulletin. Because there are a number of different misfire faults (unrelated to ignition coil operation) that could cause the MIL to illuminate, proper Guided Fault Finding (GFF) misfire diagnosis must be followed before any ignition coils are replaced.
011308203356122022-09-26. Service bulletin. Some of the Bosch ignition coils installed in the affected vehicles may fail prematurely.
28 13 21 20175552022-05-31. Service bulletin. Key does not stay or engage in ignition lock
37 14 34 20289852022-05-02. Service bulletin. Transmission warning may appear in instrument cluster. After ignition cycle, the warning message is no longer present. The fault occurs with ATF temperature below 60o C. Check for this temperature range in the extended environmental conditions of the diagnosis protocol. This TSB only applies if the ATF level is correct and there are no leaks.