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:

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    Engine Coolant Temperature (ECT) sensor - removal and refitting
    Removal 1 The sensor is screwed into the cylinder block below the inlet manifold. 2 Disconnect the battery negative lead. 3 Drain the cooling system as described in Chapter 1. 4 Disconnect the s ...

    Compression test
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