Some on-board diagnostic (OBD) functions do not fully meet certain regulatory requirements
Audi technical service bulletin Circular 24iY for 2019-2020 Audi A8 and 2020 Audi S8.
- Bulletin number
- Circular 24iY
- Component
- Electrical system
- Summary
- Some on-board diagnostic (OBD) functions do not fully meet certain regulatory requirements. Consequently, the MIL may not illuminate when a misfire event occurs. This issue has no impact to tailpipe or evaporative emissions. Install updated engine control module (ECM) software.
Owners of these vehicles have filed 11 complaints in the electrical category.
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