Humidity Sensor In Fresh Air Intake Duct -G657-, Checking
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2015 Audi RS 7, 2015 Audi A7 Quattro, 2014 Audi S7, 2014 Audi RS 7, and 2014 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
The Humidity Sensor in Fresh Air intake Duct -G657- -3- needs about 2 minutes to reach its operating temperature after the ignition is switched on. During the warm-up phase, the function of the humidity sensor in fresh air intake duct is limited.
The function of the Humidity Sensor in Fresh Air intake Duct -G657- can only be checked via the "Guided Fault Finding". The measured values of the Humidity Sensor in Fresh Air intake Duct -G657- are evaluated there via the "read measured values" function and are compared to the temperature and humidity measured at the component location of the Humidity Sensor in Fresh Air intake Duct -G657-. Use the Vehicle Diagnostic Tester in the "Guided Fault Finding" function.