DTC P1889-18: Oil Pressure Pump Performance - Circuit current below threshold: Action
- Check the active on-demand coupling for fluid leaks and rectify as necessary. Refer to the relevant section of the service information and check the active on-demand coupling fluid level
- Refer to the electrical circuit diagrams and check the active on-demand coupling pump circuit for open circuit, high resistance
- Using the Jaguar Land Rover approved diagnostic equipment, clear the DTCs and retest. If the fault persists, install a new active on-demand coupling control module