Engine - Coolant Temperature Sensor/Switch: Service and Repair

WM 197819 Removing and installing temperature sensor








Information

Overview





Installation overview of temperature sensor

1 - Temperature sensor

Preliminary work

Preliminary work
1. Disconnect the battery.
2. Remove pressure pipe.
3. Remove air cleaner housing.
4. Remove oil filter console.
5. Remove generator.

Removing temperature sensor

Removing temperature sensor
1. Lift up cable rail.
1.1 Loosen and remove screws -2- on the cable rail -1-.
1.2 Unclip hydraulic lines at the cable rail.
1.3 Press cable rail upwards.





Cable rail mounting

2. Remove temperature sensor.
2.1 Pull off cable plug.
2.2 Loosen and remove temperature sensor -2-. Close off opening with a stopper.
Tool recommendation: Crowfoot wrench Nr.1 89-1 and 3/8 to 1/4-inch adapter (for example Hazet 858-1).





Removing and installing temperature sensor

Installing temperature sensor

Installing temperature sensor
1. Install temperature sensor.
1.1 Remove stopper and insert temperature sensor -2- into the coolant connection piece by hand.
Tighten temperature sensor.
-> Tightening torque: 20 Nm (15 ftlb.)
1.2 Connect cable plug.





Removing and installing temperature sensor

2. Fit cable rail.
2.1 Position cable rail -1-.
2.2 Clip in hydraulic lines at the cable rail.
2.3 Fit and tighten screws -2-.
-> Tightening torque: 10 Nm (7.5 ftlb.)





Cable rail mounting

3. Check engine coolant level and top it up if necessary.

Subsequent work

Subsequent work
1. Install generator.
2. Install oil filter console.
3. Install air cleaner housing.
4. Install pressure pipe.
5. Connect the battery.