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August 1, 2023 Service bulletin

3.0L engine sound generator malfunctioning Belt noise from starter generator Check engine lamp

Audi technical service bulletin AVin4PinAug23 for 2023 Audi A4, 2019-2023 Audi A6 and 2017-2023 Audi Q5 and others.

Bulletin number
AVin4PinAug23
Component
Engine and engine cooling
Summary
3.0L engine sound generator malfunctioning Belt noise from starter generator Check engine lamp - DTC P240200 stored in ECM Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 "Check engine lamp on, DTC P042000: Catalyst System,Bank1 Efficiency Below" Check engine lamp, Belt Starter Generator DTC U046900 symptom 26950 Fuel pressure low. DTC P008700 Leak from oil pan Low coolant warning in cluster, coolant level is correct MMI screen exhibits "ghost touches" randomly changing screen Noise from front door trim panel while driving USB Trim detached from center console Valve cover leaking oil

Owners of these vehicles have filed 313 complaints in the engine category.

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