AEM-4F62

Condition
Diagnostic trouble code (DTC) AEM-4F62 is stored if the control module registers that the signal is too low on the buzzer cable from the back-up (reversing) warning system.

The diagnostic trouble code (DTC) can be diagnosed when the ignition is on and the back-up (reversing) warning system is not activated, i.e. back-up (reverse) gear is not selected.

Condition
- The back-up (reversing) warning system is switched off.

Possible source
- Short-circuit to ground in the buzzer cable from the back�up (reversing) warning system
- Defective back-up (reversing) buzzer.

Condition
- The back-up (reversing) warning system does not function.