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 tank - removal and refitting
    Note: Refer to the warning at the end of Section 1 before proceeding. Removal 1 The fuel tank will normally only need to be removed if it is severely contaminated with sediment or other substance ...

    Vehicle Identification Numbers
    Modifications are a continuing and unpublicised process in vehicle manufacture, quite apart from major model changes. Spare parts manuals and lists are compiled upon a numerical basis, the individ ...

    General information
    The 2.0 litre DOHC (Double OverHead Camshaft) engine was introduced in August 1989 to replace the 2.0 litre SOHC engine used previously in the Sierra range. The engine is of four-cylinder, in-line ...