Diagnostic Trouble Code (DTC) Information
Diagnostic trouble code (DTC) information
Condition
Diagnostic trouble code (DTC) CEM-0026 is stored if the control module registers that the signal to the bulb failure warning sensor is missing or low when the bulb failure warning sensor is not activated.
Substitute value
None
Possible source
- Defective bulb in the bulb failure warning sensor
- Open-circuit in the cable to the bulb failure warning sensor
- Contact resistance and oxidation
- Short-circuit to ground in the cable to the bulb failure warning sensor
Fault symptom[s]
- The bulb failure warning sensor is constantly lit
- The bulb failure warning sensor does not light