The technical service bulletin is in regards to the MIL being on due to DTC P1B1C00 (coolant pump...
Audi technical service bulletin A011656 2040491- for 2012-2015 Audi A6, 2012-2015 Audi Q5 and 2012-2015 Audi A5 and others.
- Bulletin number
- A011656 2040491-
- Component
- Engine and engine cooling
- Summary
- The technical service bulletin is in regards to the MIL being on due to DTC P1B1C00 (coolant pump mechanical malfunction) being stored in the ECM. "Coolant System: Fault Turn Off Engine" and the Coolant symbol appear in the information panel. Condition can be caused by a defective thermostat or the diagnostic software is incorrectly displaying the warning.
Owners of these vehicles have filed 387 complaints in the engine category.
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