Diagnostic Trouble Code (DTC) Information ECM-9400
Condition
The diagnostic trouble code (DTC) is stored if the engine control module (ECM) registers a fault in the analog signal from the accelerator pedal (AP) position sensor.
The diagnostic trouble code (DTC) can be diagnosed when the ignition is switched on.
Substitute Value
- The accelerator pedal (AP) is disabled at the same time as the brake pedal is pressed.
Possible Source
- Open-circuit in the power supply (12 V) for the accelerator pedal (AP) position sensor
- Water in the connectors.
- Damaged accelerator pedal (AP) position sensor.
Fault symptom[s]
- Poor accelerator pedal (AP) response.
- Message in information display