1995 RENAULT MEGANE SCENIC engine

VALUES AND SETTINGS
Timing belt tension
07
98708R
E7J and K7M engine Tensioning process
Engine cold (ambient temperature).
Fit the new belt.
Position the sensor of Mot. 1273.
Turn the adjusting button of the sensor until it di-
sengages (three "CLICKS").
Tension the belt until the recommended fitting
value is displayed on Mot. 1273.
Lock the tensioner, check it and adjust the value.
Turn the crankshaft over three times .
Check that the tension value is within the fitting
tension tolerance (± 10%), otherwise readjust it.
NOTE :
Never refit a belt which has been removed.
Replace the belt if the tension is below the mini-
mum operating tension.Belt tension (in SEEM units)
Fitting: 30 S.U
Minimum operating : 26 S.U.
07-13

VALUES AND SETTINGS
Timing belt tension
07
F3R engine
96528R1
Belt tension (n SEEM units)
Fitting: 29 S.U.
Minimum operating : 27 S.U.F8Q engine
99175R
Belt tension (in SEEM units)
Fitting: 38 S.U.
Minimum operating: 36 S.U.
07-14

VALUES AND SETTINGS
Tightening the cylinder head
07
METHOD FOR TIGHTENING THE CYLINDER HEAD
Using engine oil, lubricate the threads and under
the heads of the bolts.
REMINDER: to ensure that the bolts are correctly
tightened, use a syringe to remove any oil which
may be in the cylinder head mounting holes.
Tighten the bolts in the order given below:
90 775
27610
18594
3
1st tightening to 2 daN.m.
2nd tightening (angle) : 97° ± 2°.
Wait at least 3 minutes.
Slacken bolts 1 and 2 then tighten to2 daN.m.
2nd tightening (angle) : 97° ± 2°.
Repeat the slackening and retightening opera-
tion for bolts 3, 4, 5, and 6 then 7, 8, 9 and 10.
There is no cylinder head retightening operation.
E ENGINE
METHOD FOR TIGHTENING THE CYLINDER HEAD
Using engine oil, lubricate the threads and under
the heads of the bolts.
REMINDER: to ensure that the bolts are correctly
tightened. Use a syringe to remove any oil which
may be in the cylinder head mounting holes.
Tighten the bolts in the order given below:
90 775
27610
18594
3
1st tightening to 2 daN.m.
2nd tightening (angle) : 100° ± 6°.
Wait at least 3 minutes.
Slacken bolts 1 and 2 then tighten to2 daN.m.
2nd tightening (angle) : 110° ± 6°.
Repeat the slackening and retightening opera-
tion for bolts 3, 4, 5, and 6 then 7, 8, 9 and 10.
There is no cylinder head retightening operation.
K ENGINE
07-15

VALUES AND SETTINGS
Tightening the cylinder head
07
METHOD FOR TIGHTENING THE CYLINDER HEAD
All bolts must be systematically renewed after re-
moval.
Using engine oil, lubricate the threads and under
the heads of the bolts.
REMINDER: to ensure that the bolts are correctly
tightened. Use a syringe to remove any oil which
may be in the cylinder head mounting holes.
Tighten the bolts in the order given below:
1st tightening to 3 daN.m.
2nd tightening (angle) : 50° ± 4°
Wait at least 3 minutes.
Slacken bolts 1 and 2 then perform a 1st tighte-
ning to 2.5 daN.m.
2nd tightening (angle) : 213° ± 7°.
Repeat the slackening and retightening operation
for bolts 3-4, 5-6, 7-8, 9-10.
There is no cylinder head retightening operation.
F ENGINE (diesel)
METHOD FOR TIGHTENING THE CYLINDER HEAD
All bolts must be systematically renewed after re-
moval.
Using engine oil, lubricate the threads and under
the heads of the bolts.
REMINDER: to ensure that the bolts are correctly
tightened. Use a syringe to remove any oil which
may be in the cylinder head mounting holes.
Tighten the bolts in the order given below:
90 775
27610
18594
3
F ENGINE (petrol)
81528-1S
1st tightening to 3 daN.m.
2nd tightening (angle) : 50° ± 4°
Wait at least 3 minutes.
Slacken bolts 1 and 2 by 180° then perform :
1st retightening to 2.5 daN.m.
2nd tightening (angle) : 123° ± 7°.
Repeat the slackening and retightening operation
for bolts 3-4, 5-6, 7-8, 9-10.
There is no cylinder head retightening operation.
07-16

H5-H2= 76.5 mm
H5-H2= 96.5 mm
H5-H2= 116.5 mm
H5-H2= 136.5 mm
H5-H2= 156.5 mm
81603S1 93011-1S 93014-1S
93013-1S 93012-1S
VALUES AND SETTINGS
Values for checking the front axle geometry
07
UNLADENNOT ADJUSTABLE NOT ADJUSTABLE NOT ADJUSTABLE
CAMBERVALUES
CASTOR
2°30’
2°
1°30’
1°
0°30’
Maximum left /
right difference =
1°
1°14’
- 0°08’
0°25’
0°30’
Maximum left /
right difference =
1°
ADJUSTMENTPOSITION OF FRONT
AXLE
KING PIN INCLINATION
11°10’
13°01’
13°29’
14°29’
Maximum left /
right difference =
1°
H1-H2= 33 mm
H1-H2= 90 mm
H1-H2= 109 mm
H1-H2= 188 mm
H1-H2= 33 mm
H1-H2= 90 mm
H1-H2= 109 mm
H1-H2= 188 mm
PARALLELISM
RUBBER BUSHES
Adjustable by
rotating track
rod sleeves
1 turn= 30’
(3 mm)(For 2 wheels)
(toe-out)
10’ ± 10’
(1 ± 1 mm)
ANGLES
UNLADEN--
± 30’
± 30’
± 30’
E7J ENGINE - TUBULAR AXLE - MANUAL STEERING
07-18

H5-H2= 76.5 mm
H5-H2= 96.5 mm
H5-H2= 116.5 mm
H5-H2= 136.5 mm
H5-H2= 156.5 mm
81603S1 93011-1S 93014-1S
93013-1S 93012-1S
VALUES AND SETTINGS
Values for checking the front axle geometry
07
UNLADENNOT ADJUSTABLE NOT ADJUSTABLE NOT ADJUSTABLE
CAMBERVALUES
CASTOR
4°30’
4°
3°30’
3°
2°30’
Maximum left /
right difference =
1°
1°35’
- 0°20’
- 0°35’
- 0°30’
Maximum left /
right difference =
1°
ADJUSTMENTPOSITION OF FRONT
AXLE
KING PIN INCLINATION
10°45’
13°21’
13°48’
14°32’
Maximum left /
right difference =
1°
H1-H2= 22 mm
H1-H2= 102 mm
H1-H2= 122 mm
H1-H2= 188 mm
H1-H2= 22 mm
H1-H2= 102 mm
H1-H2= 122 mm
H1-H2= 188 mm
PARALLELISM
RUBBER BUSHES
Adjustable by
rotating track
rod sleeves
1 turn= 30’
(3 mm)(For 2 wheels)
(toe-out)
10’ ± 10’
(1 ± 1 mm)
ANGLES
UNLADEN--
± 30’
± 30’
± 30’
E7J - E7M - F8Q ENGINE - TUBULAR AXLE - POWER ASSISTED STEERING
07-19

H5-H2= 71,5 mm
H5-H2= 91,5 mm
H5-H2= 111,5 mm
H5-H2= 131,5 mm
H5-H2= 151,5 mm
81603S1 93011-1S 93014-1S
93013-1S 93012-1S
VALUES AND SETTINGS
Values for checking the front axle geometry
07
UNLADENNOT ADJUSTABLE NOT ADJUSTABLE NOT ADJUSTABLE
CAMBERVALUES
CASTOR
4°30’
4°
3°30’
3°
2°30’
Maximum left /
right difference =
1°
1°35’
- 0°20’
- 0°37’
- 0°30’
Maximum left /
right difference =
1°
ADJUSTMENTPOSITION OF FRONT
AXLE
KING PIN INCLINATION
10°45’
13°20’
13°53’
14°32’
Maximum left /
right difference =
1°
H1-H2= 22 mm
H1-H2= 102 mm
H1-H2= 122 mm
H1-H2= 188 mm
H1-H2= 22 mm
H1-H2= 102 mm
H1-H2= 122 mm
H1-H2= 188 mm
PARALLELISM
RUBBER BUSHES
Adjustable by
rotating track
rod sleeves
1 turn= 30’
(3 mm)(For 2 wheels)
(toe-out)
10’ ± 10’
(1 ± 1 mm)
ANGLES
UNLADEN--
± 30’
± 30’
± 30’
F3R ENGINE - 4 BAR AXLE - POWER ASSISTED STEERING
07-20

Engine and peripherals
"The repair methods given by the manufacturer in this document are based on the
technical specifications current when it was prepared.
The methods may be modified as a result of changes introduced by the
manufacturer in the production of the various component units and accessories
from which his vehicles are constructed."All copyrights reserved by the Regie Nationale des Usines Renault.
Copying or translating, in part or in full, of this document or use of the service part
reference numbering system is forbidden without the prior written authority of the
Regie Nationale des Usines Renault.
CRégie Nationale des Usines Renault S.A.1995
ENGINE AND PERIPHERALS
TOP AND FRONT OF ENGINE
FUEL MIXTURE
FUEL SUPPLY - PUMPS
ANTIPOLLUTION
STARTING CHARGING
IGNITION - INJECTION
COOLING - EXHAUST - FUEL TANK
77 11 176 211SEPTEMBER 1995Edition Anglaise
BA0A - BA0E - BA0F - BA0G - BA0L - BA0U
cont INJECTION (Fault finding)