OBD Code P0726

Engine Speed Input Circuit Range/Performance

What’s mean?

OBD2 Code P0726 Definition:
The Engine Control Module (ECM) monitors the engine speed through the Crankshaft Position (CKP) sensor with the engine running, and send signal to the Transmission Control Module (TCM).

Symptoms

Possible sumptoms of P0726
– Engine Light ON (or Service Engine Soon Warning Light)

Possible Causes

Possible causes of P0726
– Poor communication between the ECM and TCM – Faulty ECM – Faulty TCM – Failed CKP Sensor The Error code is generally activated on detection of the following conditions: The P0726 Codes is triggered when the TCM detected that the calculated engine speed is greater than the RPM’s received from ECM.

Possible Solutions