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:

    Load apportioning valve (P100 models) - adjustment
    Models before mid-April 1989 1 The vehicle must be unladen, at normal kerb weight (a full tank of petrol, but no driver or load). 2 With the vehicle standing on its roadwheels, remove the spring ...

    Specifications
    Torque wrench setting Nm lbf ft All seat belt anchor bolts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 to 41 21 to 30 ...

    Diagram 2: 1980-86 Lighting all models
    Diagram 2: 1980-86 Lighting all models ...