ABS RENAULT TWINGO 2009 2.G Chasiss User Guide

31A-7
FRONT AXLE COMPONENTS
Front brake hose: Removal - Refitting
31A
aSet the wheels straight ahead.
aRefit the brake hose at the calliper end.
aTorque tighten the brake hose (see 30A, General
information, Brake circuit: Tightening torque,
page 30A-6)
aClip the brake hose cap on to the base of the shock
absorber, aligning the marks made using a perma-
nent marker.
aRefit:
-the brake hose on the rigid pipe union,
-the hose retaining fork.
aTorque tighten the brake hose union on the rigid
pipe union. (see 30A, General information, Brake
circuit: Tightening torque, page 30A-6)
II - FINAL OPERATION
aRefit the front wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
aRemove the pedal press from the brake pedal.
aBleed the brake circuit (see 30A, General informa-
tion, Braking circuit: Bleed, page 30A-4) .

31A-14
FRONT AXLE COMPONENTS
Front brake calliper mounting: Removal - Refitting
EQ UIPMENT LEVEL EA0 or EQUIPMENT LEVEL EA1 or EQUIPMENT LEVEL EA3 or EQUIPMENT LEVEL EA5
or EQUIPMENT LEVEL EAG or EQUIPMENT LEVEL EZ2 or EQUIPMENT LEVEL EZ4
31A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove:
-the front wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) ,
-the front brake pads (see 31A, Front axle compo-
nents, Front brake pads: Removal - Refitting,
page 31A-1) .aRemove the guide pin upper bolt (1) while holding
the nut (2) .
aHang the brake calliper on the shock absorber
spring using a safety strap(s). Equipment required
safety strap(s)
Tightening torquesm
brake calliper mounting
bolts100 N.m
guide pin upper bolt29 N.m
119218
WARNING
In order not to damage the brake hose:
-do not tension the hose,
-do not twist the hose,
-check that there is no contact with the sur-
rounding components.

31A-19
FRONT AXLE COMPONENTS
Front brake disc: Removal - Refitting
31A
Brake discs cannot be reground. If there is excessive
scoring or wear, they will need to be replaced (see
30A, General information, Brake: Specifications,
page 30A-19) .
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aSet the wheels straight ahead.
aRemove the front wheel (see 35A, Wheels and ty-
res, Wheel: Removal - Refitting, page 35A-1) .aMark the position of the cap (1) on the base of the
shock absorber using a indelible pencil.
aUnclip the cap (1) from the base of the shock ab-
sorber. Equipment required
indelible pencil
par ts washer
IMPORTANT
To avoid all risk of damage to the systems, apply
the safety and cleanliness instructions and opera-
tion recommendations before carrying out any
repair:
- (see 30A, General information, Brake circuit:
Precautions for the repair, page 30A-2) (30A,
General information),
- (see Vehicle: Precautions for the repair) (01D,
Mechanical introduction).
126339

31A-21
FRONT AXLE COMPONENTS
Front brake disc: Removal - Refitting
31A
III - FINAL OPERATION
aRefit the "brake calliper mounting - brake calliper"
assembly (see 31A, Front axle components, Front
brake calliper mounting: Removal - Refitting,
page 31A-14) .
aRefit the brake pads (see 31A, Front axle compo-
nents, Front brake pads: Removal - Refitting,
page 31A-1)
aSet the wheels straight ahead.
aClip the cap on the base of the shock absorber while
aligning the marks made with a indelible pencil.
aRefit the front wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
aAdvise the customer to run-in the brake pads (no
harsh braking).WARNING
In order not to damage the brake hose:
-do not tension the hose,
-do not twist the hose,
-check that there is no contact with the sur-
rounding components.
IMPORTANT
To avoid any accident, bring the pistons, brake
pads and brake discs into contact by depressing
the brake pad several times.

31A-23
FRONT AXLE COMPONENTS
Front driveshaft hub carrier: Removal - Refitting
31A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (MR 411, 02A, Lifting equip-
ment).
aRemove:
-the front wheel on the side in question (see 35A,
Wheels and tyres, Wheel: Removal - Refitting,
page 35A-1) ,
-the front brake pads of the side in question (see
31A, Front axle components, Front brake pads:
Removal - Refitting, page 31A-1) ,
aRemove:
-the front brake calliper mounting (see 31A, Front
axle components, Front brake calliper mount-
ing: Removal - Refitting, page 31A-14) ,
-the front brake disc (see 31A, Front axle compo-
nents, Front brake disc: Removal - Refitting,
page 31A-19) ,
-the front wheel speed sensor on the hub carrier
(see 38C, Anti-lock braking system, Front wheel
speed sensor: Removal - Refitting, page 38C-
15) .II - OPERATION FOR REMOVAL OF PART
CONCERNED
aPosition the (Rou. 604-01).
aRemove the hub nut (1) .
aRemove:
-the nut (2) from the track rod end,
-the bolt (3) from the lower ball joint. Special tooling required
Rou. 604-01Hub locking tool.
Tav. 476Ball joint extractor.
Tav. 1420-01Screw jack for tools Tav.
1420, Tav.1050-04 , Tar.
1454, Tar. 1850.
Tightening torquesm
shock absorber lower
bolts105 Nm
front driveshaft lower
arm ball joint bolt105 Nm
ABS wiring bracket bolt8 Nm
track rod end nut37 N.m
hub nut280 Nm
guide pin upper bolt29 Nm
119543
119222

31A-24
FRONT AXLE COMPONENTS
Front driveshaft hub carrier: Removal - Refitting
31A
aRemove:
-the track rod end using the (Tav. 476),
-the front driveshaft lower arm ball joint.aRemove:
-the bolt (4) from the ABS wiring bracket,
-the ABS wiring bracket,
-the shock absorber lower studs (5) .
aSeparate the driveshaft from the hub carrier using
the (Tav. 1420-01).
aRemove the front driveshaft hub carrier.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the front driveshaft hub carrier,
-the driveshaft into the front driveshaft hub-carrier,
-the shock absorber lower bolts.
aTorque tighten the shock absorber lower bolts
(105 Nm).
aFit the front driveshaft lower arm ball joint.
119345
WARNING
To prevent any damage, do not use the lower
arm as support for the lifting system.
119221

31A-25
FRONT AXLE COMPONENTS
Front driveshaft hub carrier: Removal - Refitting
31A
aCheck that the bush (6) is correctly fitted on the front
driveshaft lower arm ball joint.
aRefit the front driveshaft lower arm ball joint bolt.
aTorque tighten the front driveshaft lower arm ball
joint bolt (105 Nm).
aRefit:
-the ABS wiring bracket,
-the ABS wiring bracket bolt.
aTorque tighten the ABS wiring bracket bolt (8 Nm).
aPosition the track rod.
aRefit the track rod end nut.
aTorque tighten the track rod end nut (37 N.m).
aRefit the hub nut using the (Rou. 604-01).
aTorque tighten the hub nut (280 Nm).
II - FINAL OPERATION
aRefit:
-the front wheel speed sensor on the hub carrier,
-the front brake disc (see 31A, Front axle compo-
nents, Front brake disc: Removal - Refitting,
page 31A-19) ,
-the front brake calliper mounting (see 31A, Front
axle components, Front brake calliper mount-
ing: Removal - Refitting, page 31A-14) .
aFit the front brake calliper.
aRefit the upper bolt on the guide pin while holding
the nut.aTorque tighten the guide pin upper bolt (29 Nm).
aRefit:
-the front brake pads (see 31A, Front axle compo-
nents, Front brake pads: Removal - Refitting,
page 31A-1) ,
-the wheel (see 35A, Wheels and tyres, Wheel:
Removal - Refitting, page 35A-1) .
119223

31A-29
FRONT AXLE COMPONENTS
Front shock absorber and spring: Removal - Refitting31A
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 ) (80A, Battery).
aRemove the front wheels (see 35A, Wheels and ty-
res, Wheel: Removal - Refitting, page 35A-1) .II - OPERATION FOR REMOVAL OF PART
CONCERNED
aDetach the wiring (1) from the wheel speed sensor.
aRemove:
-the bolt (2) of the wheel speed sensor wiring brack-
et,
-the wheel speed sensor wiring bracket,
-the shock absorber base nuts (3) ,
-the shock absorber base bolts.
aHang the hub carrier on the body using a safety
strap(s).
aRemove:
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) ,
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment),
-the shock absorber nut cover. Equipment required
safety strap(s)
spanner for shock absorber rod nut
Tightening torquesm
new shock absorber rod
nut62 N.m
new shock absorber
base nuts105 N.m
wheel speed sensor wir-
ing bracket bolt8 N.m
119221

31A-30
FRONT AXLE COMPONENTS
Front shock absorber and spring: Removal - Refitting31A
aRemove:
-the shock absorber cup nut,
-the shock absorber cup,
-the « spring - shock absorber » assembly.
aPosition the appropriate cups on the spring com-
pressor.
aPosition the assembly on the spring.
aDetach the spring from the cups by compressing the
spring.aRemove the shock absorber rod nut using the span-
ner for shock absorber rod nut.
aSeparate the various components which make up
the « spring/shock absorber » assembly.
aDecompress the spring.
REFITTING
I - REFITTING PREPARATION OPERATION
aparts always to be replaced: front shock absorb-
er rod nut.
aparts always to be replaced: front shock absorb-
er lower nut.
118948
9543696049
Note:
When removing/refitting springs, you must not
str ike the springs as this could damage their sur-
face treatments.

31A-31
FRONT AXLE COMPONENTS
Front shock absorber and spring: Removal - Refitting31A
a
II - REFITTING OPERATION FOR PART
CONCERNED
aPlace the spring compressor tool in the vice fitted
with jaws.
aCompress the spring.
aInsert the spring in the neck of the cup.aRespect the order and direction of fitting for the con-
stituent parts.
aTorque tighten the new shock absorber rod nut
(62 N.m).
aDecompress the spring.
aRemove the spring compressor tool.
aRefit:
-the « spring/shock absorber » assembly,
-the shock absorber cup,
-the shock absorber nut cover.
aRemove the safety strap(s).
aRefit:
-the shock absorber base bolts,
-the shock absorber base nuts,
-the wheel speed sensor wiring bracket,
-the bolt of the wheel speed sensor wiring bracket.
aTighten to torque:
-the new shock absorber base nuts (105 N.m),
-the wheel speed sensor wiring bracket bolt (8
N.m). RIGHT-HAND DRIVE
139405
WARNING
Only the left-hand shock absorber is supplied
with its marking to prevent the left and right-hand
shock absorbers from being mixed up.
119654