The MIL is on. DTC P042000 and/or P043000 (Catalyst system Bank 1/2, Efficiency below threshold) is stored...
Audi technical service bulletin A0115362041120-2 for 2012-2014 Audi A6, 2013-2015 Audi Q5 and 2011-2015 Audi S4 and others.
- Bulletin number
- A0115362041120-2
- Component
- Electrical system
- Summary
- Supersedes Technical Service Bulletin Group 01 number 15-26 dated June 30, 2015. The MIL is on. DTC P042000 and/or P043000 (Catalyst system Bank 1/2, Efficiency below threshold) is stored in the engine control module (ECM). The diagnostic limitations were too narrow.
Owners of these vehicles have filed 72 complaints in the electrical category.
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