Diagnostic trouble code (DTC) information

Condition 

Diagnostic trouble code (DTC) CEM-3F81 is stored if the central electronic module (CEM) registers that the output signal from the transistor driver to the start relay is too high.

Substitute Value 

None

Possible Source 

• Short-circuit to positive power supply in the output signal from the transistor driver to the start relay.

Fault symptom[s] 

• The engine does not start.