XC90 L5-2.5L Turbo VIN 59 B5254T2 (2004)

Disconnect the connector from the sensor.
Slacken off the snap ring around the mounting for the sensor slightly. Insert a narrow screwdriver or wedge. Press one end of the snap ring in
approximately 10 mm. Press radially backwards in the groove for the snap ring.
Remove the sensor and the O-ring.
Installation
Installing pedal position sensor