DTC P25AC-4B: Piston Cooling Oil Control Circuit Performance/Stuck Off - Over temperature: Action
- Vehicle Conditions to Enable DTC Setting Strategy
- Prioritized Checks to Perform
- Inspect connectors for signs of water ingress and pins for damage and/or corrosion
- Refer to the electrical circuit diagrams and check the piston cooling oil jets solenoid circuit for short circuit to ground, short circuit to power, open circuit, high resistance. Repair the wiring harness as necessary
- Install a new piston cooling oil jets solenoid
- Using the Jaguar Land Rover approved diagnostic equipment, run application - ECU Diagnostics/Powertrain Control Module (PCM)/Clear Diagnostic Trouble Code(s). Retest