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:

    Fuel level sender unit - removal and refitting
    Caution: Refer to the precautions in Section 1 before proceeding. A new seal must be used when refitting the sender unit. Saloon, Hatchback and Estate models All models except 2.0 litre DOHC 1 ...

    Instrument panel - removal and refitting
    Models up to 1992 1 Disconnect the battery negative lead. 2 Remove the securing screws and unclip the lower and upper steering column shrouds. 3 Where applicable, remove the instrument panel illu ...

    What you should know about automotive fuels
    Important safety precautions Do not overfill the fuel tank. The pressure in an overfilled tank may cause leakage and lead to fuel spray and fire. The fuel system may be under pressure. If the fue ...