Land Rover Defender V8i Workshop Supplement Rover Manual

19FUEL SYSTEM
4
REPAIR CAMSHAFT POSITION (CMP) SENSOR
Service repair no - 18.30.24
Remove
1.Disconnect battery negative lead.
2.Release sensor multiplug from clip and
disconnect multiplug.
3.Remove bolt securing sensor to front cover.
4.Remove sensor.
5.Remove and discard O ring.
Refit
6.Clean sensor and mating face on front cover.
7.Lubricate and fit O ring to sensor.
8.Fit sensor, fit bolt and tighten to
8 Nm (6 lbf.ft).
9.Connect sensor multiplug and secure to bracket.
10.Reconnect battery negative...

SFI
5
REPAIR KNOCK SENSOR - RH
Service repair no - 18.30.30
CAUTION: Due to the sensitivity of the
sensor, do not apply tape or sealant to
sensor threads.
Remove
1.Raise vehicle on ramp.
2.Remove bolt securing starter motor heat shield
to engine RH mounting.
3.Release heat shield clip from starter solenoid.
4.Move heat shield aside to gain access to knock
sensor.
5.Depress spring clip and disconnect sensor
multiplug.
6.Remove sensor.
Refit
7.Clean sensor and mating face.
8.Fit sensor and tighten to
16 Nm...

19FUEL SYSTEM
6
REPAIR INERTIA FUEL SHUT OFF SWITCH
Service repair no - 19.22.09
Remove
1.Disconnect battery negative lead.
2.Disconnect multiplug from inertia fuel shut off
switch.
3.Remove 2 screws securing shut off switch to
mounting bracket.
4.Remove shut off switch.
Refit
5.Position fuel shut off switch to mounting bracket
and secure with screws.
6.Connect multiplug to inertia switch.
7.Reconnect battery negative lead.RELAY MODULE
Service repair no - 18.30.71
Remove
1.Remove screw securing ECM...

SFI
7
REPAIR Refit
6.Position relay module
7.Connect multiplugs and secure module to
bracket.
8.Fit ECM cover and tighten screw.AIR CLEANER
Service repair no - 19.10.01
Remove
1.Loosen clip securing intake hose to MAF sensor
and disconnect hose.
2.Disconnect multiplug from IAT sensor.
3.Release 2 toggle clips and release MAF sensor
from air cleaner.
4.Remove O ring and carefully place sensor
aside.
5.Remove 3 nuts securing air cleaner to mounting
rubbers.
6.Remove air cleaner assembly.
Do not carry out...

19FUEL SYSTEM
8
REPAIR AIR CLEANER ELEMENT
Service repair no - 19.10.10
Remove
1.Release 3 toggle clips and remove inlet tube.
2.Remove nut and end plate retaining air cleaner
element.
3.Remove air cleaner element and discard.
Refit
1.Clean inlet tube and inside of air cleaner.
2.Squeeze open dump valve fitted at base of air
cleaner and check that rubber is flexible and in
good condition. Replace if necessary.
3.Fit new air cleaner element.
4.Fit retaining plate and fit and tighten nut.
5.Fit intake tube...

SFI
9
REPAIR Refit
5.Clean area around cable hole in bulkhead.
6.Position cable and secure to bulkhead.
7.Clean and lubricate clevis pin.
8.Align inner cable to throttle pedal, fit clevis pin
and secure with NEW split pin.
9.Secure outer cable to abutment bracket.
10.Clean and lubricate clevis pin.
11.Adjust outer cable and align inner cable yoke to
throttle lever.
12.Fit clevis pin and secure with NEW split pin.
13.Adjust outer cable to give 1.6 mm (0.06 inch) of
free play in inner cable.
14.Check...

19FUEL SYSTEM
10
REPAIR HEATED OXYGEN SENSOR (HO2S)
Service repair no - 19.22.16
Remove
CAUTION: The sensor must only be
removed when the exhaust pipe is cold.
1.Position vehicle on ramp.
2.Remove clip securing oxygen sensor lead to
harness.
3.Release sensor multiplug from bracket behind
cylinder head.
4.Disconnect multiplug.
5.Raise ramp.
6.Remove sensor using toolLRT-12-047.
CAUTION: Although robust within the
vehicle enviroment, HO2 sensors are
easily damaged by dropping, excessive
heat and...

SFI
11
REPAIR MASS AIR FLOW (MAF) SENSOR
Service repair no - 19.22.25
Remove
1.Loosen clip securing air intake hose to MAF
sensor and disconnect.
2.Disconnect multiplug from sensor.
3.Release 2 clips securing sensor to air cleaner.
4.Remove sensor, collect and discard O ring.
Refit
5.Clean sensor and mating faces.
6.Fit NEW O ring to sensor.
7.Fit sensor to air cleaner and secure clips.
8.Connect multiplug.
9.Connect air intake hose to sensor and tighten
clip.PLENUM CHAMBER
Service repair no - 19.22.46...

19FUEL SYSTEM
12
REPAIR
10.Disconnect purge hose from plenum chamber.
11.Disconnect breather hose from plenum chamber.
12.Depress spring clip and disconnect TP sensor
multiplug.
13.Disconnect multiplug from IACV.
14.Remove 6 bolts securing plenum chamber to
inlet manifold.
15.Release plenum chamber from inlet manifold.
16.Fit hose clamp to water jacket coolant hoses.
17.Tighten clamp.
18.Position cloth to absorb coolant spillage.
19.Loosen clips securing coolant hoses to plenum
chamber.
20.Release hoses...

SFI
13
REPAIR Refit
34.Position throttle linkage and spring to plenum
chamber.
35.Fit spring to linkage.
36.Hold throttle open to gain access to mounting
bolts.
37.Fit and tighten mounting bolts to
8 Nm (6 lbf.ft).
38.Clean mating faces of TP sensor and plenum
chamber.
39.Fit TP sensor and engage spindle.
40.Fit clamping plate and tighten bolts to
2 Nm (1.5
lbf.ft).
41.Clean mating faces of IACV and plenum
chamber.
42.Fit NEW gasket to IACV.
43.Fit IACV to plenum chamber and tighten bolts to
2 Nm (1.5...