Diagnostic trouble code (DTC) information CEM-6C45

Condition 

The central electronic module (CEM) checks the communication with the immobilizer antenna unit (IAU). The diagnostic trouble code (DTC) is stored if the central electronic module (CEM) registers a fault in the communication with the immobilizer antenna unit (IAU).

The diagnostic trouble code (DTC) can be detected with the ignition on and if the diagnostic trouble codes (DTCs) CEM-6C41 - CEM-6C44 are not stored during communication with the immobilizer antenna unit (IAU).

Substitute Value 

• None.

Possible Source 

• Temporary interference in the communication with the immobilizer antenna unit (IAU)
• Immobilizer antenna unit (IAU) not working.

Fault symptom[s] 

• The starter motor does not turn.