Diagnostic Trouble Code (DTC) Information

Diagnostic trouble code (DTC) information EFI-214

EFI-214 Engine speed (RPM) sensor, signal sporadic

Condition




Diagnostic trouble code (DTC) EFI-214 is stored if the engine control module (ECM) counts more than two teeth too few or too many on the carrier plate/flywheel for two consecutive crankshaft revolutions, and this fault occurs at least three times in one journey.

Substitute value
- none.

Possible source
- loose connections in the wiring or cable splices
- cable insulation damaged
- contact resistance in terminals
- damage to carrier plate/flywheel
- defective engine speed (RPM) sensor.

Fault symptom[s]
- engine running very jerkily.