Knock sensor - removal and refitting

Removal
1 The knock sensor is screwed into the cylinder block, near the oil filter (see illustration).

15.1 Knock sensor location - 1.4 CFI engine
15.1 Knock sensor location - 1.4 CFI engine

A Knock sensor
B Wiring plug
C Securing bolt

2 Disconnect the battery negative lead.

3 Disconnect the sensor wiring plug by depressing the plug locking lugs and pulling the plug from the sensor. Do not pull on the wiring.

4 Unscrew the securing bolt and withdraw the sensor from the cylinder block.

Refitting
5 Refitting is a reversal of removal, but ensure that the mating faces of the sensor and cylinder block are clean.

    See also:

    Front direction indicator side repeater lamp - removal and refitting
    1 Disconnect the battery negative lead. Models up to 1987 2 To improve access, turn the steering onto full lock. 3 Remove the relevant wheel arch liner. 4 Working under the wheel arch, depress th ...

    Throttle Position Sensor (TPS) - removal and refitting
    Removal 1 Disconnect the battery negative lead. 2 Unclip and disconnect the sensor wiring plug. 3 Remove the two securing screws, and withdraw the sensor from the throttle valve shaft (see illus ...

    Maintenance - bodywork, underside and fittings
    The general condition of a vehicle’s bodywork is the one thing that significantly affects its value. Maintenance is easy but needs to be regular. Neglect, particularly after minor damage, can lead ...