11A-128
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
D7F – D4F, and 772
11A
aTighten to torque and in order the cylinder head
bolts (initial torque) (20 N.m).
aCheck that all the cylinder head bolts are pretight-
ened to 20 Nm.
aAngle tighten in order the cylinder head bolts (230˚
±± ± ±
6).
III - FINAL OPERATION
aRefit the exhaust bracket bolts.
aTighten the exhaust bracket bolts.
aConnect the water chamber hoses.
aFit the water chamber hose clips using the tool (Mot.
1448) or (Mot. 1202-01) or (Mot. 1202-02).
aConnect the coolant temperature sensor connector.
aRefit:
-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) ,
-the ignition coil.
aRefit:
-the inlet manifold (see 12A, Fuel mixture, Inlet
distributor: Removal - Refitting, page 12A-29) ,-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) .
aRefit:
-the air filter unit,
-the air filter box retaining belts,
-the intake distributor (see 12A, Fuel mixture, Inlet
distributor: Removal - Refitting, page 12A-29) .
aRefit:
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) .
aRefit:
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (56A, Exterior equipment),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment).
aRefit:
-a new oil filter (see 10A, Engine and cylinder
block assembly, Oil filter: Removal - Refitting,
page 10A-29) ,
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres).
aPerform the following operations:
-top up the engine oil (see 10A, Engine and cylin-
der block assembly, Engine oil: Draining - Re-
filling, page 10A-22) ,
18641
D4F
D7F
D4F
11A-130
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
D4F, and 780 or 782
11A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aDisconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
aRemove:
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection).
aDrain the cooling system (see 19A, Cooling, Cool-
ing system: Draining - Refilling, page 19A-9) .
aRemove:
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the upstream oxygen sensor (see 17B, Petrol in-
jection, Oxygen sensors: Removal - Refitting,
page 17B-13) ,
-the ignition coil (see 17A, Ignition, Coils: Remov-
al - Refitting, page 17A-1) ,-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) ,
-the catalytic converter (see 19B, Exhaust, Cata-
lytic converter: Removal - Refitting, page 19B-
12) ,
-the turbocharger oil pipes (see 12B, Turbocharg-
ing, Turbocharger oil pipe: Removal - Refitting,
page 12B-12) .
aUnclip the wiring from the turbocharger coolant rigid
pipe bracket.
aSeparate the clips (1) on the turbocharger cooling
hoses using the tool (Mot. 1448).
aDisconnect the turbocharger cooling hoses.
aRemove:
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) . Special tooling required
Mot. 1448Remote operation pliers for
hose clips .
Tightening torquesm
cylinder head bolts (ini-
tial torque)20 N.m
cylinder head bolts230˚ ±± ± ±
6˚
IMPORTANT
Wear goggles with side protectors for this opera-
tion.
IMPORTANT
Wear leaktight gloves (Nitrile type) for this opera-
tion.
121773
11A-134
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
D4F, and 780 or 782
11A
-the turbocharging solenoid valve connector to the
turbocharger.
aTighten the compressor discharge valve air pipe
clip.
aPosition the intercooler outlet air pipe on the throttle
valve.
aRefit:
-the intercooler air outlet pipe bolts,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) .
aConnect the turbocharger cooling hoses.
aFit the turbocharger cooling hose clips using the tool
(Mot. 1448).
aClip the wiring onto the turbocharger coolant rigid
pipe bracket.
aRefit:
-the turbocharger oil pipes (see 12B, Turbocharg-
ing, Turbocharger oil pipe: Removal - Refitting,
page 12B-12) ,
-the catalytic converter (see 19B, Exhaust, Cata-
lytic converter: Removal - Refitting, page 19B-
12) ,
-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) ,
-the ignition coil (see 17A, Ignition, Coils: Remov-
al - Refitting, page 17A-1) ,
-the upstream oxygen sensor (see 17B, Petrol in-
jection, Oxygen sensors: Removal - Refitting,
page 17B-13) ,
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) .
aFill and bleed the cooling system (see 19A, Cool-
ing, Cooling system: Draining - Refilling, page
19A-9) .
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery).aRefit:
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres).
11A-135
TOP AND FRONT OF ENGINE
Camshaft dephaser: Removal - Refitting
K4M
11A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aDisconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
aRemove:
-the engine undertray,
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the headlights (see Halogen headlight: Removal
- Refitting) (80B, Headlights),
-the bonnet catch (see Bonnet lock: Removal -
Refitting) (52A, Non-side opening element mecha-
nisms),
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (42A, Upper
front structure),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the throttle valve (see 12A, Fuel mixture, Throttle
valve: Removal - Refitting, page 12A-20) ,
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) (85A, Wiping -
Washing),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (56A, Exterior equipment),-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) .
II - REMOVAL OPERATION
aPosition the (Mot. 1490-01) (1) .
aRemove the camshaft dephaser pulley blanking cov-
er (2) . Special tooling required
Mot. 1490-01For locking and adjusting the
camshaft pulle ys.
103265
11A-138
TOP AND FRONT OF ENGINE
Camshaft seal, timing end: Removal - Refitting
K9K
11A
PARTS AND CONSUMABLES FOR THE
REPAIR WORK
aParts always to be replaced:
-the timing end camshaft seal,
-the timing end camshaft stud,
aConsumables (see Vehicle: Parts and consuma-
bles for the repair) (MR 411, 04B, Consumables -
Products):
-SURFACE CLEANER.
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (see MR 411, 02A, Lifting
equipment).
aDisconnect the battery (see Battery: Removal - Re-
fitting) (see MR 411, 80A, Battery).
aRemove:
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) (MR 411, 85A, Wip-
ers - Washers),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (MR 412, 56A, Exterior
equipment),-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (MR 412, 56A, Exterior equipment),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the halogen headlights (see Halogen headlight:
Removal - Refitting) (MR 411, 80B, Halogen
headlights),
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (MR 412,
42A, Upper front structure),
-the lower engine tie-bar (see 19D, Engine mount-
ing, Lower engine tie-bar: Removal - Refitting,
page 19D-18) ,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the camshaft position sensor (see 13B, Diesel in-
jection, Camshaft position sensor: Removal -
Refitting, page 13B-14) ,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) . Special tooling required
Mot. 1606High pressure pump pulley
support tool.
Mot. 1632Tool for fitting camshaft PTFE
seal
Mot. 799-01Timing gear wheel immobil-
iser.
Equipment required
roller-type stud removal tool
cylinder head bolt tightening gauge (angular mea-
suring type)
Tightening torquesm
camshaft hub nut30 Nm + 86˚ ±± ± ±
6˚
11A-140
TOP AND FRONT OF ENGINE
Camshaft seal, timing end: Removal - Refitting
K9K
11A
III - FINAL OPERATION.
aRefit:
-the camshaft pulley hub,
-the camshaft pulley hub nut, locking it using the
(Mot. 799-01).
aTorque and angle tighten using a cylinder head
bolt tightening gauge (angular measuring type)
the camshaft hub nut ( 30 Nm + 86˚ ±± ± ±
6˚).
aRefit the camshaft pulley wheel.
aFit the camshaft pulley wheel bolts, without tighten-
ing them.
aRefit:
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) ,
-the camshaft position sensor (see 13B, Diesel in-
jection, Camshaft position sensor: Removal -
Refitting, page 13B-14) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the lower engine tie-bar (see 19D, Engine mount-
ing, Lower engine tie-bar: Removal - Refitting,
page 19D-18) ,
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (MR 412,
42A, Upper front structure),
-the halogen headlights (see Halogen headlight:
Removal - Refitting) (MR 411, 80B, Halogen
headlights),
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (MR 412, 56A, Exterior equipment),-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (MR 412, 56A, Exterior
equipment),
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) (MR 411, 85A, Wip-
ers - Washers).
aConnect the battery (see Battery: Removal - Refit-
ting) (see MR 411, 80A, Battery).
11A-141
TOP AND FRONT OF ENGINE
Camshaft seal, timing end: Removal - Refitting
K4M
11A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aDisconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
aRemove:
-the engine undertray,
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the headlights (see Halogen headlight: Removal
- Refitting) (80B, Headlights),
-the bonnet catch (see Bonnet lock: Removal -
Refitting) (52A, Non-side opening element mecha-
nisms),
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (42A, Upper
front structure),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the throttle valve (see 12A, Fuel mixture, Throttle
valve: Removal - Refitting, page 12A-20) ,
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) (85A, Wiping -
Washing),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (56A, Exterior equipment),-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) ,
-the camshaft dephaser (see 11A, Top and front of
engine, Camshaft dephaser: Removal - Refit-
ting, page 11A-135) .
II - REMOVAL OPERATION
a
aCompletely unscrew the nut (1) and the bolt (Mot.
1577) of the (2) . Special tooling required
Mot. 1577Lip seal e xtractor (shaft diam-
eter 28 mm to 42 mm).
Mot. 1632Tool for fitting camshaft PTFE
seal
105257
Note:
The camshaft seal is removed using the (Mot.
1577).
13B-16
DIESEL INJECTION
High pressure pump: Removal - Refitting
K9K
13B
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove the front engine cover.
aDisconnect the battery (see ) (80A, Battery).
aRemove:
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) (85A, Wiping -
Washing),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment),-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (56A, Exterior equipment).
aRemove:
-the dipstick,
-the oil level dipstick nut (1) ,
-the oil level dipstick guide.
aPlug the oil level dipstick guide inlet opening on the
cylinder block.
aDisconnect the following connectors :
-the heater plugs,
-of the injectors,
-the flow actuator,
-the diesel temperature sensor.
aProtect the alternator from fuel outflow. Special tooling required
Mot. 1672Low er engine support.
Mot. 1430Set of 5 crankshaft and cam-
shaft pulley timing pins.
Mot. 1606High pressure pump pulley
support tool.
Mot. 1525Gear extractor for tapered
hub injection pump.
Mot. 1525-02Adapter claws for Mot. 1525.
Equipment required
Diagnostic tool
Tightening torquesm
high pressure pump
bolts on the cylinder
head23 N.m
high pressure pump pul-
ley nut70 N.m
cylinder head sus-
pended mounting bolts25 N.m
IMPORTANT
Consult the safety and cleanliness advice and oper-
ation recommendations before carrying out any
repair (see 13B, Diesel injection, Diesel injec-
tion: Precautions for the repair, page 13B-1) .
114527