
FUEL DELIVERY SYSTEM - PETROL
19-2-4 ADJUSTMENTS
Fuel system - depressurise - K1.8
$% 19.50.02
Check
1.Position absorbent cloth around fuel feed pipe
connection to collect spillage.
WARNING: The spilling of fuel is
unavoidable during this operation. Ensure
that all necessary precautions are taken to
prevent fire and explosion.
2.Disconnect fuel feed hose from fuel rail.
3.Connect feed hose to fuel rail once pressure
has relieved.
Fuel system - pressure test - KV6 - Non
NAS
$% 19.50.13
Check
1.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
2.Position absorbent cloth around fuel feed pipe
connection to collect spillage.
WARNING: Fuel vapour is highly flammable
and in confined spaces is also explosive
and toxic. Always have a fire extinguisher
containing foam, CO
2, gas or powder close
at hand when handling or draining fuel.
3.Disconnect fuel inlet hose from fuel rail pipe.
4.Connect adaptor LRT-19-013, to pressure
gauge LRT-19-004 .
5.Position pressure gauge LRT-19-004, connect
to fuel inlet hose and to fuel rail pipe, securing
pressure gauge hose to fuel rail pipe with clip.
6.Start engine. Pressure at idle = 3.4 bar. If
pressure below 3.4 bar suspect the following in
order: fuel hoses, filter, regulator and pump.
7.Stop engine.
8.Release clip and disconnect LRT-19-004
pressure gauge from fuel inlet hose and fuel rail
pipe.
9.Disconnect adaptor LRT-19-013 from LRT-19-
004 pressure gauge.
10.Connect fuel inlet hose to fuel rail pipe.
11.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
M19 3247A
LRT-19 - 013
LRT -19- 004

FUEL DELIVERY SYSTEM - PETROL
ADJUSTMENTS 19-2-5
Fuel system - pressure test - KV6 - NAS
$% 19.50.13
Remove
1.Remove acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
2.Position absorbent cloth beneath fuel rail.
WARNING: Fuel vapour is highly flammable
and in confined spaces is also explosive
and toxic. Always have a fire extinguisher
containing foam, CO
2, gas or powder close
at hand when handling or draining fuel.
3. Up to 03MY: Remove nut and bolt securing coil
and position coil aside.
4.Connect adaptor LRT-19-006, to pressure
gauge LRT-19-004 .
5.Remove schraeder valve cap.
6.Connect pressure gauge to fuel rail schraeder
valve.
7.Start engine. Pressure at idle = 3.4 bar. If
pressure is below 3.4 bar, suspect the following
in order: fuel hoses, filter, regulator and pump.
Refit
1.Stop engine.
2.Disconnect pressure gauge LRT-19-006 and
adapter LRT-19-004 from fuel rail.
3. Up to 03MY: Fit and tighten nut and bolt
securing coil.
4.Fit acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
Fuel system - pressure test - K1.8
$% 19.50.13
Check
1.Disconnect battery earth lead.
2.Position absorbent cloth beneath fuel pipe to
catch spillage.
WARNING: The spilling of fuel is
unavoidable during this operation. Ensure
that all necessary precautions are taken to
prevent fire and explosion.
3.Disconnect fuel pipe from inlet manifold.
4.Connect LRT-19-004A to manifold and fuel
pipe.
Note:: LRT-19-004X can be used as an
alternative.
5.Connect battery earth lead.
6.Start engine. Pressure at idle = 3.6 bar ± 0.2
bar.
7.Stop engine. If pressure is out of tolerance
suspect the following in order: fuel hoses, filter
and pump.
8.Remove plug, reconnect vacuum hose and
secure hose with clip.
9.Disconnect battery earth lead.
10.Disconnect LRT-19-004A from fuel pipe and
inlet manifold.
11.Connect fuel pipe to manifold.
12.Connect battery earth lead.
LRT - 19 -004A
M19 3675

FUEL DELIVERY SYSTEM - PETROL
REPAIRS 19-2-21
Refit
1.Clean mating faces of IACV and throttle body.
2.Fit new gasket, position IACV to throttle body,
fit and tighten Allen screws to 6 Nm (4.5 lbf.ft).
3.Clean TP sensor and throttle body mating face.
4.Fit TP sensor to throttle spindle. Ensure that
during fitting the machined flat on the throttle
spindle is aligned with the mating portion of the
TP sensor
CAUTION: The throttle position sensor can
be easily damaged during fitting. When
pressing the sensor onto the throttle
spindle, use fingers only, and only apply
pressure to the area shown shaded in the
illustration.
5.Rotate TP sensor in an anti-clockwise direction
to align fixing holes.
CAUTION: Do not rotate throttle position
sensor in a clockwise direction and ensure
that it is not rotated beyond its internal
stops.
6.Fit TP sensor specification plate.
7.Fit new Torx screws and wave washers, tighten
Torx screws to 1.5 Nm _1.0 lbf.ft).
8. Vehicles with cruise control: Position
actuator support bracket to throttle body. Fit
Torx screws and tighten to 9 Nm (7 lbf.ft).
Connect actuator arm to throttle linkage.
9.Clean throttle body and mating face on inlet
manifold chamber.
10.Fit new seal to inlet manifold chamber.
11.Position throttle body to inlet manifold chamber,
fit and tighten Torx screws to 7 Nm ( 5 lbf.ft).
12.Connect multiplugs to TP sensor and IACV.
13. Vehicles with cruise control: Connect cruise
control actuator vacuum hose.
14.Connect primary throttle cable to throttle cam
and abutment bracket.
15.Connect engine breather/vacuum pipes to
throttle body and IACV.16.Adjust throttle cable.
+ FUEL DELIVERY SYSTEM -
PETROL, ADJUSTMENTS, Throttle cable -
check and adjust - KV6.
17.Connect battery earth lead.
18.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
19.Retune using TestBook
M18 0695

FUEL DELIVERY SYSTEM - PETROL
19-2-28 REPAIRS
Filter - main
$% 19.25.02
Remove
1.Disconnect battery earth lead.
2.Remove sender unit.
+ INSTRUMENTS, REPAIRS, Sender
unit - fuel tank gauge.
3.Disconnect 2 Lucars from top of pump unit
assembly.
4.Release 3 slots in top of pump unit assembly
from lugs in base.
5.Carefully manoeuvre top of pump unit
assembly away from base, ensuring that fuel
feed hose does not become strained.
6.Collect compression spring from fuel filter.
7.Carefully release 3 sprag clips securing fuel
filter.8.Release fuel filter from inlet and outlet
connections.
9.Remove fuel filter.
10.Collect 'O' rings.
Refit
1.Lubricate NEW 'O' rings with silicone grease
and fit to ports.
2.Carefully fit fuel filter to ports and push fully
home, ensuring that sprag clips engage fully.
WARNING: Ensure earthing spring fitted to
fuel pressure regulator is correctly located.
3.Position spring to fuel filter recess and engage
in top location.
WARNING: Ensure that filter earthing tag is
correctly located to contact the base of fuel
filter.
4.Engage pump top to base, ensuring that slots
engage correctly with lugs.
WARNING: During refit, ensure that all
electrical connections are made correctly.
Earth tag on fuel pump negative terminal
must not become distorted.
5.Fit sender unit.
+ INSTRUMENTS, REPAIRS, Sender
unit - fuel tank gauge.
6.Connect battery earth lead.

FUEL DELIVERY SYSTEM - PETROL
REPAIRS 19-2-29
Pump - fuel
$% 19.45.08
WARNING: If fuel tank is full, using a fuel
recovery appliance, drain excess fuel from fuel
filler neck until a level below height of fuel pump
is obtained.
Remove
1.Disconnect battery earth lead.
2.Open RH rear and tail doors.
3.Fold RH rear seat forward.
4.Remove 2 fasteners securing front and rear
carpets.
5.Pull back loadspace carpet from fuel pump
access panel.
6.Remove 6 screws securing access panel.
WARNING: Depressurise the system before
disconnecting any components. Fuel
pressure will be present in the system even
if the ignition has been switched off for
some time.
7.Remove access panel.
WARNING: The spilling of fuel is
unavoidable during this operation. Ensure
that all necessary precautions are taken to
prevent fire and explosion.
8.Disconnect multiplug and fuel hose from fuel
pump housing.
CAUTION: Always fit plugs to open
connections to prevent contamination.9.Use LRT-19-009 to remove locking ring from
fuel pump housing.
10.Remove fuel pump housing and discard sealing
ring.
Refit
1.Clean fuel pump housing and mating face on
fuel tank.
2.Fit new seal to fuel pump housing.
3.Fit fuel pump housing to fuel tank, fit and tighten
locking ring to 35 Nm (26 lbf.ft) using LRT-19-
009.
4.Connect multiplug and fuel hose to fuel pump
housing.
5.Fit access panel and secure with screws.
6.Position carpet and secure with fasteners.
7.Reposition rear seat.
8.Close rear and tail doors.
9.Connect battery earth lead.

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.

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.

INSTRUMENTS
REPAIRS 88-7
7.Remove 6 screws securing fuel tank sender
assembly access panel to floor.
8.Remove fuel tank sender assembly access
panel.
9.Disconnect multiplug from fuel tank sender
assembly.
10.Place a container beneath fuel tank to collect
possible fuel spillage.
11.Release and remove fuel pressure relief, fuel
feed and return hoses from fuel tank sender
assembly.
WARNING: The spilling of fuel is
unavoidable during this operation. Ensure
that all necessary precautions are taken to
prevent fire and explosion.
12. Models with fuel burning heater (FBH):
Release clip and disconnect FBH fuel feed
hose from fuel tank sender assembly.
CAUTION: Always fit plugs to open
connections to prevent contamination.13.Use LRT-19-009 and remove locking ring from
fuel tank sender assembly.
14.Remove fuel tank sender assembly from fuel
tank and discard seal.
NOTE: The fuel pump and fuel gauge tank unit
are integral parts of the fuel pump housing and
cannot be renewed separately
M88 0359