Page 300 of 1007
EMISSION CONTROL
REPAIRS 17-1-9
Thermal valve - exhaust gas
recirculation (EGR) - Td4 Automatic
transmission (hot climates) - from 03 MY
$% 17.45.07
Remove
1.Disconnect the battery earth lead.
2.Release thermal valve coolant hose from clips.
3.Position container to collect coolant.
4.Release 3 clips securing coolant hoses to the
EGR thermal valve.
5.Disconnect coolant hoses from the EGR
thermal valve and remove the thermal valve.
Refit
1.Position the EGR thermal valve and connect
coolant hoses.
2.Secure hoses with clips.
3.Fit thermal valve coolant hose into clips.
4.Connect the battery earth lead.
5.Refill the cooling system.
+ COOLING SYSTEM - Td4,
ADJUSTMENTS, Coolant - drain and refill.
Cooler - EGR - Td4
$% 17.45.40
Remove
1.Disconnect battery earth lead.
2.Remove camshaft cover.
+ ENGINE - Td4, REPAIRS, Gasket -
camshaft cover.
3.Mark EGR pipe and cooler to aid refit.
4.Loosen clamps EGR pipes to cooler and move
clamps aside.
5.Remove pipe, EGR cooler to EGR valve.
6.Remove bolt securing fuel rails to support
bracket.
7.Remove bolt securing turbocharger outlet pipe
to support bracket.
8.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
M170364
M17 0283
Page 301 of 1007
EMISSION CONTROL
17-1-10 REPAIRS
9.Remove bolt securing turbo outlet pipe to upper
coolant rail.
10.Remove 2 bolts securing pipe support bracket
to engine lifting bracket, remove support
bracket.
11.Release clip and remove vacuum hose.
12.Remove 3 bolts securing EGR cooler to
cylinder head and lifting bracket.13.Lift EGR cooler from mounting and position a
container beneath coolant hoses.
14.Release clips and remove hoses from EGR
cooler allow coolant to drain.
15.Remove EGR cooler.
Refit
1.Position EGR cooler, connect coolant hoses
and fit clips.
2.Position EGR cooler to mounting, fit bolts and
tighten to 25 Nm (18 lbf.ft).
3.Position pipe support bracket to engine lifting
bracket, fit and tighten bolts to 25 Nm (18 lbf.ft).
4.Fit vacuum hose and tighten clip.
5.Fit bolt securing turbocharger pipe to coolant
rail and tighten to 25 Nm (18 lbf.ft).
6.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
7.Fit bolt securing turbocharger outlet pipe to
support bracket and tighten to 10 Nm (7.5
lbf.ft).
8.Fit bolt securing fuel rails to support bracket
and tighten to 10 Nm (7.5 lbf.ft).
9.Align EGR pipe to cooler fit clamp, but do not
fully tighten until camshaft cover is refitted.
10.Fit EGR pipe clamp and tighten screw.
11.Fit camshaft cover.
+ ENGINE - Td4, REPAIRS, Gasket -
camshaft cover.
12.Connect battery earth lead.
13.Top up cooling system.
+ MAINTENANCE, MAINTENANCE,
Cooling System and Intercooler.
Page 306 of 1007
ENGINE MANAGEMENT SYSTEM - SIEMENS
REPAIRS 18-3-1
ENGIN E MANAGEMENT SY STEM - SIEMENS REPAIRS
Spark plugs - up to 03MY
$% 18.20.02
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3. RH bank only: Release locking clips and
disconnect multiplugs from plug top coils.
4. RH bank only: Remove 6 bolts securing plug
top coils to RH camshaft cover and remove
coils.
5. LH bank only: Noting their fitted positions,
disconnect ht leads.
6.Using a 16 mm plug socket, remove spark
plugs from both cylinder heads.Refit
1.Set gap of each new spark plug to 1.00 mm.
2.Fit spark plugs and tighten to 25 Nm (18 lbf.ft).
3. LH bank only: Connect ht leads.
4. RH bank only: Fit plug top coils to spark plugs.
5. RH bank only: Fit bolts securing plug top coils
to RH camshaft cover and tighten to 9 Nm (6.5
lbf.ft).
6. RH bank only: Connect multiplugs to plug top
coils and secure with locking clips.
7.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
8.Connect battery earth lead.
Page 308 of 1007
ENGINE MANAGEMENT SYSTEM - SIEMENS
REPAIRS 18-3-3
Coil - each - LH bank - up to 03MY
$% 18.20.46
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Release ht lead from plug top coil.
4.Release locking clip and disconnect multiplug
from plug top coil.
5.Remove nut, release earth lead, remove bolt
securing plug top coil to LH inlet manifold and
remove coil.
Refit
1.Fit plug top coil to LH inlet manifold, position
earth lead, fit and tighten nut and bolt to 9 Nm
(6.5 lbf.ft).
2.Connect multiplug to plug top coil and secure
with locking clip.
3.Connect ht lead to plug top coil.
4.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
5.Connect battery earth lead.
Coil - each - LH bank - from 03MY
$% 18.20.46
Remove
1.Disconnect battery earth lead.
2.Remove the engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Withdraw multiplug lock, release and
disconnect plug top coil multiplug.
4.Remove bolt securing plug top coil to camshaft
rocker cover.
5.Remove plug top coil from camshaft rocker
cover.
Refit
1.Apply a rubber lubricant to plug top coil, lower
seal.
2.Fit plug top coil to camshaft rocker cover, fit bolt
and tighten to 5 Nm (3.7 lbf.ft).
3.Fit and secure plug top coil multiplug.
4.Fit the engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
5.Connect the battery earth lead.
Page 309 of 1007
ENGINE MANAGEMENT SYSTEM - SIEMENS
18-3-4 REPAIRS
Coil - each - RH bank - up to 03MY
$% 18.20.47
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Release locking clip and disconnect multiplug
from plug top coil.
4.Remove 2 bolts securing plug top coil to RH
camshaft cover.
5.Release and remove plug top coil from spark
plug.
Refit
1.Position and fit plug top coil to spark plug.
2.Fit bolts securing plug top coil to RH camshaft
cover and tighten to 9 Nm (6.5 lbf.ft).
3.Connect multiplug to plug top coil and secure
with locking clip.
4.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
5.Connect battery earth lead.
Coil - each - RH bank - from 03MY
$% 18.20.47
Remove
1.Disconnect battery earth lead.
2.Remove the engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Withdraw multiplug lock, release and
disconnect plug top coil multiplug.
4.Remove bolt securing plug top coil to camshaft
rocker cover.
5.Remove plug top coil from camshaft rocker
cover.
Refit
1.Apply a rubber lubricant to plug top coil, lower
seal.
2.Fit plug top coil to camshaft rocker cover, fit bolt
and tighten to 5 Nm (3.7 lbf.ft).
3.Fit and secure plug top coil multiplug.
4.Fit the engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
5.Connect the battery earth lead.
Page 317 of 1007
ENGINE MANAGEMENT SYSTEM - SIEMENS
18-3-12 REPAIRS
Sensor - camshaft position (CMP)
$% 18.30.24
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Release CMP multiplug from bracket and
disconnect multiplug.
4.Remove bolt securing CMP sensor multiplug
bracket and release CMP sensor lead from
behind bracket.
5.Remove bolt securing CMP sensor to camshaft
cover.
6.Remove CMP sensor and discard seal.Refit
1.Clean CMP sensor and mating face.
2.Lubricate new seal with clean engine oil and fit
to CMP sensor.
3.Position CMP sensor, fit and tighten bolt to 8
Nm (6 lbf.ft).
4.Feed CMP sensor lead behind multiplug
bracket, align bracket, fit bolt and tighten to 8
Nm (6 lbf.ft).
5.Connect CMP sensor multiplug and secure to
bracket.
6.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
7.Connect battery earth lead.
Page 372 of 1007
COOLING SYSTEM - K SERIES KV6
REPAIRS 26-3-7
Coolant pump
$% 26.50.01
Remove
1.Disconnect battery earth lead.
2.Drain cooling system.
+ COOLING SYSTEM - K SERIES KV6,
ADJUSTMENTS, Coolant - drain and refill.
3.Remove camshaft timing belt.
+ ENGINE - K SERIES KV6, REPAIRS,
Camshaft timing belt.
4.Remove and discard 7 bolts securing coolant
pump to cylinder block.
5.Release coolant pump from cylinder block and
remove.
6.Remove and discard 'O' ring from coolant
pump.Refit
1.Clean coolant pump and mating face of cylinder
block.
2.Lubricate new 'O' ring with rubber grease and fit
to coolant pump.
3.Fit coolant pump to cylinder block. Fit new bolts
and tighten progressively in the sequence
illustrated to 9 Nm (7 lbf.ft).
4.Fit camshaft timing belt.
+ ENGINE - K SERIES KV6, REPAIRS,
Camshaft timing belt.
5.Fill cooling system.
+ COOLING SYSTEM - K SERIES KV6,
ADJUSTMENTS, Coolant - drain and refill.
6.Connect battery earth lead.
Page 384 of 1007
MANIFOLDS & EXHAUST SYSTEMS - K SERIES KV6
REPAIRS 30-3-11
Gasket - exhaust manifold - LH - Non
NAS
$% 30.15.17
Remove
1.Disconnect battery earth lead.
2.Remove engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
3.Release HO2S multiplug from support bracket
on LH camshaft cover, disconnect multiplug.
4.Raise vehicle on ramp.
5.Remove underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
6.Remove 2 nuts securing front exhaust pipe to
manifold flange.
7.Lower vehicle on ramp.8.Release HO2S lead from clip on cylinder block.
Remove 4 nuts securing exhaust manifold to
cylinder head, remove manifold and discard
gasket.
Refit
1.Clean exhaust manifold and mating face on
cylinder head.
2.Fit new exhaust manifold gasket to cylinder
head.
3.Position exhaust manifold to cylinder head, fit
and tighten nuts to 45 Nm (33 lbf.ft).
4.Raise vehicle on ramp.
5.Position LH exhaust manifold flange to front
pipe, fit and tighten nuts to 50 Nm (37 lbf.ft).
6.Secure HO2S lead in clip on cylinder block.
7.Fit underbelly panel.
+ EXTERIOR FITTINGS, REPAIRS,
Panel - underbelly.
8.Lower vehicle on ramp.
9.Connect HO2S multiplug and secure to support
bracket.
10.Fit engine acoustic cover.
+ ENGINE - K SERIES KV6, REPAIRS,
Cover - engine acoustic.
11.Connect battery earth lead.
