Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-B1D1896

Condition
Central electronic module (CEM) checks the function of Movement sensor (IMS) via control messages. The Movement sensor also checks its internal function and sends status from that check to central electronic module (CEM).
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Central electronic module (CEM) receives an error message from the movement sensor that the internal control has failed.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Activation of the alarm function.

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
- Internal error in Movement sensor (IMS).

Fault symptom[s]
- No alarm from sensor
- Message in information display