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August 28, 2014 Service bulletin

The engine judders or runs erratically

Audi technical service bulletin 24 14 50 2038212 for 2009-2014 Audi A4, 2009-2014 Audi A6 and 2009-2014 Audi Q5 and others.

Bulletin number
24 14 50 2038212
Component
Engine and engine cooling: engine: engine control module (ecu/ECM)
Summary
The engine judders or runs erratically. The vehicle judders during acceleration. No event entry is stored in the engine control module (ECM). The air mass meter is suspected to be faulty. Possible incorrect function on the sensor elements of the air mass meter.

Owners of these vehicles have filed 418 complaints in the engine category.

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