Audi Q7: Interior Trim

 A/C System Control and Regulation Components outside Vehicle Interior

A/C System Control and Regulation Information   Note If there is a malfunction in the A/C system, first check the DTC memory for the Front A/C Display Control Head -E87- (and the Rear A/C Display Control Head -E265-). Refer to Vehicle Diagnostic Tester in the "Guided Fault Finding" functi

 Diagnostic Mode 0A - Check Permanent DTC Memory

  Note The following is a generic explanation of the requirements, coverage, and operation of Mode 0A. Mode 0A may only be supported exclusively by OBD control modules in US vehicles. Mode 0A may not be supported in EOBD vehicles, meaning the control module may not send a response her