DTC P26CB-85: Engine Coolant Pump Performance/Stuck Off - Signal above allowable range: Action
- Vehicle Conditions to Enable DTC Setting Strategy
- Prioritized Checks to Perform
- Using the Jaguar Land Rover approved diagnostic equipment, run application - ECU Diagnostics/Powertrain Control Module (PCM)/Live Data - and select parameter - Coolant Pump Variable Flow Actuator Position Sensor Voltage (0x05DB). Check the position feedback sensor voltage is within 1400 mV ~ 4850 mV and changes with engine speed variations
- Check the mechanical integrity of the variable coolant pump. Rectify as necessary