Thermo-time switch - removal and refitting

Removal
1 Disconnect the battery negative lead.

2 Drain the cooling system as described in Chapter 1.

3 Raise the front of the car and support it on axle stands (see “Jacking and Vehicle Support”).

4 Disconnect the wiring multi-plug from the thermo-time switch located on the inlet manifold intermediate flange and accessible from under the car (see illustration).

18.4 Thermo-time switch (A) and temperature sensor (B) on the KE-Jetronic
18.4 Thermo-time switch (A) and temperature sensor (B) on the KE-Jetronic system (viewed from under the car)

5 Unscrew the unit and remove it from its location.

Refitting
6 Refitting is a reversal of removal. Refill the cooling system as described in Chapter 1.

    See also:

    Tailgate (Hatchback and Estate models) - removal and refitting
    Note: On Hatchback models made before 1990 with an integral heated rear window/radio aerial, note that the radio aerial lead is routed through different openings to that of other models in the rea ...

    Final drive oil level check (Every 12 000 miles (20 000 km) or 12 months)
    1 Check the final drive oil level as follows. 2 Position the vehicle over a pit, or raise it at front and rear on ramps or axle stands. The vehicle must be level. 3 Wipe clean around the final dri ...

    Throttle Position Sensor (TPS) - removal and refitting
    Removal 1 Disconnect the battery negative lead. 2 Unclip and disconnect the sensor wiring plug. 3 Remove the two securing screws, and withdraw the sensor from the throttle valve shaft (see illus ...