Secondary Pressure Down
Table of contents
P0868 INFINITI Possible Causes
- Pressure Control Solenoid Valve ‘B’ (secondary pressure solenoid valve) system
- Control Solenoid Valve ‘B’ harness is open or shorted
- Control Solenoid Valve ‘B’ circuit poor electrical connection
- Transmission Pressure Sensor ‘A’ (secondary pressure sensor)
- Line pressure control system
How do I fix code P0868 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.
Cost of diagnosing the P0868 INFINITI code
The cost of diagnosing the P0868 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)
P0868 INFINITI Description
The Pressure Control Solenoid Valve ‘B’ (secondary pressure solenoid valve) regulates the secondary pressure to suit the driving condition in response to a signal sent from the Transmission Control Module (TCM).