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October 1, 2023 Service bulletin

3.0L engine sound generator malfunctioning Air suspension warning

Audi technical service bulletin AVIN4PIN20231001 for 2023 Audi A4, 2019-2024 Audi A6 and 2019-2024 Audi Q7 and others.

Bulletin number
AVIN4PIN20231001
Component
Suspension
Summary
3.0L engine sound generator malfunctioning Air suspension warning - DTC P089200 charge handle doesn't release Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 "Check engine lamp on, DTC P042000: Catalyst System, Bank1 Efficiency Below" Coolant leak from expansion tank Corrosion inside door module Fuel pressure low. DTC P008700 Leak from oil pan Low coolant warning in cluster, coolant level is correct Noise from belt tensioner damper Noise from front door trim panel while driving Vehicle will not charge

Owners of these vehicles have filed 19 complaints in the suspension category.

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