MIL on. DTC P203B00 (Reductant Level Sensor Circuit Range/Performance) is stored in the engine control...
Audi technical service bulletin A011404 2035368- for 2014 Audi A6, 2014 Audi Q5 and 2014-2015 Audi A8 and others.
- Bulletin number
- A011404 2035368-
- Component
- Electrical system
- Summary
- Supersedes Technical Service Bulletin Group 01 number 14-84 dated July 28, 2014. MIL on. DTC P203B00 (Reductant Level Sensor Circuit Range/Performance) is stored in the engine control module (ECM), J623 (address word 01). Due to a production issue for the level sensor, the ECM cannot correctly read the reductant (AdBlue) fluid level.
Owners of these vehicles have filed 16 complaints in the electrical category.
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