RENAULT TWINGO 2009 2.G Chasiss Workshop Manual

33A-23
REAR AXLE COMPONENTS
Rigid brake pipe: Removal - Refitting
C44
33A
2 - Rear right-hand rigid brake pipe
aUnscrew:
-the brake pipe union (4) at the brake hose,
-the rigid brake pipe union on the rear brake cylinder
(5) .
aUnclip the rear axle rigid brake pipe (6) .
aRemove the rigid brake pipe.REFITTING
I - REFITTING PREPARATION OPERATION
aAlways replace the rigid brake pipe clips.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the rigid pipes in their original positions.
aClip the rigid brake pipes of the rear axle.
aFit without tightening:
-the rigid brake pipe unions on the rear brake cylin-
ders.
-the rigid brake pipe unions on the rear brake hoses.
aTighten to torque:
-the rigid brake pipe unions on the rear brake
cylinders (15 Nm),
-the rigid brake pipe unions on the rear brake
hoses (17 Nm),
III - FINAL OPERATION.
aRemove the pedal press from the brake pedal to
limit the outflow of brake fluid.
aBleed the brake circuit (see 30A, General informa-
tion, Braking circuit: Bleed, page 30A-4) .
119339
119338
WARNING
In order to not 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.

33A-24
REAR AXLE COMPONENTS
Shock absorber: Removal - Refitting
33A
If a shock absorber is replaced, the shock absorber on
the opposite side must also be replaced.
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 luggage compartment internal trim (1) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUndo the upper shock absorber nut (2) when the
wheels are on the ground.
aRaise the vehicle. Equipment required
component jack
Tightening torquesm
shock absorber lower
bolt105 Nm
shock absorber upper
nut21 Nm
WARNING
To prevent any damage, do not use the rear axle as
support for the lifting system.
WARNING
To prevent any suspension asymmetry, replace
both of the shock absorbers on the same axle.
WARNING
To avoid damaging the rear axle components
(elastic joints, brake hoses etc.) do not remove
both shock absorbers at the same time. Proceed
one side at a time.
119428
119434

33A-25
REAR AXLE COMPONENTS
Shock absorber: Removal - Refitting
33A
aUsing a block, bring the component jack into con-
tact under the rear axle, near the shock absorber.
aRemove the lower shock absorber bolt (3) .
aRemove the component jack.
aRemove:
-the shock absorber upper nut while holding the
shock absorber rod end,
-the shock absorber.
REFITTING
I - REFITTING PREPARATIONS OPERATION
aThe upper lock nut on the shock absorber must al-
ways be replaced.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the shock absorber,
-the new upper nut on the shock absorber.
aRaise the vehicle.
aRefit the shock absorber lower bolt with the compo-
nent jack in contact with a block under the rear axle
near the shock absorber.
aTorque tighten:
-the shock absorber lower bolt (105 Nm) with the
component jack in position,-the shock absorber upper nut (21 Nm) while
holding the shock absorber rod end, with the
wheels on the ground.
III - FINAL OPERATION.
aRefit the luggage compartment internal trim.
119340

33A-26
REAR AXLE COMPONENTS
Shock absorber: Removal - Refitting
G44
33A
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 luggage compartment interior trim (see
Rear loading trim: Removal - Refitting) (MR 412,
71A, Body internal trim).II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUndo the upper shock absorber nut (1) when the
wheels are on the ground.
aRaise the vehicle. Equipment required
component jack
Tightening torquesm
lower shock absorber
bolt105 Nm
shock absorber upper
nut21 Nm
WARNING
To prevent any damage, do not use the rear axle as
support for the lifting system.
WARNING
To prevent any suspension asymmetry, replace
both of the shock absorbers on the same axle.
WARNING
To avoid damaging the rear axle components
(elastic joints, brake hoses etc.) do not remove
both shock absorbers at the same time. Proceed
one side at a time.
119434

33A-27
REAR AXLE COMPONENTS
Shock absorber: Removal - Refitting
G44
33A
aFit a component jack until contact is made with a
shim, under the rear axle near the shock absorber.
aRemove the lower shock absorber bolt (2) .
aRemove the component jack.
aRemove:
-the shock absorber upper nut while holding the
shock absorber rod end,
-the shock absorber.
REFITTING
I - REFITTING PREPARATIONS OPERATION
aThe upper lock nut on the shock absorber must al-
ways be replaced.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the shock absorber,
-the new upper nut on the shock absorber.
aRaise the vehicle.
aRefit the shock absorber lower bolt using a compo-
nent jack in contact with a shim, under the rear axle
near the shock absorber.
aTorque tighten:
-the lower shock absorber bolt (105 Nm) with a
component jack,-the shock absorber upper nut (21 Nm) while
holding the shock absorber rod end, with the
wheels on the ground.
III - FINAL OPERATION.
aRefit the luggage compartment interior trim (see
Rear loading trim: Removal - Refitting) (MR 412,
71A, Body internal trim).
119340

33A-28
REAR AXLE COMPONENTS
Rear suspension spring: Removal - Refitting
33A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift ( (see Vehicle:
Towing and lifting) ).
aRemove the rear wheels (see 35A, Wheels and ty-
res, Wheel: Removal - Refitting, page 35A-1) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUsing a block, bring the component jack into con-
tact under the rear axle, near the shock absorber.
aMark the position where the springs are fitted.
aRemove the lower bolt (1) from the shock absorber.
aRemove the component jack.
aRepeat these operations on the opposite side.aRemove the springs by removing the component
jack.
aLeave the rear axle suspended.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aUsing a block, bring the component jack into con-
tact under the rear axle, near the shock absorber. Equipment required
component jack
Tightening torquesm
shock absorber lower
bolts105 Nm
119340
119547
119546

33A-29
REAR AXLE COMPONENTS
Rear suspension spring: Removal - Refitting
33A
aRefit the shock absorber springs into their housings.
aCompress the rear axle.
aRefit the lower shock absorber mounting bolts.
aTorque tighten the shock absorber lower bolts
(105 Nm).
II - FINAL OPERATION.
aRemove the component jack.
aRefit the rear wheels (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
119400

33A-30
REAR AXLE COMPONENTS
Rear drum bearing: Removal - Refitting
33A
Using a dial gauge connected to the drum, check that
the end float is greater than 0.03 mm.
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 rear wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) ,
-the rear brake drum (see 33A, Rear axle compo-
nents, Rear brake drum: Removal - Refitting,
page 33A-19) .II - OPERATION FOR REMOVAL OF PART
CONCERNED
aFrom the drum, remove:
-the rubber ring (1) from the rear drum bearing,
-the bearing (2) from the rear drum using a tube with
a diameter between 25 mm and 40 mm and using
a hydraulic press, supporting the bearing internal
bush (3) .
109373
121333

33A-31
REAR AXLE COMPONENTS
Rear drum bearing: Removal - Refitting
33A
REFITTING
I - REFITTING PREPARATIONS OPERATION
aClean:
-the internal and external surfaces of the new bear-
ing in contact with the drum,
-the drum surfaces in contact with the new bearing.
aIt is essential to check the condition of the surface of
the bore of the drum before refitting the bearing. It is
essential to replace the stub axle carrier if it is faulty.a
II - REFITTING OPERATION FOR PART
CONCERNED
aFit the bearing until it presses the shoulder using a
tube with a diameter between 51 mm and 54 mm
and using a hydraulic press.
aRefit the rubber ring.
III - FINAL OPERATION.
aRefit:
-the rear brake drum (see 33A, Rear axle compo-
nents, Rear brake drum: Removal - Refitting,
page 33A-19) ,
-the rear wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
117348
WARNING
Do not press the bearing's inner bush so as to
avoid damaging the bearing (very high shrink-fit-
ting force).
121332
Note:
Take care not to press the ABS target (4) when
refitting the bear ing.

33A-32
REAR AXLE COMPONENTS
Rear stub axle carrier: Removal - Refitting
33A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift ( (see Vehicle:
Towing and lifting) ).
aRelease the parking brake.
aRemove:
-the rear wheel on the side concerned (see 35A,
Wheels and tyres, Wheel: Removal - Refitting,
page 35A-1) ,
-the brake drum (see 33A, Rear axle components,
Rear brake drum: Removal - Refitting, page
33A-19) .
aFit the component jack to undo the shock absorber
mountings.
aRemove the shock absorber lower bolt.II - OPERATION FOR REMOVAL OF PART
CONCERNED
aAdjust the component jack.
aRemove:
-the stub axle carrier bolts (1) ,
-the stub axle carrier. Equipment required
component jack
Tightening torquesm
stub axle carrier bolts53 Nm
119648
Note:
Mar k the position of the stub axle carrier writing.