DTC P074100
Audi technical service bulletin 37 13 80 2028985 for 2011-2013 Audi A4, 2012 Audi A6 and 2011-2013 Audi Q5 and others.
- Bulletin number
- 37 13 80 2028985
- Component
- Power train: automatic transmission: control module (TCM/PCM/tecm)
- Summary
- DTC P074100 Torque Converter Clutch Circuit Performance or Stuck Off is stored in TCM. Customer may report transmission warning lamp illuminated in instrument cluster.
Owners of these vehicles have filed 50 complaints in the transmission category.
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