XC90 2.5T AWD L5-2.5L Turbo VIN 59 B5254T2 (2003)
any cable faults between sensor and warning lamp.
Note! Use a new gasket when the new sensor is installed.
Checking the oil pressure
Use instrument kit 999 5270 OIL PRESSURE METER See: Tools and Equipment/999 5270 Oil Pressure Meter. Connect to the oil pressure sensor duct
on the cylinder block. Start the engine and read off oil pressure at different engine speeds (RPM).