Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information

Condition
Diagnostic trouble code (DTC) ECM-3100 is stored if the signal from the engine speed (RPM) sensor is missing or if it gives an engine speed (RPM) signal which is too low in relation to the signal from the camshaft position (CMP) sensor and the control module interprets it as a fault.

Substitute value
none

Possible source
- open-circuit in signal cable or ground lead
- short-circuit to supply voltage or ground in the signal cable
- contact resistance in terminals
- faulty engine speed (RPM) sensor
- damaged carrier plate

Fault symptom[s]
- engine does not start
- engine cuts out