P0726 Volkswagen Engine Speed Input Circuit Range/Performance
Possible causes
– Faulty Crankshaft Position (CKP) Sensor
– Crankshaft Position (CKP) Sensor harness is open or shorted
– Crankshaft Position (CKP) Sensor circuit poor electrical connection
– Communication error between the Engine Control Module (ECM) and Transmission Control Module (TCM)
– Crankshaft Position (CKP) Sensor harness is open or shorted
– Crankshaft Position (CKP) Sensor circuit poor electrical connection
– Communication error between the Engine Control Module (ECM) and Transmission Control Module (TCM)
What about the obd code?
The P0726 Volkswagen Codes is triggered when the TCM detected that the calculated engine speed is greater than the RPM’s received from ECM.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P0726 Volkswagen Description
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).
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