
ENGINE - K SERIES KV6
12-3-44 REPAIRS
35.Fit rear beam.
 
 +  FRONT SUSPENSION, REPAIRS, 
Rear beam.
36.Fill IRD to correct level with fluid.
 
 +  INTERMEDIATE REDUCTION 
DRIVE, ADJUSTMENTS, Intermediate 
reduction drive (IRD) lubrication system - 
drain & refill - NAS.
37.Fit exhaust front pipe.
 
 +   MANIFOLDS & EXHAUST SYSTEMS 
- K SERIES KV6, REPAIRS, Front pipe - NAS.
38.With assistant depressing the brake pedal, 
tighten front hub nuts to 400 Nm.
39.Stake nuts to drive shafts
40.Fit front road wheels, fit and tighten nuts to 115 
Nm.
41.Lower vehicle on lift.
42.Connect brake servo vacuum hose to inlet 
manifold chamber.
43.Connect coolant hose to underside of 
expansion tank and secure with clip.
44.Connect expansion tank hose to inlet manifold 
and secure clip.
45.Connect top hose to radiator and secure with 
clip. Position hose in bracket.
46.Connect heater feed and return hoses and 
secure with clips.
47.Connect throttle inner cable to throttle cam and 
secure outer cable in abutment bracket.
48.Connect hose to purge valve.
49.Fit purge hose into clip.
50.Connect fuel hose to fuel rail pipe, fit rubber 
sleeve over hose connector.
51.Connect gearbox harness multiplugs and 
secure multiplugs in mounting bracket clips.
52.Connect Lucar connector to starter solenoid.
53.Position earth lead to gearbox housing, fit and 
tighten bolt to 25 Nm.
54.Position engine harness to 'E' box mounting 
bracket and secure with clips.
55.Connect earth header multiplug.
56.Connect multiplug to under bonnet fuse box.
57.Position battery and starter motor lead to under 
bonnet fuse box, fit and tighten bolts to 8 Nm.
58.Fit under bonnet fuse box cover.
59.Position 'E' box, secure in retaining clip, fit and 
tighten nut to 9 Nm.
60.Fit carrier to 'E' box.
61.Fit air ducting to 'E' box.
62.Fit body harness to 'E' box, secure grommet 
and harness clip.
63.Connect 'E' box cooling fan multiplug.
64.Connect multiplug to 'E' box temperature 
sensor.
65.Connect multiplug to gearbox ECU.
66.Position engine harness to 'E' box and secure 
grommet.67.Fit engine harness clamp and secure with 
screws.
68.Connect engine harness multiplug to body 
harness multiplug and fit multiplug to 'E' box.
69.Fit heated front screen harness to battery 
positive cable and tighten bolt to 15 Nm (11 
lbf.ft).
70.Fit engine ECM.
 
 +  ENGINE MANAGEMENT SYSTEM - 
SIEMENS, REPAIRS, Engine control module 
(ECM) - fuel - NAS.
71.Fit battery carrier.
 
 +  CHARGING AND STARTING, 
REPAIRS, Carrier - battery.
72.Fill cooling system.
 
 +   COOLING SYSTEM - K SERIES KV6, 
ADJUSTMENTS, Coolant - drain and refill.
73.Connect the battery earth lead.
74.Fill gearbox with fluid.
 
 +  AUTOMATIC GEARBOX - JATCO, 
ADJUSTMENTS, Gearbox fluid - drain & 
refill.
75.Fit the engine acoustic cover.
 
 +   ENGINE - K SERIES KV6, REPAIRS, 
Cover - engine acoustic.
76.Untie and close bonnet. 

ENGINE - K SERIES KV6
REPAIRS 12-3-57
Oil cooler - engine
$% 12.60.68
Remove
1.Disconnect battery earth lead.
2.Drain cooling system.
 
 +   COOLING SYSTEM - K SERIES KV6, 
ADJUSTMENTS, Coolant - drain and refill.
3.Remove RH front road wheel.
4.Remove 3 bolts securing RH splash shield to 
body and remove shield.
5.Position container to collect spillage under oil 
filter.
6.Loosen and remove oil cooler pipe unions from 
oil filter housing, remove and discard 2 'O' 
rings.
CAUTION: Failure to retain bosses will 
result in damage to oil cooler. Always fit 
plugs to open connections to prevent 
contamination.
7.Position container to collect coolant spillage.8.Release clips and disconnect coolant hoses 
from engine oil cooler.
CAUTION: Always fit plugs to open 
connections to prevent contamination.
9.Remove 4 nuts securing engine oil cooler to 
mounting bracket and remove oil cooler.
10.Restrain oil cooler pipe bosses on oil cooler 
housing, loosen and remove oil cooler pipes 
from oil cooler; remove and discard 2 'O' rings.
CAUTION: Always fit plugs to open 
connections to prevent contamination.
Refit
1.Clean oil cooler pipe unions and mating faces.
2.Lubricate new 'O' rings with clean engine oil 
and fit to oil cooler pipes.
3.Fit pipes to engine oil cooler, restrain bosses on 
oil cooler body and tighten unions to 26 Nm (19 
lbf.ft). 
CAUTION: To prevent damage to 
components, use two spanners when 
loosening or tightening unions.
4.Position engine oil cooler to mounting bracket, 
fit and tighten nuts to 25 Nm (18 lbf.ft).
5.Position oil cooler pipes to oil filter housing and 
tighten unions to 26 Nm.
6.Connect coolant hoses to oil cooler and secure 
with clips.
7.Fit splash shield and secure with bolts.
8.Fit RH road wheel and tighten nuts to 115 Nm 
(85 lbf.ft).
9.Fill cooling system.
 
 +   COOLING SYSTEM - K SERIES KV6, 
ADJUSTMENTS, Coolant - drain and refill.
10.Connect battery earth lead.
11.Check engine oil level and top-up if necessary.
M12 6614
M12 7917 

ENGINE - K SERIES KV6
REPAIRS 12-3-63
38.Remove and discard 2 Patchlok bolts securing 
tensioner to cylinder block and remove 
tensioner.
CAUTION: Exercise great care when 
removing bolts, do not apply excessive 
torque. If bolts appear to be seized, apply 
suitable anti-seize lubricant prior to 
removing bolts. DO NOT loosen Allen screw 
securing tensioner pulley.
39.If camshaft timing belt is to be refitted, mark 
direction of rotation on timing belt before 
removal.
40.With care, ease camshaft timing belt from 
gears using fingers only and remove timing 
belt.
CAUTION: Do not rotate crankshaft or 
camshafts with timing belt removed and 
cylinder heads fitted.
CAUTION: Camshaft timing belt must be 
replaced if cylinder head is to be removed or 
new drive gears, tensioner or coolant pump 
are to be fitted.  Camshaft timing belts must 
be stored and handled with care. Always 
store a camshaft timing belt on its edge with 
a bend radius greater than 50 mm (2.0 in). 
Do not use a camshaft timing belt that has 
been twisted or bent double as this will 
damage the reinforcing fibres. Do not use a 
camshaft timing belt if debris other than belt 
dust is found in timing belt covers. Do not 
use a camshaft timing belt if partial engine 
seizure has occurred. Do not use a 
camshaft timing belt if mileage exceeds 
72,000 km (45,000 miles). Do not use an oil 
or coolant contaminated timing belt, cause 
of contamination must be rectified.41.Remove and discard LH and RH exhaust 
camshaft cap seals.
42.Position tools  LRT-12-196  to LH and RH front 
inlet camshaft gears and into the  end of each 
exhaust camshaft.
CAUTION: Special tools must be fitted when 
tightening or loosening gear retaining bolts, 
otherwise damage to camshafts may occur.
43.Remove and discard bolts retaining front inlet 
camshaft gears to camshafts.
44.Remove tools  LRT-12-196 from both inlet 
camshaft gears and exhaust camshafts.
45.Remove camshaft drive gears and hub 
assemblies. 

ENGINE - K SERIES KV6
12-3-70 REPAIRS
8.Remove and discard LH front exhaust 
camshaft cap seal from cylinder head.
9.Position LRT-12-175 to rear camshaft gears as 
illustrated, remove and discard bolts securing 
gears to camshafts.
10.Remove rear camshaft gears, timing belt and 
special tool as an assembly.
CAUTION: Do not turn the crankshaft or the 
camshafts while the timing belt is removed.
11.If camshaft timing belt is to be refitted, mark 
direction of rotation on timing belt.12.Remove LRT-12-175 from camshaft gears and 
remove timing belt from gears.
CAUTION: Do not rotate crankshaft or 
camshafts with timing belt removed and 
cylinder heads fitted.
CAUTION: Camshaft timing belts must be 
stored and handled with care. Always store 
a camshaft timing belt on its edge with a 
bend radius greater than 50 mm (2.0 in). Do 
not use a camshaft timing belt that has been 
twisted or bent double as this will damage 
the reinforcing fibres. Do not use a 
camshaft timing belt if debris other than belt 
dust is found in timing belt covers. Do not 
use a camshaft timing belt if partial engine 
seizure has occurred. Do not use a 
camshaft timing belt if mileage exceeds 
72,000 km (45,000 miles). Do not use an oil 
or coolant contaminated timing belt, cause 
of contamination must be rectified. 

ENGINE - K SERIES KV6
12-3-74 REPAIRS
8.Remove and discard RH front exhaust 
camshaft cap seal from cylinder head.
9.Position LRT-12-175 to rear camshaft gears as 
illustrated, remove and discard bolts securing 
gears to camshafts.
10.Remove rear camshaft gears, timing belt and 
special tool as an assembly.
CAUTION: Do not turn the crankshaft or the 
camshafts while the timing belt is removed.
11.If camshaft timing belt is to be refitted, mark 
direction of rotation on timing belt.12.Remove LRT-12-175 from camshaft gears and 
remove timing belt from gears.
CAUTION: Camshaft timing belts must be 
stored and handled with care. Always store 
a camshaft timing belt on its edge with a 
bend radius greater than 50 mm (2.0 in). Do 
not use a camshaft timing belt that has been 
twisted or bent double as this will damage 
the reinforcing fibres. Do not use a 
camshaft timing belt if debris other than belt 
dust is found in timing belt covers. Do not 
use a camshaft timing belt if partial engine 
seizure has occurred. Do not use a 
camshaft timing belt if mileage exceeds 
72,000 km (45,000 miles). Do not use an oil 
or coolant contaminated timing belt, cause 
of contamination must be rectified. 

ENGINE - K SERIES KV6
OVERHAUL 12-3-85
9. Big-end bearings selection: Select the 
required bearing shells from general data. 
 
 +  GENERAL DATA, Engine - KV6 
Petrol.
10.Ensure all bolt holes are clean and dry. 
Remove all traces of thread locking material 
from oil pick-up strainer bolt hole and threads of 
retaining bolt.
CAUTION: Do not use a tap.
11.Ensure bearing ladder locating dowels are 
fitted and dowel holes in bearing ladder are 
clean and dry.
12.Check coolant stub pipe in cylinder block for 
signs of leakage and corrosion, replace as 
necessary. Apply sealant, Part No. STC 50554 
to seal replacement pipe to cylinder block.
13.Clean main bearing shell recesses in cylinder 
block.
14.Clean crankshaft main bearing and big end 
bearing journals. Clean bearing shell locations 
in connecting rods and caps.
15.Fit selected main bearing shells, grooved into 
cylinder block and plain into bearing ladder.
16.Fit new thrust washers to cylinder block.
17.Position DTI gauge stylus on end of crankshaft 
as illustrated, push crankshaft away from DTI, 
zero DTI gauge, push crankshaft in the 
opposite direction and note reading on gauge. 
 
 +  GENERAL DATA, Engine - KV6 
Petrol.
CAUTION: If end-float exceeds limits given, 
crankshaft must be replaced.Reassembly
1.Fit selected big-end bearing shells to 
connecting rods and caps.
2.Lubricate crankshaft journals with clean engine 
oil. Hold crankshaft with big end journals 
horizontal, lower crankshaft into main bearings.
3.Carefully pull connecting rods into place, fit 
connecting rod caps noting that featherways 
are on opposite sides; fit and lightly tighten 
dowel bolts. 
4.Tighten dowel bolts to: 
lStage 1 - 20 Nm (15 lbf.ft) 
lStage 2 - Further 45°
5.Using a lint free cloth and a suitable cleaning 
solvent, clean bearing ladder and mating face 
on cylinder block. 
6.Apply clean engine oil to crankshaft thrust 
washers and fit to bearing ladder with oil 
grooves facing outwards.
7.Fit bearing ladder and ensure that all bearing 
shells are seated correctly.
8.Noting that longest bolts must be fitted in inner 
holes in bearing ladder, fit new bolts and tighten 
to:
lStage 1 - 20 Nm (15 lbf.ft)
lStage 2 - Further 90°
9.Using a lint free cloth and a suitable cleaning 
solvent, clean mating surfaces on cylinder 
block and lower crankcase. 

ENGINE - K SERIES KV6
12-3-88 OVERHAUL
7.Release clip and disconnect coolant bleed 
hose from LH inlet manifold, position hose 
aside.
8.Depress locking collar and release breather 
hose from LH inlet manifold.
9.Release clips securing RH injector harness to 
injector protection cover - if fitted, or from 
bosses on fuel rail.10.Remove 2 bolts securing protection cover - if 
fitted and RH fuel rail to RH inlet manifold, 
remove cover.
11.Remove 2 bolts securing fuel rail to LH inlet 
manifold.
12.Release injectors from manifolds and carefully 
lay fuel rail and injectors aside.
CAUTION: Always fit plugs to open 
connections to prevent contamination. 

ENGINE - K SERIES KV6
12-3-90 OVERHAUL
10.Tighten cylinder head bolts progressively in the 
sequence shown to:
lStage 1 - 25 Nm (18 lbf.ft)
lStage 2 - 25 Nm (18 lbf.ft)
lStage 3 - 25 Nm (18 lbf.ft)
lStage 4 - Using an angle torque gauge, 
tighten a bolts in same sequence a further 
180°
11.Fit LH camshaft cover gasket.
 
 +   ENGINE - K SERIES KV6, REPAIRS, 
Camshaft cover gasket - LH - Up to 03MY.
12.Remove and discard 'O' rings from injectors.
13.Clean injectors and injector locations in fuel rail.
14.Lubricate new 'O' rings with castor oil and fit to 
injectors.
15.Position fuel rail assembly and secure injectors 
to inlet manifolds.
16.Position injector protection cover - if fitted to RH 
fuel rail and secure injector harness to 
protection cover or fuel rail with clips.
17.Fit bolts securing fuel rail to inlet manifolds and 
tighten to 9 Nm (7 lbf.ft).
18.Connect coolant bleed hose to inlet manifold 
and secure with clip.
19.Connect breather hose to LH inlet manifold.
20.Position ignition coils to LH inlet manifold.
21.Position earth lead, fit nuts and bolts securing 
ignition coils to LH inlet manifold and tighten to 
9 Nm (7 lbf.ft).
22.Clean camshaft drive belt cover backplate bolts 
and apply sealant, Part No. STC 50552 to first 
3 threads.
23.Position backplate, fit and tighten bolts to 9 Nm 
(7 lbf.ft).
24.Clean exhaust manifold and cylinder head 
mating face.25.Fit new exhaust manifold gasket. Position 
exhaust manifold, fit nuts and using sequence 
shown, tighten to 45 Nm (33 lbf.ft).
26.Secure HO2S lead in clip on cylinder block.
27.Connect HO2S multiplug and secure to support 
bracket.
28.Fit new camshaft timing belt.
 
 +  ENGINE - K SERIES KV6, 
OVERHAUL, Camshaft timing belt.