Audi TSB #A0115322040962-2
2015 Audi A8
Affected Component: ELECTRICAL SYSTEM:SOFTWARE
- Summary
- Supersedes Technical Service Bulletin Group 01 number 15-25 dated June 19, 2015. The MIL is on. DTC P20E800 (Reductant pressure too low) is stored in the engine control module. No relevant component or electrical problems are found when Guided Fault Finding (GFF) is run on the stored fault codes. Hardware and software update is needed.