P0840 INFINITI - Transmission Fluid Pressure Sensor 'A'
P0840 INFINITI Possible Causes
- Faulty Transmission Fluid Pressure Sensor 'A'
- Transmission Fluid Pressure Sensor 'A' harness is open or shorted
- Transmission Fluid Pressure Sensor 'A' poor electrical connection
- Transmission Valve Body
How do I fix code P0840 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.
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Cost of diagnosing the P0840 INFINITI code
Labor: 1.0The cost of diagnosing the P0840 INFINITI code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
P0840 INFINITI DescriptionThe Transmission Fluid Pressure Sensor 'A' (primary pressure sensor) detects primary pressure of Continuously Variable Transmission (CVT) and sends the Transmission Control Module (TCM) the signal. The Diagnostic Trouble Code (DTC) will set when the TCM detects no signal from the Transmission Fluid Pressure Sensor 'A'.
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