Diagnostic Trouble Code (DTC) Information CEM-B10EA13
Condition
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Signal too high from the output.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Ignition switch position II.
NOTE:
The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.
Possible Source
- Contact resistance, oxidation or poor contact in connections.
- Open circuit on signal cable.
- The signal cable is short-circuited to ground.
- Temporary internal fault in the PTC-element caused by temporary incorrect signals.
- Damaged PTC element.
Fault symptom[s]
- Temperature control/Heater not hot enough in front section
- Temperature control/Heater slow to heat in front section
- Temperature control/Heater not hot enough in rear section
- Temperature control/Heater does not work
- Temperature control/Heater slow to heat in rear section