Possible causes
– Faulty Transmission Speed Sensor
– Transmission Speed Sensor harness is open or shorted
– Transmission Speed Sensor circuit poor electrical connection
– Transmission Speed Sensor harness is open or shorted
– Transmission Speed Sensor circuit poor electrical connection
When is the obd code mean?
Vehicle speed sensor above 1 MPH and the ECM detected the trans speed sensor signal contained noise
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Possible shifting problems
– Possible shifting problems
P0718 FORD OBD Code Description
The input speed sensor detects the primary pulley revolution speed and sends a signal to the Transmission Control Module (TCM) and Engine Control Module (ECM).
FORD Related P0718 code
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1999 FORD EXPEDITION Unknown Or Other
1999 FORD F-150 Unknown Or Other
1999 FORD F-250 Unknown Or Other