Cayenne S (9PA) V8-4.5L (2003)
3. Pull off cable plug of the coolant temperature sensor.
Note: Even when the coolant has been completely drained, coolant emerges from the open bore on the coolant temperature sensor!
4. Unscrew the coolant temperature sensor using a ring wrench (a/f 22). Absorb emerging coolant.
Installing coolant temperature sensor
1. Clean sealing surfaces and screw in coolant temperature sensor with a new sealing ring into the distributor pipe with a tightening torque of 30 Nm
(22 ft. lbs.).
2. Fit cable plug again.
3. Install intake distributor.
4. Fill up completely with coolant and bleed cooling system.