Page 343 of 1007

FUEL DELIVERY SYSTEM - PETROL
19-2-22 REPAIRS
Throttle housing - KV6 - NAS
$% 19.22.45
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
Pre 03MY illustrated.
3.Disconnect multiplug from MAF sensor.
4.Disconnect multiplug from IAT sensor.
5.Release clip and disconnect vacuum enhancer
from intake hose.
Pre 03MY illustrated.
6.Disconnect engine breather pipe from intake
hose.
7.Disconnect injector air supply pipe from intake
hose.Pre 03MY illustrated.
8.Disconnect multiplug from throttle body.
9.Release clip and remove intake hose and MAF
sensor assembly.
10.Remove 4 Torx screws securing throttle body.
11.Remove throttle body and discard gasket.
Refit
1.Clean throttle body and mating face.
2.Using a new seal, fit throttle body and tighten
Torx screws to 7 Nm (5.2 lbf.ft).
3.Connect multiplug to throttle body.
4.Fit intake hose assembly and secure with clip.
5.Connect engine breather pipe.
6.Connect injector air supply pipe.
7.Connect vacuum enhancer and secure with
clip.
8.Connect IAT sensor multiplug.
9.Connect multiplug to MAF sensor.
10.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
11.Connect battery earth lead.
Page 344 of 1007

FUEL DELIVERY SYSTEM - PETROL
REPAIRS 19-2-23
Variable induction system (VIS) balance
motor - KV6
$% 19.22.64
This procedure also covers the VIS power valve
motor, 19.22.65.
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
aBalance valve VIS motor.
bPower valve VIS motor.
3.Disconnect multiplug from VIS motor to be
removed.
4.Remove 4 screws securing VIS motor to inlet
manifold chamber.
5.Carefully remove VIS motor from inlet manifold
chamber.Refit
1.Clean VIS motor and manifold chamber mating
faces.
2.Ensure that the seal which is already fitted on
the new VIS motor is correctly positioned.
3.Fit VIS motor, carefully locating drive pin into
groove and seal correctly positioned on the
manifold chamber.
4.Fit and tighten screws securing VIS motor to
inlet manifold chamber to 1.7 Nm (1.25 lbf.ft).
5.Connect multiplug to VIS motor.
6.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
7.Connect battery earth lead.
Page 360 of 1007
FUEL DELIVERY SYSTEM - PETROL
REPAIRS 19-2-39
Injectors - set - K1.8
$% 19.60.12
Remove
1.Disconnect battery earth lead.
2.Release clip and disconnect vacuum pipe from
fuel pressure regulator.
3.Remove engine oil dipstick.
4.Position absorbent cloth beneath fuel rail.
5.Release fuel feed hose from fuel rail.
CAUTION: Always fit plugs to open
connections to prevent contamination.6.Remove 2 bolts securing fuel rail to inlet
manifold.
7.Release fuel rail and injectors from inlet
manifold.
8.Release and remove injector spacer.
9.Disconnect multiplug from injectors.
10.Remove the fuel rail complete with injectors.
11.Release spring clips securing injectors to fuel
rail and remove fuel injectors.
12.Remove and discard 2 'O' rings from each
injector.
13.Fit protective caps to each end of injectors.
Page 361 of 1007

FUEL DELIVERY SYSTEM - PETROL
19-2-40 REPAIRS
Refit
1.Remove protective caps from each injector.
2.Clean injectors and recesses in fuel rail and
inlet manifold.
3.Lubricate new 'O' ring with castor oil and fit to
injector.
4.Fit injectors to fuel rail and secure with spring
clips.
5.Position fuel rail assembly and connect injector
multiplugs.
6.Fit injector spacer.
7.Push each injector into inlet manifold.
8.Fit bolts securing fuel rail to inlet manifold and
tighten to 8 Nm ( 6 lbf.ft).
9.Connect fuel feed hose to fuel rail.
10.Fit engine oil dipstick.
11.Connect vacuum pipe to fuel pressure regulator
and secure with clip.
12.Connect battery earth lead.
Actuator unit - cruise control - KV6 - non
NAS
$% 19.75.05
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Disconnect vacuum hose from actuator.
4.Remove nut securing actuator to mounting
bracket.
5.Release operating rod from throttle cam and
remove actuator.
Refit
1.Position actuator and connect operating rod to
throttle cam.
2.Position actuator into mounting bracket, fit and
tighten nut.
3.Connect vacuum hose to actuator.
4.Check pull rod to retainer clearance, with lever
fully returned, pull rod should just be held by
retainer.
5.Release retainer by turning anti-clockwise,
eliminate clearance then rotate retainer half
turn clockwise. Check pull rod is just held and
rotate retainer a further quarter turn clockwise
to lock.
6.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
7.Connect battery earth lead.
Page 366 of 1007

COOLING SYSTEM - K SERIES KV6
ADJUSTMENTS 26-3-1
COOLING SYS TEM - K SER IES KV6 ADJUST ME NTS
Coolant - drain and refill
$% 26.10.01
Drain
1.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
2.Visually check engine and cooling system for
signs of coolant leaks.
WARNING: Since injury such as scalding
could be caused by escaping steam or
coolant, do not remove the filler cap from
the coolant expansion tank while the
system is hot.
3.Examine hoses for signs of cracking, distortion
and security of connections.
4.Remove expansion tank filler cap.
5.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
6.Position container to collect coolant.
7.Remove cylinder block drain plug.
8.Release clip and remove bottom hose from
radiator.
9.Allow cooling system to drain.Refill
1.Flush system with water under low pressure.
Do not use water under high pressure as it
could damage the radiator.
2.Clean cylinder block drain plug and apply
sealant, Part No. STC 50552 to first 3 threads.
3.Fit cylinder block drain plug and tighten to 20
Nm (15 lbf.ft).
4.Fit bottom hose to radiator and secure with clip.
5.Prepare coolant to required concentration.
+ CAPACITIES, FLUIDS,
LUBRICANTS AND SEALANTS, Fluids.
6.Remove bleed screw from heater return hose.
7.Slowly fill the system through the coolant
expansion tank until a steady flow of coolant is
emitted from the bleed hole.
8.Fit and close bleed screw in heater return hose.
9.Continue to fill system through the expansion
tank until coolant reaches to the base of the
expansion tank bleed hose.
10.Fit expansion tank filler cap.
11.Start and run engine at idle speed for 5
minutes.
CAUTION: DO NOT operate air conditioning
12.Switch off engine.
13.Squeeze bottom hose several times to remove
any trapped air.
14.Start engine and run at speeds varying
between idle speed and 3500 rev/min for 7
minutes.
15.Switch off engine and allow to cool.
16.Remove expansion tank filler cap and add
coolant until it reaches the 'MAX' mark on the
expansion tank.
17.Fit expansion tank filler cap.
18.Start and run engine until normal operating
temperature is reached.
CAUTION: The bottom hose must be warm/
hot, this will ensure the thermostat is fully
open.
Page 367 of 1007
COOLING SYSTEM - K SERIES KV6
26-3-2 ADJUSTMENTS
19.Ensure warm air is available at vents.
NOTE: If warm air is not available, an air-lock
may be present in heater matrix. If necessary,
allow engine to cool, remove expansion tank
filler cap and repeat bleed operation at heater
hose
20.Switch off engine and allow to cool.
21.Check for leaks and top-up coolant to 'MAX'
mark on expansion tank
22.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
23.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
Page 369 of 1007

COOLING SYSTEM - K SERIES KV6
26-3-4 REPAIRS
Radiator assembly
$% 26.40.01
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Drain cooling system.
+ COOLING SYSTEM - K SERIES KV6,
ADJUSTMENTS, Coolant - drain and refill.
4. Models without A/C: Remove bumper
valance.
+ EXTERIOR FITTINGS, REPAIRS,
Bumper - assembly - front - up to 04MY.
5. Models without A/C:Remove 2 bolts securing
PAS fluid cooler to armature.
6. Models without A/C: Remove 4 nuts and 4
bolts securing armature to body and remove
armature.
7. Models with A/C: Remove A/C condenser.
+ AIR CONDITIONING, REPAIRS,
Condenser.
8.Release clips and remove top and bottom
hoses.
CAUTION: Always fit plugs to open
connections to prevent contamination.
9.Release clip and remove expansion hose from
radiator.10. If fitted:Remove 2 bolts and 4 scrivets securing
LH and RH radiator baffles and remove baffles.
11.Remove radiator upper retaining pegs from
bonnet locking platform. Ease top of radiator
forward.
12.Remove 4 bolts securing fan cowl to radiator.
13.Remove 2 cowl retaining clips from radiator.
M26 0947
Page 370 of 1007

COOLING SYSTEM - K SERIES KV6
REPAIRS 26-3-5
14.Release radiator from lower mountings and
remove from vehicle.
15.Remove radiator upper mounting extension
brackets.
16.Remove 4 rubber mountings from radiator.Refit
1.Fit mounting rubbers to radiator.
2.Fit upper support brackets to radiator.
3.Position fan cowl to radiator, fit and tighten
bolts to 5 Nm (4 lbf.ft).
4.Secure fan cowl to radiator with clips.
5.Fit radiator and engage lower mountings in
chassis.
6.Fit radiator upper mountings to bonnet locking
platform.
7. If fitted:Position LH and RH radiator baffles,
secure with scrivets, fit and tighten top bolts to
5 Nm (4 lbf.ft).
8.Connect expansion tank hose and secure with
clip.
9.Connect bottom and top hoses to radiator
secure with clips.
10. Models with A/C: Fit A/C condenser.
+ AIR CONDITIONING, REPAIRS,
Condenser.
11. Models without A/C: Position armature, fit and
tighten 4 nuts and bolts securing armature to
body.
+ EXTERIOR FITTINGS, REPAIRS,
Bumper - assembly - front - up to 04MY.
12. Models without A/C: Align PAS fluid cooler
and tighten bolts to 8 Nm (6 lbf.ft).
13. Models without A/C: Fit bumper valance.
+ EXTERIOR FITTINGS, REPAIRS,
Bumper - assembly - front - up to 04MY.
14.Refill cooling system.
+ COOLING SYSTEM - K SERIES KV6,
ADJUSTMENTS, Coolant - drain and refill.
15.Fit acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
16.Connect battery earth lead.
M26 0946