Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) AEM-7A11 is stored if the control module registers that the signal is too high in the signal cable (car-phone mute) for the radio.
The diagnostic trouble code (DTC) can be diagnosed when the ignition is on and the signal cable (car-phone mute) is activated.

Substitute value
- None.

Possible source
- Short-circuit to supply voltage in the signal cable (car-phone mute) for the radio
- Defective radio.

Fault symptom[s]
- Car phone mute on the radio does not function.