TSB: AUDI A4, A6, A7, A8, ALLROAD, AUDI, Q5, Q7, Q8, RS 5, S4, S8, SQ5 (2018–2019)

Bulletin A9121872062742_1 — April 1, 2021

Bulletin Details

Bulletin IDA9121872062742_1
ManufacturerAUDI
ModelsA4, A6, A7, A8, ALLROAD, AUDI, Q5, Q7, Q8, RS 5, S4, S8, SQ5
Model Years2018–2019
Date IssuedApril 1, 2021
Date Added to NHTSAMay 6, 2021
ComponentELECTRICAL SYSTEM
Vehicles Affected42 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

This bulletin contains a software update for when "Safe CP" and Airbag Warning with various DTCs logged.

Affected Vehicles

MakeModelYearComponent
AUDI A4 2019 110000 ELECTRICAL SYSTEM
AUDI A4 2019 140000 AIR BAGS
AUDI A6 2019 140000 AIR BAGS
AUDI A6 2019 110000 ELECTRICAL SYSTEM
AUDI A7 2019 140000 AIR BAGS
AUDI A7 2019 110000 ELECTRICAL SYSTEM
AUDI A8 2019 110000 ELECTRICAL SYSTEM
AUDI A8 2019 140000 AIR BAGS
AUDI ALLROAD 2019 110000 ELECTRICAL SYSTEM
AUDI ALLROAD 2019 140000 AIR BAGS
AUDI Q5 2019 140000 AIR BAGS
AUDI Q5 2019 110000 ELECTRICAL SYSTEM
AUDI Q7 2019 140000 AIR BAGS
AUDI Q7 2019 110000 ELECTRICAL SYSTEM
AUDI Q8 2019 110000 ELECTRICAL SYSTEM
AUDI Q8 2019 140000 AIR BAGS
AUDI RS 5 2019 110000 ELECTRICAL SYSTEM
AUDI RS 5 2019 140000 AIR BAGS
AUDI S4 2019 140000 AIR BAGS
AUDI S4 2019 110000 ELECTRICAL SYSTEM
AUDI S8 2019 110000 ELECTRICAL SYSTEM
AUDI S8 2019 140000 AIR BAGS
AUDI SQ5 2019 110000 ELECTRICAL SYSTEM
AUDI SQ5 2019 140000 AIR BAGS
AUDI A4 2018 140000 AIR BAGS
AUDI A4 2018 110000 ELECTRICAL SYSTEM
AUDI A8 2018 110000 ELECTRICAL SYSTEM
AUDI A8 2018 140000 AIR BAGS
AUDI ALLROAD 2018 110000 ELECTRICAL SYSTEM
AUDI ALLROAD 2018 140000 AIR BAGS
AUDI Q5 2018 140000 AIR BAGS
AUDI Q5 2018 110000 ELECTRICAL SYSTEM
AUDI Q7 2018 110000 ELECTRICAL SYSTEM
AUDI Q7 2018 140000 AIR BAGS
AUDI S4 2018 110000 ELECTRICAL SYSTEM
AUDI S4 2018 140000 AIR BAGS
AUDI S8 2018 140000 AIR BAGS
AUDI S8 2018 110000 ELECTRICAL SYSTEM
AUDI SQ5 2018 110000 ELECTRICAL SYSTEM
AUDI SQ5 2018 140000 AIR BAGS
AUDI AUDI 110000 ELECTRICAL SYSTEM
AUDI AUDI 140000 AIR BAGS

Related AUDI Recalls

CampaignModelYearComponentSummary
Q8 2019 LANE DEPARTURE:SOFTWARE Volkswagen Group of America, Inc. (Audi) is recalling certain 2019 Audi Q8, A...
A7 2019 LANE DEPARTURE:SOFTWARE Volkswagen Group of America, Inc. (Audi) is recalling certain 2019 Audi Q8, A...
A6 2019 LANE DEPARTURE:SOFTWARE Volkswagen Group of America, Inc. (Audi) is recalling certain 2019 Audi Q8, A...
A6 2019 LANE DEPARTURE:SOFTWARE Volkswagen Group of America, Inc. (Audi) is recalling certain 2019 Audi Q8, A...
A7 2019 LANE DEPARTURE:SOFTWARE Volkswagen Group of America, Inc. (Audi) is recalling certain 2019 Audi Q8, A...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized AUDI dealer. Bring this bulletin ID (A9121872062742_1) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.