
ENGINE - K SERIES KV6
12-3-52 REPAIRS
Refit
1.Clean oil pump and mating face on cylinder
block ensure bolt holes are clean and dry.
2.Clean oil seal recess in oil pump and running
surface on crankshaft.
3.Fit new oil pump gasket, dry, to cylinder block.
4.Fit oil seal guide, from seal kit, over end of
crankshaft.
5.Position oil pump, aligning flats on oil pump
drive to flats on crankshaft. Fit new Patchlok
bolts and tighten progressively in sequence
shown to:
lStage 1 - 5 Nm (4 lbf.ft)
lStage 2 - 9 Nm (7 lbf.ft)
6.Position new seal on crankshaft up against oil
pump housing. Drift seal into place using tool
LRT-12-202.
CAUTION: Oil seal must be fitted dry.
7.Remove oil seal guide from crankshaft.
8.Connect multiplug to oil pressure switch.
9.Fill canister of replacement oil filter with clean
engine oil.10.Lubricate oil filter sealing ring with clean engine
oil.
11.Fit oil filter and tighten by hand until it seats
then tighten a further half turn.
12.Lubricate new 'O' rings with clean engine oil
and fit to oil cooler pipe unions.
13.Connect oil cooler pipes to oil filter housing and
tighten unions to 26 Nm (19 lbf.ft).
14.Clean crankshaft gear and wipe end of
crankshaft.
15.Fit crankshaft gear.
16.Fit camshaft timing belt.
+ ENGINE - K SERIES KV6, REPAIRS,
Camshaft timing belt.
17.Fill engine with oil.
+ MAINTENANCE, MAINTENANCE,
Engine Oil and Filter – KV6.
18.Connect battery earth lead.

ENGINE - K SERIES KV6
12-3-54 REPAIRS
10.Using a mallet, gently tap sump sideways to
break sealant bond, remove sump.
CAUTION: Do not lever between sump and
lower crankcase.
Refit
1.Using a suitable cleaning solvent, clean sump
and mating face on lower crankcase. DO NOT
use a metal scraper on sealing surfaces.
2.Apply a 2 mm (0.1 in) bead of sealant, Part No.
STC 4600 along centre of sump flange, then
spread to an even film using a roller.
CAUTION: To avoid contamination,
assembly must be completed immediately
after application of sealant.
3.Position sump, fit bolts and tighten
progressively in the sequence shown to 35 Nm
(26 lbf.ft).
4.Fit bolts securing IRD support bracket to sump
and tighten to 88 Nm (65 lbf.ft).
5.Position engine oil cooler to mounting bracket,
fit and tighten nuts to 25 Nm (18 lbf.ft).
6.Position dipstick tube to sump and cylinder
block, fit bolt and tighten to 9 Nm (7 lbf.ft).
7.Fit splash shield and secure with bolts.
8.Fill engine with correct quantity and grade of oil.
+ MAINTENANCE, MAINTENANCE,
Engine Oil and Filter – KV6.
9.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
10.Connect battery earth lead.
Switch - oil pressure
$% 12.60.50
Remove
1.Disconnect battery earth lead.
2.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
3.Remove RH front road wheel.
4.Remove 3 bolts securing RH splash shield to
body and remove shield.
5.Place container below oil pressure switch to
collect spillage.
6.Disconnect multiplug from oil pressure switch.
7.Remove oil pressure switch and discard
sealing washer.
M12 6675
10
9
135
8
4
7
26
M12 6614

ENGINE - K SERIES KV6
REPAIRS 12-3-55
Refit
1.Ensure oil pressure switch and mating face is
clean.
2.Fit oil pressure switch using a new sealing
washer and tighten to 14 Nm (10 lbf.ft).
3.Connect multiplug to oil pressure switch.
4.Remove oil container from underneath of
engine.
5.Fit splash shield and secure with bolts.
6.Fit RH road wheel and tighten nuts to 115 Nm
(85 lbf.ft).
7.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
8.Check engine oil level, top-up if necessary.
9.Connect battery earth lead.
Oil pressure relief valve
$% 12.60.56
Remove
1.Disconnect battery earth lead.
2.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
3.Remove RH front road wheel.
4.Remove 3 bolts securing RH splash shield to
body and remove shield.
5.Place suitable container under oil filter to collect
spillage.
6.Using strap wrench, remove and discard oil
filter.
M12 6614
M12 6660

ENGINE - K SERIES KV6
12-3-56 REPAIRS
7.Remove 4 nuts securing engine oil cooler to
mounting bracket and position oil cooler aside.
8.Remove oil pressure relief valve plug nut.
Note: If a hexagonal head plug and sealing
washer are fitted, discard sealing washer.
9.Remove spring and valve.Refit
1.Clean valve, spring and plug; remove all traces
of sealant from threads in oil pressure relief
valve bore and from threads of plug.
CAUTION: Do not use a tap.
2.Clean valve seating inside oil pump housing.
3.Check that valve slides freely in bore and that
valve and bore are free from scoring and
corrosion.
Note: Light corrosion may be removed using
grade 600 emery cloth soaked in oil.
4.Check free length of spring.
+ GENERAL DATA, Engine - KV6
Petrol.
5.Apply sealant, Part No. STC 50552 to plug
threads.
Note: If a hexagonal head plug and sealing
washer were fitted, fit new sealing washer to
plug.
6.Fit valve, spring and plug to oil pump housing.
Tighten plug to 25 Nm (18 lbf.ft).
7.Fill canister of replacement oil filter with clean
engine oil.
8.Lubricate new oil filter seal with clean engine oil
and fit filter.
9.Position engine oil cooler to mounting bracket,
fit and tighten nuts to 25 Nm (18 lbf.ft).
10.Remove oil container from underneath of
engine.
11.Fit splash shield and secure with bolts.
12.Fit RH road wheel and tighten nuts to 115 Nm
(85 lbf.ft).
13.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
14.Connect battery earth lead.
15.Check engine oil level, top-up if necessary.
M12 7916

ENGINE - K SERIES KV6
12-3-96 OVERHAUL
12.Check end-float of camshafts using a DTI.
+ GENERAL DATA, Engine - KV6
Petrol.
CAUTION: If camshaft end-float exceeds
limits given, repeat check with new
camshaft(s). If end-float is still excessive,
replace cylinder head and camshaft carrier
as an assembly.
13.Using sequence shown, progressively loosen
22 bolts securing camshaft carrier to cylinder
head until valve spring pressure is released
and remove bolts.
14.Remove camshaft carrier.15.Remove camshafts and discard oil seals.
Note: Inlet camshafts are colour coded orange,
exhaust camshafts
16.Using a stick magnet, remove 12 hydraulic
tappets from cylinder head.
CAUTION: Store hydraulic tappets in their
fitted order and store upright. Maintain
absolute cleanliness when handling
hydraulic tappets. Failure to observe these
precautions can result in engine failure.
17.Measure the outside diameter of hydraulic
tappets.
+ GENERAL DATA, Engine - KV6
Petrol.
Note: Measurement must be taken half-way
along tappet body.
18.Using LRT-12-034, and adapter LRT-12-034/1,
compress valve spring, remove 2 collets,
release valve spring and remove LRT-12-034.
19.Remove valve spring cap and valve spring.
20.Remove valve from cylinder head.

ENGINE - K SERIES KV6
OVERHAUL 12-3-105
3.Remove oil pressure relief valve plug.
Note: If a hexagonal plug and sealing washer
are fitted, discard washer.
4.Remove spring and valve.
5.Check that valve and bore are free from scoring
and corrosion.
Note: Light corrosion may be removed using
grade 600 emery cloth soaked in engine oil.
6.Check free length of spring.
+ GENERAL DATA, Engine - KV6
Petrol.
7.Check that valve slides freely in bore.
CAUTION: If valve is scored, renew relief
valve as an assembly. If valve bore is
scored, renew oil pump as an assembly.Reassembly
1.Clean cover plate and mating face of cylinder
block; ensure bolt holes are clean and dry.
2.Clean running surface on crankshaft.
3.Remove all traces of sealant from relief valve
plug, Torx screws and tapped holes in pump
body.
CAUTION: Do not use a tap.
4.Lubricate relief valve, spring and bore with
clean engine oil.
5.Fit relief valve and spring.
6.If a hexagonal plug and sealing washer were
fitted, fit new sealing washer to plug.
7.Apply sealant, Part No. STC 50552 to plug
threads; fit plug and tighten to 25 Nm (18 lbf.ft).
8.Lubricate pump rotors and recess with clean
engine oil.
9.Fit inner and outer rotors ensuring that
identification mark on outer rotor is facing
outwards and that reference marks are aligned.
10.Lubricate new cover plate sealing ring with
clean engine oil.
11.Fit cover plate seal and cover plate.
12.Apply sealant, Part No. STC 50552 to threads
of Torx screws, fit and tighten screws.
13.Check that pump rotates freely.
Refit
1.Fit oil pump gasket.
+ ENGINE - K SERIES KV6, REPAIRS,
Gasket - oil pump.

FUEL DELIVERY SYSTEM - PETROL
ADJUSTMENTS 19-2-3
Fuel system - depressurise - KV6 - NAS
$% 19.50.02
Check
1.Remove acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
2. Up to 03MY: Remove nut and bolt securing coil
and position coil aside.
3.Remove schraeder valve cap.
4.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.5.Connect adapter LRT-19-006 to schraeder
valve.
6.Position opposite end of adapter LRT-19-006
into container, turn tap to release pressure.
7.Remove adapter LRT-19-006 from schraeder
valve.
8.Fit cap to schraeder valve.
9. Up to 03MY: Fit and tighten nut and bolt
securing coil.
10.Fit acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.

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