Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-U300004

Condition
The central electronic module (CEM) checks the internal processes in the control module.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Internal fault in the control module.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Control module supplied with power.

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.

Substitute value
- None.

Possible source
- Software fault in the control module.

Fault symptom[s]
- Gauges/Other gauge problems