12Place a piece of wood in the caliper jaws
to limit piston travel. Keep your fingers clear of
the piston. Have the assistant depress the
brake pedal gentlyin order to move the
caliper piston out.
13With the pedal held depressed, slacken
the bleed screw on the right-hand caliper and
again depress the piston. Tighten the bleed
screw when the piston is retracted. The pedal
can now be released.
14Disconnect the bleed tube. Refit the right-hand brake pad and caliper.
15Remove the left-hand caliper and inboard
pad again. Carry out the operations described
in paragraphs 10 to 14 on the left-hand
caliper.
16Bleed the rear brakes as described in
Chapter 10.
17Refit the front wheels, lower the vehicle
and tighten the wheel nuts.
18Pump the brake pedal to bring the pads
up to the discs, then make a final check of thehydraulic fluid level. Top-up and refit the
reservoir cap.
Camshaft drivebelt renewal is
recommended as a precautionary measure.
Refer to Chapter 2, Part A, Sections 13 and 45
for the full renewal procedure.
45Camshaft drivebelt renewal -
SOHC engines
1Before proceeding, note the precautions
given in Chapter 3, Section 1.
2Disconnect the battery negative lead.
3Remove the expansion tank cap. Take
precautions against scalding if the system is
hot.
4Place a drain pan of adequate capacity
beneath the radiator drain plug. Unscrew the
plug, without removing it, and allow the
coolant to drain (see illustration). On OHC
engines, release the hose clip and remove the
rubber cap from the bleed spigot on top of the
thermostat housing (see illustration). On V6
engines, remove the bleed screw (if fitted)
from the radiator top hose.
5Place another drain pan below the cylinder
block drain plug, which is located on the right-
hand side of the engine (except DOHC engine
which has no plug). Remove the drain plug
and allow the coolant to drain from the block.
6Dispose of the old coolant safely, or keep it
in a covered container if it is to be re-used.7Flushing should not be necessary unless
periodic renewal of the coolant has been
neglected, or unless plain water has been
used as coolant. In either case the coolant will
appear rusty and dark in colour. Flushing is
then required and should be carried out as
follows.
8Drain the system and disconnect the top
hose from the radiator. Insert a garden hose
into the radiator and run water into the radiator
until it flows clear from the drain plug.
9Run the hose into the expansion tank (OHC
engines) or into the radiator top hose (V6
engines) until clean water comes out of the
cylinder block drain plug. On DOHC engines
there is no drain plug in the cylinder block, so
the engine should be flushed until water runs
clear from the radiator bottom hose.
10If, after a reasonable period the water still
does not run clear, the radiator can be flushed
with a good proprietary cleaning agent.
11Flush the heater matrix by disconnecting
one of the heater hoses and running the hose
into that.
12In severe cases of contamination the
radiator should be removed, inverted andflushed in the reverse direction to normal flow,
ie with the water going in at the bottom and
out at the top. Shake the radiator gently while
doing this to dislodge any deposits.
13Refit any hoses which were disturbed,
making sure that they and their clips are in
good condition. Refit the cylinder block drain
plug and tighten the radiator drain plug.
14On OHC engines, make sure that the
bleed spigot cap is still removed (not DOHC).
On V6 engines, check, if applicable, that the
bleed screw is still removed.
15Pour coolant in through the expansion
tank filler hole until the level is up to the MAX
line.
16Refit the bleed spigot cap or screw when
coolant starts to emerge from the spigot.
Tighten the clip.
17Squeeze the radiator hoses to help
disperse airlocks. Top-up the coolant further if
necessary, then refit and tighten the expansion
tank cap.
18Run the engine up to operating
temperature, checking for coolant leaks. Stop
the engine and allow it to cool, then top-up the
coolant again to the MAX mark if necessary.
46Engine coolant renewal
1•20Every 2 years
46.4b Releasing the bleed spigot cap -
OHC engine46.4a Radiator drain plug (arrowed) -
OHC engine
Every 2 years (regardless of mileage)
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Chapter 3
Cooling, heating and ventilation systems
Air conditioning system - component renewal . . . . . . . . . . . . . . . . .22
Cooling fan switch - removal and refitting . . . . . . . . . . . . . . . . . . . .16
Cooling system - draining . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
Cooling system - filling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Cooling system - flushing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Electric cooling fan(s) - removal and refitting . . . . . . . . . . . . . . . . . .10
Expansion tank - removal and refitting . . . . . . . . . . . . . . . . . . . . . . .14
General information and precautions . . . . . . . . . . . . . . . . . . . . . . . . .1
Heater assembly - removal and refitting . . . . . . . . . . . . . . . . . . . . .19
Heater control cables - removal and refitting . . . . . . . . . . . . . . . . . .18
Heater controls - removal and refitting . . . . . . . . . . . . . . . . . . . . . . .17
Heater coolant valve - removal and refitting . . . . . . . . . . . . . . . . . .21Heater matrix - dismantling and reassembly . . . . . . . . . . . . . . . . . .20
Radiator - inspection and repair . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Radiator - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Temperature gauge sender - removal and refitting . . . . . . . . . . . . .15
Thermostat - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Thermostat - testing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Viscous-coupled fan - removal and refitting . . . . . . . . . . . . . . . . . . .9
Water pump/alternator drivebelt(s) - inspection, renewal and
adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Water pump/alternator drivebelt tensioner - removal and refitting .13
Water pump - removal and refitting . . . . . . . . . . . . . . . . . . . . . . . . .11
General
System type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sealed, pressurised, thermostatically controlled
Fan type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Mechanical temperature-sensitive viscous clutch, or electric
(DOHC)
Coolant
Type . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . See “Lubricants and fluids”
Capacity:
SOHC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.0 litres (14.1 pints) approx
DOHC:
Carburettor models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.9 litres (13.9 pints) approx
Fuel injection models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.3 litres (12.8 pints) approx
V6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8.5 litres (15.0 pints) approx
Specific gravity at 45 to 50% antifreeze concentration . . . . . . . . . . . . . 1.069 to 1.077
Expansion tank cap
Opening pressure:
SOHC and V6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.85 to 1.10 bar
DOHC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.0 to 1.4 bar
Thermostat
Nominal rating:.
SOHC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 88°C (190°F)
DOHC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102°C (216°F)
V6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82°C (180°F)
Actual opening temperature:
SOHC and DOHC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85° to 89°C (185° to 192°F)
V6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79° to 83°C (174° to 181°F)
Water pump drivebelt
Deflection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 mm (0.4 in) approx under normal fingertip pressure at mid-
point of longest run
3•1
Easy,suitable for
novice with little
experienceFairly easy,suitable
for beginner with
some experienceFairly difficult,
suitable for competent
DIY mechanicDifficult,suitable for
experienced DIY
mechanicVery difficult,
suitable for expert
DIY or professional
Degrees of difficulty
Specifications Contents
3
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