In the event of a catalytic converter failure, which could negatively impact tailpipe emissions, existing...
Audi technical service bulletin Circular 24GQ for 2019-2020 Audi A3, 2019-2021 Audi TT and 2021 Audi Q3.
- Bulletin number
- Circular 24GQ
- Component
- Engine and engine cooling: engine: engine control module (ecu/ECM)
- Summary
- In the event of a catalytic converter failure, which could negatively impact tailpipe emissions, existing diagnostics may not properly illuminate the malfunction indicator light (MIL).
Owners of these vehicles have filed 4 complaints in the engine category.
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