Engine Coolant Temperature (ECT) sensor - removal and refitting

Removal
1 The ECT sensor is screwed into the inlet manifold.

2 Disconnect the battery negative lead.

3 Partially drain the cooling system as described in Chapter 1.

4 Disconnect the sensor wiring plug.

5 Unscrew the sensor from the inlet manifold.

Refitting
6 Refitting is a reversal of removal, but on completion top-up the cooling system as described in “Weekly checks”.

    See also:

    Thermo-viscous cooling fan (SOHC models) - removal and refitting
    Removal 1 Disconnect the battery negative lead. 2 Remove the four retaining clips and unscrew the two retaining screws, then withdraw the upper section of the fan shroud (see illustrations). 1 ...

    Rear suspension lower arm (Saloon, Hatchback and Estate models) - removal and refitting
    Models with rear drum brakes Removal 1 Chock the front wheels, jack up the rear of the vehicle and support on axle stands placed under the side members. 2 Remove the relevant driveshaft. 3 Remov ...

    Manifold Absolute Pressure (MAP) sensor - removal and refitting
    Removal 1 Disconnect the battery negative lead. 2 Disconnect the sensor wiring plug. Do not pull on the wiring. 3 Disconnect the vacuum hose from the sensor. 4 Remove the two securing screws and ...