Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-B102487

Condition
Central electronic module (CEM) checks communication with antenna unit ignition (IAU).
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Communication with antenna unit ignition (IAU) missing.
The control module's test for the diagnostic trouble code (DTC) starts in the event of:
- Communication with antenna unit ignition (IAU).

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
- Open-circuit in the power supply cable.
- Open-circuit in the ground lead.
- Open-circuit in the signal cable.

Fault symptom[s]
- Starting/Engine does not start/Engine does not turn/No clicking sound at start attempt
- Starting/Engine does not start/Engine does not turn/Clicking sound at start attempt
- Starting/Engine does not start/Engine does not turn/Unsure when/at all times
- Starting/Engine does not start/Unsure when/at all times
- Text window and warning symbol/Text message