Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information CEM-B1D3896

Condition
The central electronic module (CEM) communicates with the wiper motor module (WMM). The wiper motor module (WMM) checks the windshield wipers.
The diagnostic trouble code (DTC) is stored if the control module detects that:
- Internal components do not work.
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
- Leaking battery acid in Siren control module (SCM) causes interference in the LIN-net.
- Damaged wiper motor module (WMM).

Fault symptom[s]
- Windshield wiper does not work