1995 RENAULT MEGANE SCENIC timing belt

TOP AND FRONT OF ENGINE
Cylinder head gasket
11 E7J - K7M ENGINE
SPECIAL TOOLING REQUIRED
REMOVAL
Put the vehicle on a 2 post lift.
Disconnect the battery.
Remove:
- the timing belt (see section 11, timing belt),
- the air filter,
- the rocker box cover,
- the earth strap,
- the fuel pipes,
- the canister solenoid valve pipe.
Disconnect the throttle body connections.(in daN.m)
TIGHTENING TORQUESor
(in degrees)
Wheel bolt 9
Crankshaft pulley 2 daN.m + 68° ± 6°
Timing tensioner nut 5
98714R3
Release the wiring from the cylinder head.
Remove the upper mounting bolt for the dipstick ,
the brake servo pipes and the absolute pressure
sensor, together with the accelerator cable. Mot. 588 Retaining flange
Mot. 591-02 Index
Mot. 591-04 Angular wrench for angular tightening
Mot. 1273 Tool for checking belt tension
EQUIPMENT REQUIRED
Star socket ST X 12 FACOM for example
11-12

TOP AND FRONT OF ENGINE
Cylinder head gasket
11
CHECKING THE GASKET FACE
Use a straight edge and a set of shims to check for
gasket face deformation.
Maximum bow 0.05 mm.
The cylinder head may not be re-ground.
REFITTING (Special notes)
Remove the liner retaining flanges Mot. 588
(except K7M).
Wipe the gasket faces of the cylinder block and
the cylinder head.
Check the centring dowel is present (G).
87474S
Position the cylinder head gasket.
Refit the cylinder head, lubricate the threads and
the bearing faces under the heads of the bolts
with engine oil.
Note : check the length of the bolts for the
cylinder head, the shorter ones are used on the
inlet side.
Cylinder head tightening (see section 07, cylinder
head tightening).
Refitting is the reverse of removal.
For refitting the timing belt, (see section 11-
Timing belt).
Fill and bleed the cooling circuit, (see section 19).
98713R
E7J - K7M ENGINE
11-15

TOP AND FRONT OF ENGINE
Cylinder head gasket
11 F3R ENGINE
Remove:
- the timing belt (see section 11-Timing belt),
- the spark plug caps.
98899R
98900S
Disconnect:
- the pinking sensor,
- the cylinder reference sensor,
- the absolute pressure sensor and its pipe,
- the idle speed valve,
- the air and coolant sensors,
- the throttle potentiometer,
- the injectors,
- the canister solenoid valve pipe,
- the oil vapour rebreathing pipe,
- the brake servo pipe,
- the accelerator cable,
- the fuel supply and return pipes (gallery end),
- the coolant temperature sensor (9).
Remove:
- the air filter,
- hoses 3, 4, 5, 6, 7, 8,
99222R
11-17

TOP AND FRONT OF ENGINE
Cylinder head gasket
11 F3R ENGINE
96529R1
Lift the engine slightly.
Fit tool Mot. 1159 under the oil pump.
Note : cut the base of tool Mot. 1159 to 30 mm.
99023R2
- the earth strap,
- the timing belt tensioner (10),
- the two bolts (11) mounting the upper inner ti-
ming cover,
- the exhaust downpipe,
- the exhaust strut,
- mounting bolt (12) for the water hose.
99025R
99024R2
11-18

TOP AND FRONT OF ENGINE
Cylinder head gasket
11F8Q ENGINE
REMOVAL
Put the vehicle on a 2 post lift.
Disconnect the battery.
Remove the engine undertray.
Drain the cooling circuit via the lower radiator
hose (radiator end).
SPECIAL TOOLING REQUIRED
TIGHTENING TORQUES (in daN.m)
Wheel bolt 9
Crankshaft pulley bolt 12
Suspended engine mounting cover bolt 6
Suspended engine mounting limiter bolt 4
Tensioner nut 5
EQUIPMENT REQUIRED
Star socket ST X 14 FACOM for example
Star socket EX 255 FACOM for example
Engine support tool DESVIL M300 for example
99174R
Mot. 251-01 Dial gauge mounting
Mot. 252-01 Pressure plate for measuring cylinder liner protrusion
Mot. 1311-06 Tool for removing fuel pipe
Mot. 591-02 Index
Mot. 591-04 Angular wrench for tightening the cylinder head
Mot. 1054
TDC pin
Mot. 1159 Tool for retaining the engine on the sub-frame
Mot. 1202 Hose clip pliers
Mot. 1273 Tool for checking belt tension
Mot. 1281-01 Oil filter wrench
Mot. 1289-03 Fork for centring suspended engine mounting limiter
Remove:
- the timing belt (see section 11 - timing belt),
- bolts (A) mounting the tensioner, together
with bolt (B) for the alternator drive belt ten-
sion strut mounting,
11-22

TOP AND FRONT OF ENGINE
Cylinder head gasket
11F8Q ENGINE
REFITTING(special notes)
Fit the gasket selected previously. It is centred by 2
dowels (C).
99173-1R
Positions the pistons halfway in the barrels to
avoid any contact with the valves when the cylin-
der head is tightened.
Centre the cylinder head on its dowels.
Lubricate under the heads and the threads of the
mounting bolts.
Tighten the cylinder head (see section 07- tighte-
ning the cylinder head).
Refitting is the reverse of removal.
Refit the timing belt.
Fill and bleed the cooling circuit (see section 19).
11-27

STARTING - CHARGING
Alternator
16
REMOVAL
Disconnect:
- the battery,
- the alternator electrical connections.
Remove the mounting bolt for the diesel fuel pipe
retaining bracket and move it to one side.
98837R
Slacken bolt (A) then bolt (B), to just past the
shoulder, while holding the automatic tensioner
plate with a 9 mm wrench (Eg. : FACOM J 151 rat-
chet), then slacken the belt by moving the ratchet
in the direction of the arrow. F 8 Q engine
with AC
98837-1R
Remove:
- the lower timing cover,
- the belt,
- the alternator mounting bolts,
- the alternator.
REFITTING(Special note)
Refitting is the reverse of removal.
The belt is tensioned by moving the automatic
tensioner plate against the stop at bolt (B), wi-
thout forcing it, using a 9 mm wrench (Eg. :
FACOM J 151 ratchet ).
98837-1R1
NOTE : do not refit a belt once it has been remo-
ved.
16-6