DTC P0521-03: Engine Oil Pressure Sensor/Switch "A" Range/Performance - FM (Frequency Modulated)/PWM (Pulse Width Modulated) failures: Action
- Vehicle Conditions to enable DTC Logging Strategy
- Ignition on, engine running
- Inspect connectors for signs of water ingress, and pins for damage and/or corrosion
- Refer to the appropriate system wiring diagrams and check the oil pressure and temperature sensor circuit for
- Fuse failure
- Short circuit to ground
- Short circuit to power
- Open circuit
- High resistance
- Check and install a new oil pressure and temperature sensor, only when diagnosed as failed
- Using the Jaguar Land Rover approved diagnostic equipment, clear all stored DTCs and retest