2021-2022 Audi MIB3 Ghost DTCs U156C00 B1A06F1 B1A06F2
Audi has issued TSB 91 21 62 2061934/1 to address diagnostic trouble codes U156C00, B1A06F1, and B1A06F2 found in 2021-2022 MIB3-equipped vehicles. These codes are "ghost DTCs" and do not indicate an actual problem, requiring no repair.

Si applica anche a
- Audi A4
- 2021–2022
- Audi A5
- 2021–2022
- Audi A6
- 2021–2022
- Audi A7
- 2021–2022
- Audi e-tron
- 2021
- Audi Q5
- 2021
- Audi Q7
- 2021–2022
- Audi Q8
- 2021–2022
- Audi RS 5
- 2021–2022
- Audi RS 6 Avant
- 2022
- Audi RS 7
- 2021–2022
- Audi RS Q8
- 2021–2022
- Audi S4
- 2021–2022
- Audi S5
- 2021–2022
- Audi S6
- 2021–2022
- Audi S7
- 2021–2022
- Audi SQ5
- 2021–2022
- Audi SQ7
- 2021–2022
- Audi SQ8
- 2021–2022
▸ Mostra altri 13▾ Mostra meno
Audi has released Technical Service Bulletin (TSB) 91 21 62 2061934/1 concerning specific diagnostic trouble codes (DTCs) that may appear in the information electronics control module 1 (J794) of certain 2021-2022 Audi vehicles equipped with the MIB3 system. This TSB clarifies that these are
Frequently Asked Questions
- What are "ghost DTCs" like U156C00, B1A06F1, and B1A06F2?
- Ghost DTCs are diagnostic trouble codes that are erroneously stored in a vehicle's control module without indicating an actual fault or problem. They do not represent a real malfunction.
- Should I be concerned if my Audi technician finds DTC U156C00?
- No, according to Audi TSB 91 21 62 2061934/1, DTC U156C00 and related codes (B1A06F1, B1A06F2) are ghost DTCs. They should be ignored, and no repair actions are necessary.
- What should I do if my Audi has these MIB3 ghost DTCs?
- You do not need to take any action. Audi advises technicians to ignore these codes and not to perform any repairs or run test plans for them, as they are not indicative of a genuine issue. Repairs for these specific Audi MIB3 ghost DTCs may be denied under warranty.
Related Articles
2022 Audi e-tron Electrical System Problems: Complaints & TSBs
Owners of the 2022 Audi e-tron frequently report significant electrical system malfunctions, ranging from sudden power loss and charging hazards to software crashes. Braking issues and unexpected automatic emergency braking are also common concerns, alongside numerous technical service bulletins…
2022-2026 Audi Guided Fault Finding Reporting Obligation
Audi has issued Technical Service Bulletin TPI 2033392, also known as Transaction No. 2081531/1, regarding a reporting obligation for technicians when Guided Fault Finding produces an unexpected result. This TSB outlines the process for contacting Audi Product Support for diagnostic assistance.
2022-2026 Audi Infotainment System Complaints
Audi has released Technical Service Bulletin (TSB) 2081405/1 to address various customer complaints regarding infotainment systems in 2022-2026 Audi vehicles. This TSB helps technicians diagnose issues often caused by external media or mobile devices, rather than vehicle technology.
2018-2026 Audi Models Cracking Noise TSB 2061464/11
Audi Technical Service Bulletin 2061464/11 describes a cracking noise from the front or rear axle when changing direction in various 2018-2026 Audi models. The issue is due to stub axle movement and is resolved by bonding the stub axle to the wheel bearing with locking fluid.
2022-2026 Audi Parking Aid False Warnings TSB 2024323/13
Audi has released Technical Service Bulletin 2024323/13 to address customer complaints of false parking aid warnings. This bulletin details various environmental and vehicle-specific conditions that can cause the parking aid system to issue alerts even when no obstacles are present. It provides…
Leave a comment
Comments are moderated and may take a moment to appear. Only your first name and the initial of your last name are shown publicly.
Comments
Be the first to comment.