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Service bulletin TSB-28-10-04

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 id10034345
Published by NHTSA2010-11-05
Manufacturer's numberTSB-28-10-04
Manufacturer's date2010-02-08
NHTSA componentELECTRICAL SYSTEM:IGNITION

NHTSA's summary

AUDI: FOR INTERIM CLAIMS FOR 28F2/J1 VEHICLES CAMPAIGN ONLY. APPLICABLE VEHICLES MUST FALL WITHIN VIN RANGES NOTED. ENGINES 2.8L ARE NOT AFFECTED IN THIS SCOPE. COILS OF SCREW DOWN DESIGN (NON PENCIL TYPE) ARE ALSO NOT AFFECTED. THE MIL IS FLASHING OR CONSTANTLY ILLUMINATED. DTCS FOR MISFIRE IN ONE OR MORE CYLINDERS ARE STORED IN THE ECM DATA MEMORY (P0300 TO 0312). *PE

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

Trouble codes named

P0300

Vehicles listed
AUDI A32006, 2007
AUDI A42002, 2003, 2004, 2005, 2006, 2007
AUDI A62002, 2003, 2004, 2005, 2006, 2007
AUDI A82004, 2005, 2006, 2007
AUDI Q72007
AUDI TT2001, 2002, 2003, 2004, 2005, 2006

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
SB-2031413/12016-05-23. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
TSB-57-10-322011-02-16. Service bulletin. AUDI: CENTRAL LOCKING LOCKS UP WHEN REMOVING IGNITION KEY FROM IGNITION LOCK. WHEN REMOVING THE IGNITION KEY FROM THE IGNITION, THE CUSTOMER MAY UNINTENTIONALLY OPERATE THE LOCK BUTTON OF THE REMOTE KEY. WITH THE S CONTACT IN THE IGNITION LOCK OFF, THE CENTRAL LOCKING RESPONDS TO SIGNALS FROM THE REMOTE KEY. *PE
TSB-28F2-REV 72011-01-20. Service bulletin. AUDI: GASOLINE ENGINE VEHICLES INSPECT, AND IF NECESSARY, REPLACE IGNITION COILS. VEHICLES AFFECTED BY THIS ACTION MAY HAVE IGNITION COILS THAT COULD MALFUNCTION UNDER CERTAIN CONDITIONS. (ADDED PHASE 7-APRIL 10 VIN INFORMATION).MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE TO LET YOU KNOW VEHICLE MAY EXPERIENCE SOME DETERIORATION IN PERFORMANCE. SOME CASES, A MALFUNCTIONING IGNITION COIL MAY CAUSE VEHICLE TO EXCEED FEDERAL AND/OR CALIFORNIA EMISSIONS STANDARDS. *PE
TSB-28F22011-01-20. Service bulletin. AUDI: EMISSIONS SERVICE ACTION CIRCULAR. GASOLINE ENGINE VEHICLES INSPECT, AND IF NECESSARY, REPLACE IGNITION COILS. VEHICLES AFFECTED BY THIS ACTION MAY HAVE IGNITION COILS THAT COULD MALFUNCTION UNDER CERTAIN CONDITIONS. THE MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE TO LET YOU KNOW THAT THE VEHICLE MAY EXPERIENCE SOME DETERIORATION IN PERFORMANCE. *PE
SA-28F2 J12010-07-26. Service bulletin. AUDI: (REVISED) VEHICLES AFFECTED BY THIS ACTION MAY HAVE IGNITION COILS THAT COULD MALFUNCTION UNDER CERTAIN CONDITIONS. IF THIS HAPPENS, THE MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE TO LET YOU KNOW THAT THE VEHICLE MAY EXPERIENCE SOME DETERIORATION IN PERFORMANCE. IN SOME CASES, A MALFUNCTIONING IGNITION COIL MAY CAUSE A VEHICLE TO EXCEED FEDERAL AND/OR CALIFORNIA EMISSIONS STANDARDS. *PE UPDATED 8/9/10. *PE UPDATED 8/11/10. *PE UPDATED 11/8/10. *PE UPDATED 11/10/10. *PE UPDATED 1/10/11. *PE
TSB-37-07-162010-05-24. Service bulletin. AUDI: THE IGNITION KEY CAN'T BE REMOVED WHEN TRANSMISSION IS IN PARK OR CAN'T LOCK VEHICLE. IF EQUIPPED WITH ADVANCED KEY SYSTEM THE VEHICLE CAN'T BE LOCKED BY REMOTE CONTROL AFTER EXITING. *PE
3707162008-04-15. Service bulletin. IGNITION KEY CAN'T BE REMOVED WHEN TRANSMISSION IS IN PARK OR CAN NOT LOCK VEHICLE. *NJ
090120062007-01-16. Service bulletin. IGNITION COILS MAY FAIL CAUSING A ROUGH IDLE OR REDUCED DRIVING POWER COULD OCCUR. *KB
05012006-01-25. Service bulletin. ENGINE DOES NOT START/INTERMITTENT NO START USING ADVANCE KEY START BUTTON, STARTS W/KEY & IGNITION SWITCH. *AK
05032005-09-20. Service bulletin. IGNITION KEY CANNOT BE REMOVED W/ TRANSMISSION IN PARK OR CANNOT LOCK VEHICLES W/ ADVANCED KEY SYSTEM. *TT