Heated Exhaust Gas Oxygen (HEGO) sensor - removal and refitting
Note: A new sealing ring will be required on refitting.
Removal
1 Apply the handbrake, then jack up the front
of the vehicle and support it on axle stands
(see “Jacking and Vehicle Support”).
2 Disconnect the battery negative lead.
3 Unclip the wiring and disconnect the sensor wiring plug (see illustration).
17.3 Heated exhaust gas oxygen (HEGO) sensor - 1.4 CFI engine
A Sealing ring
B HEGO sensor
C Sensor shield
4 Remove the sensor heat shield, then unscrew the sensor from the exhaust downpipe, and carefully remove it complete with sealing ring.
Warning: Do not touch the tip of the HEGO sensor.
Refitting
5 Refitting is a reversal of removal, bearing in
mind the following points.
6 Clean the sensor threads, and take care not to touch the tip of the sensor during the refitting procedure.
7 Use a new sensor sealing ring.
8 Tighten the sensor to the specified torque.
9 On completion, start the engine and check for leaks between the sensor and the exhaust downpipe.
See also:
Rear disc splash shield - removal and refitting
Note: A suitable puller will be required to
remove the drive flange, and a new rear hub
nut must be used on reassembly.
Caution: Refer to the
precautions in Section 1.
Removal
1 Loosen the rear ...
Pistons and connecting rods - examination and renovation
1.8 litre (R2A type)
1 Examine the pistons for ovality, scoring,
and scratches. Check the connecting rods for
wear or damage.
2 The gudgeon pins are an interference fit in
the connecting rods, an ...
Accelerator pedal - removal and refitting
Removal
1 The pedal can be removed once the throttle
cable has been disconnected from it as
described in Section 7.
2 Undo the two pedal support bracket
retaining bolts and remove the pedal.
Ref ...
