AEM-7A11

Condition

Diagnostic trouble code (DTC) AEM-7A11 is stored if the control module registers that the signal is too high in the signal cable (carphone mute) for the radio.

The diagnostic trouble code (DTC) can be diagnosed when the ignition is on and the signal cable (carphone mute) is activated.

Substitute value

- None.

Possible source

- Short-circuit to supply voltage in the signal cable (carphone mute) for the radio.
- Defective radio.

Fault symptom[s]

- Carphone mute on the radio does not function.