Idle Speed Control Valve (ISCV) - removal, cleaning and refitting
Removal
1 Disconnect the battery negative lead.
2 Disconnect the valve wiring plug (see illustration).
12.2 Idle speed control valve - 1.6 EFI engine
A Wiring plug B Securing bolts
3 Unscrew the two securing bolts, and withdraw the valve from the air cleaner housing.
Cleaning
4 Remove the valve as described earlier in
this Section.
5 Immerse the valve in a container of clean petrol and allow it to soak for approximately three minutes.
6 Use a clean paint brush to clean the bore, slots and piston of the valve.
7 Using a small screwdriver, carefully move the piston up and down in the bore (do not use the slots to do this), then rinse the valve with petrol and dry it, preferably using compressed air (see illustration).
12.7 Using a screwdriver to move the idle speed control valve piston - 1.6
EFI engine
8 Refit the valve as described in the following paragraphs.
Refitting
9 Refitting is a reversal of removal, ensuring
that the mating faces of the valve and air
cleaner are clean.
10 On completion, start the engine and check that the idle speed is stable, and that there are no air leaks. Warm the engine up to normal operating temperature, then switch on all available electrical loads and check that the idle speed is maintained.
See also:
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 wirin ...
Brake pedal - removal, refitting and adjustment
Removal
1 Working within the vehicle, remove the
under-dash cover panel.
2 Extract the spring clip which connects the
pushrod to the arm of the brake pedal.
3 Extract the circlip from the end of ...
Distributorless Ignition System (DIS) components - removal and
refitting
Electronic modules
1 Refer to Section 6.
DIS coil
2 Refer to Section 4.
Engine speed sensor
Removal
3 Disconnect the battery negative lead.
4 Disconnect the sensor wiring plug (see
illustratio ...