Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information ECM-9000

Condition




The diagnostic trouble code (DTC) is stored if the engine control module (ECM) registers a fault in the circuit for the brake pedal position sensor, the circuit for the stop lamp switch or in the CAN communication between the brake control module (BCM) and the engine control module (ECM).
The diagnostic trouble code (DTC) can be diagnosed when the engine is running.

Substitute value
Cruise control switched off.

Possible source
- Fault in the brake control module (BCM) or the central electronic module (CEM)
- Contact resistance or oxidation in the terminals between the engine control module (ECM) and the stop lamp switch
- Open-circuit in the power supply to the stop lamp switch
- Open-circuit or short-circuit to ground or supply voltage in the cable for the stop lamp switch
- Incorrectly installed stop lamp switch
- Damaged stop lamp switch.

Fault symptom[s]
- Cruise control/Does not engage
- Text window and warning symbol/Text message