Page 26 of 652
10A-20
ENGINE AND CYLINDER BLOCK ASSEMBLY
Lower cover: Removal - Refitting
K4M
10A
aUse SILICONE ADHESIVE SEALANT (see Vehi-
cle: Parts and consumables for the repair) (04B,
Consumables - Products) to apply:
-a bead at (4) ,
-a drop at (5) at the joint between the cylinder block
and crankshaft closure panel.II - REFITTING OPERATION
aRefit:
-a new sump seal,
-the sump in the direction of the arrows.
aFinger tighten the sump bolts on the cylinder block.
aFinger tighten the 4 sump bolts on the gearbox
housing.
20167
20166
WARNING
Applying excess sealant could cause it to be
squeezed out when parts are tightened. A mix-
ture of sealant and fluid could damage certain
components (engine, radiator, etc.).
145657
Page 27 of 652

10A-21
ENGINE AND CYLINDER BLOCK ASSEMBLY
Lower cover: Removal - Refitting
K4M
10A
aPretighten in order (1) , (2) , (19) , (20) , (17) , (18)
the sump bolts (initial torque) (14 N.m).
aTighten to torque and in order the sump bolts (14
N.m).
aTorque tighten:
-the sump bolts on the gearbox (44 N.m),
-the bolt mounting the multifunction support on
the sump (25 N.m).
III - FINAL OPERATION
aTorque tighten the catalytic pre-converter up-
stream bracket bolt (44 N.m).
aRefit the driveshaft relay bearing.
aTorque tighten:
-the driveshaft relay bearing bolts (44 N.m.),
-the right-hand driveshaft bracket bolt on the re-
lay bearing (21 N.m).
aRefit:
-the front axle subframe (see Front axle subframe:
Removal - Refitting) (31A, Front axle compo-
nents),
-the rear engine tie-bar (see 19D, Engine mount-
ing, Lower engine tie-bar: Removal - Refitting,
page 19D-18) ,
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion),
-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the dipstick,
-the engine undertray.
aTop up the engine oil (see 10A, Engine and cylin-
der block assembly, Engine oil: Draining - Refill-
ing, page 10A-22) .
20171
Page 80 of 652

10A-74
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove:
-the battery (see ) (80A, Battery),
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the injection computer (see 17B, Petrol injection,
Petrol injection computer: Removal - Refitting,
page 17B-20) ,
-the computer mounting bolts,
-the computer mounting nuts,
-the computer mounting,
-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion).
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the engine compartment connection unit cover
bolts,
-the cover of the engine compartment connection
unit. Special tooling required
Tav. 476Ball joint extractor.
Ms. 583Pipe clamps .
Mot. 1379Engine suppor t tool for cylin-
der head oper ations.
Mot. 1390Suppor t for removal - refitting
of engine - gearbox assembly
Tav. 1233-01Tooling for carrying out opera-
tions on the axle subframe.
Equipment required
flywheel immobiliser
Tightening torquesm
front subframe bolts62 N.m
rear subframe bolts105 N.m
subframe rear tie rod
inner bolts21 N.m
subframe rear tie rod
outer bolts90 N.m
engine tie-bar bolts on
the gearbox105 N.m
engine tie-bar bolt on
the subframe105 N.m
exhaust downpipe bolts9 N.m
shock absorber base
lower bolts105 N.m
calliper mounting bolts105 N.m
lower guide pin bolts34 N.m
track rod end nuts37 N.m
tie rod upper bolts21 N.m
tie rod lower bolts62 N.m
universal joint24 N.m
IMPORTANT
To prevent the vehicle from falling, lash it to the
vehicle lift using a strap.
Page 81 of 652
10A-75
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
aDisconnect:
-the connector (1) ,
-the fuses (2) ,
-the fuse holder.
aRemove the engine compartment connection unit
supply nut (3) .aUnclip the fuse holder on the engine compartment
connection unit.
aRemove:
-the bolts from the engine compartment connection
unit on the body,
-the earth strap nuts on the front right-hand side
member.
aMove aside the earth straps.
aUnclip the bonnet opening release cable on the cool-
ing fan assembly.
121213121215
Page 82 of 652
10A-76
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
aRemove the bolt (4) from the expansion bottle.
aMove the expansion bottle aside following the ar-
rows (5) and (6) .
aRemove:
-the air filter box air inlet pipe from the cross mem-
ber,
-the air filter unit air inlet pipe,
-the cooling radiator upper bolts. JH3
120514
D4F or D7F, and 772
Page 83 of 652

10A-77
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
a
aUndo the clip from the intercooler outlet pipe.
aDisconnect the intercooler outlet air pipe.
aRemove the turbocharger air outlet rigid pipe bolt (9)from the throttle valve.
aDetach the turbocharger air outlet pipe from the tur-
bocharger in the direction of the arrow (10) .
aDisconnect the turbocharger air outlet pipe from the
turbocharger.
aUnclip the intercooler air inlet pipe.
aDisconnect the intercooler air inlet pipe from the in-
tercooler.
aRemove the turbocharger air outlet pipe.
aDisconnect the air filter box air inlet pipe from the air
filter box cover (12) .
aRemove:
-the air filter unit air inlet pipe bolt from the cross
member (13) ,
-the air filter unit air inlet pipe.
aDrain:
-the cooling system (see 19A, Cooling, Cooling
system: Draining - Refilling, page 19A-9) ,
-the gearbox (see Manual gearbox oils: Draining -
Filling) (21A, Manual gearbox),
-the engine if necessary (see 10A, Engine and cyl-
inder block assembly, Engine oil: Draining - Re-
filling, page 10A-22) .
aAttach the cooling unit to the engine.
aDisconnect:
-the heater matrix hoses,
-the brake servo pipe on the brake servo,
-the petrol vapour rebreathing solenoid valve con-
nector,
-the petrol vapour rebreather pipe. D4F, and 780 or 782
122833
122673
Note:
If the turbocharger outlet air pipe tightening clip
(7) is removed, the rubber flexible pipe (8) and
the tightening clip (7) must be replaced.
Note:
If the clip (11) is removed from the heat resistant
protector, the latter must be replaced.
Page 84 of 652

10A-78
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
aDrain the coolant circuit (see Refrigerant circuit:
Draining - Filling) .
aRemove:
-the air conditioning pipe bolts on the compressor,
-the air conditioning pipe bolt on the dehydrator res-
ervoir.
aDisconnect the air conditioning pressostat connec-
tor.
a
aDisconnect the fuel supply pipe union.
aInsert the blanking plugs.
aUnclip the fuel pipe on the upper timing cover.aSet the wheels straight ahead.
aPosition the flywheel immobiliser.
aRemove the cover from the universal joint (do not
keep).
aRemove the universal joint bolt (do not keep).
aRemove the universal joint from the steering box.
aDetach the electrical wiring on the cross member.
aLoosen the tie rod lower bolts.
aRemove:
-the tie rod upper bolts.
-the track rod end nuts,
-the track rod ends using the (Tav. 476),
-the lower guide pin bolts,
-the brake pads,
-the calliper mounting bolts,
-the brake callipers, and attach them to the suspen-
sion springs,
-the ABS sensor bolts (if fitted to the vehicle),
-the ABS sensors,
-the shock absorber base lower bolts, AIR CONDITIONING
WARNING
To prevent moisture from entering the system,
place plugs on the cold loop components which
are open to the air.
IMPORTANT
During this operation, be sure to:
-refrain from smoking or bringing red hot objects
close to the working area,
-be careful of fuel splashes when disconnecting
the union.
IMPORTANT
Wear leaktight gloves (Nitrile type) for this opera-
tion.
WARNING
To avoid any corrosion or damage, protect the
areas on which fuel is likely to run.
119544
Page 85 of 652
10A-79
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
aRemove the bolts (14) from the exhaust downpipe.
aUndo the intermediate pipe clip.
aMove the clip to one side.
aRemove the exhaust downpipe.
aRemove the catalytic converter (see 19B, Exhaust,
Catalytic converter: Removal - Refitting, page
19B-12) .aRemove the clutch control cable on the manual
gearbox.
aRemove:
-the bolts (15) from the heat shield,
-the heat shield.
aDetach the gear control linkage from:
-the control lever on the gearbox,
-the gear lever.
aRemove the gear control linkage. D4F, and 780 or 782
108817
D4F, and 772 – D7F
JB1 or JH1
120774