Engine Speed Signal
Table of contents
P0725 INFINITI 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)
How do I fix code P0725 INFINITI?
Check the “Possible Causes” listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector’s pins.
Tech Notes
- Very common problem with Infiniti vehicles, usually replacing the Crankshaft Position sensor takes care of the problem.
Cost of diagnosing the P0725 INFINITI code
The cost of diagnosing the P0725 INFINITI code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P0725 INFINITI Description
The Engine Control Module (ECM) monitors the engine speed through the Crankshaft Position (CKP) sensor with the engine running, and send a signal to the Transmission Control Module (TCM). The P0725 Diagnostic Trouble Code (DTC) is triggered when the Transmission Control Module does not receive the engine speed signal from the Engine Control Module.