RENAULT TWINGO 2009 2.G Chasiss Workshop Manual

33A-3
REAR AXLE COMPONENTS
Rear brake pads: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
aFit:
-the brake callipers,
-the parking brake cables.
aTorque tighten the new lower bolts of the calliper
guide pins (35 N.m).
aClip on the handbrake cables.
III - FINAL OPERATION
aRefit the rear wheels (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
IMPORTANT
To avoid any accident, bring the pistons, brake
pads and brake discs into contact by depressing
the brake pad several times.

33A-4
REAR AXLE COMPONENTS
Rear brake hose: Removal - Refitting
33A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift ( (see Vehicle:
Towing and lifting) ).
aFit the pedal press to the brake pedal to limit the
outflow of brake fluid.
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUndo the rigid pipe unions (1) on the rear brake hose
concerned.
aRemove the rear brake hose concerned.
REMOVAL
I - REMOVAL PREPARATION OPERATION
a
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the rear brake hose concerned,
-the rigid brake pipe unions on the rear brake hose
concerned.
aScrew on the rigid brake pipe unions on the rear
brake hose concerned without tightening them.
aTorque tighten the rigid pipe unions on the rear
brake hose concerned ( 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) . Equipment requiredpedal press
Tightening torquesm
rigid pipe unions on the
rear brake hose con-
cerned17 Nm
WARNING
Prepare for the flow of fluid, and protect the sur-
rounding components.
119339
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-5
REAR AXLE COMPONENTS
Rear brake hose: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aPosition a pedal press on the brake pedal to limit
the outflow of brake fluid.II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUndo the brake pipe unions (1) .
aRemove:
-the brake hose clips (2) ,
-the brake hoses.
REFITTING
I - REFITTING PREPARATION OPERATION
a
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the brake hose,
-the brake hose clip.
aTighten to torque:
-the brake hose union on the master cylinder
side (13 N.m), Equipment required
pedal press
Tightening torquesm
brake hose union on the
master cylinder side13 N.m
brake hose union on the
brake calliper side13 N.m
WARNING
Prepare for the flow of fluid, and protect the sur-
rounding components.
119339
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.

33A-6
REAR AXLE COMPONENTS
Rear brake hose: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
-the brake hose union on the brake calliper side
(13 N.m).
III - FINAL OPERATION.
aBleed the brake circuit (see 30A, General informa-
tion, Braking circuit: Bleed, page 30A-4) .

33A-7
REAR AXLE COMPONENTS
Rear brake calliper: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRelease the parking brake.
aPosition a pedal press on the brake pedal to limit
the outflow of brake fluid.
aRemove the rear wheel (see 35A, Wheels and ty-
res, Wheel: Removal - Refitting, page 35A-1) .II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUnclip the parking brake cable from the brake calli-
per at (1) .
aMove aside the parking brake cable.
aLoosen the calliper brake pipe union (2) .
aRemove:
-the brake calliper guide pin bolts (3) ,
-the brake calliper from the mounting,
-the union between the brake pipe and the calliper,
-the brake calliper.
REFITTING
I - REFITTING PREPARATION OPERATION
aClean using a wire brush and BRAKE CLEANER
(see Vehicle: Parts and consumables for the re-
pair) (04B, Consumables - Products):
-the calliper supports,
-the callipers.
aAlways replace the brake calliper guide pin bolts. Special tooling required
Fre. 1190-01Brake calliper piston return
tool.
Equipment required
pedal press
Tightening torquesm
new bolts on the brake
calliper guide pins35 N.m
brake pipe union on the
calliper13 N.m
WARNING
To avoid damaging the parking brake cable protec-
tors and causing premature wear of the system, do
not handle the cables with a tool.
132468

33A-8
REAR AXLE COMPONENTS
Rear brake calliper: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
aPush the piston to the bottom of its housing using
the (Fre. 1190-01).
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the brake calliper on the calliper mounting.
aTorque tighten:
-the new bolts on the brake calliper guide pins
(35 N.m),
-the brake pipe union on the calliper (13 N.m).
aFit the parking brake cable.
aClip the handbrake on the brake calliper.
III - FINAL OPERATION
aRefit the rear 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) .
106309
IMPORTANT
To avoid any accident, bring the pistons, brake
pads and brake discs into contact by depressing
the brake pad several times.

33A-9
REAR AXLE COMPONENTS
Rear brake calliper mounting: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRelease the parking brake.
aRemove:
-the rear wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) ,
-the rear brake pads (see 33A, Rear axle compo-
nents, Rear brake pads: Removal - Refitting,
page 33A-1) .aRemove:
-the brake calliper guide pin bolts (1) ,
-the brake calliper from the mounting.
aAttach the brake calliper to the suspension spring.
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the brake calliper mounting bolts (2) ,
-the brake calliper mounting. Special tooling required
Fre. 1190-01Brake calliper piston return
tool.
Tightening torquesm
bolts of the brake calli-
per mountingXXX
new bolts of the brake
calliper guide pins105 N.m
WARNING
To avoid damaging the parking brake cable protec-
tors and causing premature wear of the system, do
not handle the cables with a tool.
132468
132465

33A-10
REAR AXLE COMPONENTS
Rear brake calliper mounting: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
REFITTING
I - REFITTING PREPARATION OPERATION
aClean using a wire brush and BRAKE CLEANER
(see Vehicle: Parts and consumables for the re-
pair) (04B, Consumables - Products):
-the calliper supports,
-the callipers.
aAlways replace:
-the calliper mounting bolts,
-the calliper guide pin bolts.
aPush the piston to the bottom of its housing using
the (Fre. 1190-01).
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the brake calliper mounting.
aTorque tighten the bolts of the brake calliper
mounting (XXX).
III - FINAL OPERATION.
aRefit:
-the brake calliper,
-the brake pads (see 33A, Rear axle components,
Rear brake pads: Removal - Refitting, page 33A-
1) .
aTorque tighten the new bolts of the brake calliper
guide pins (105 N.m).aRefit the rear wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
106309
IMPORTANT
To avoid any accident, bring the pistons, brake
pads and brake discs into contact by depressing
the brake pad several times.

33A-11
REAR AXLE COMPONENTS
Rear brake disc: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
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).
aRemove:
-the rear wheels (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) ,
-the rear brake pads (see 33A, Rear axle compo-
nents, Rear brake pads: Removal - Refitting,
page 33A-1) .aRemove:
-the brake calliper mounting bolts (1) ,
-the "brake calliper mounting - brake calliper" as-
sembly.
aAttach the "calliper mounting - brake calliper" to the
shock absorber spring.
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the hub's nut cover (2) . Equipment required
par ts washer
Tightening torquesm
new hub nut175 N.m
brake calliper mounting
bolts105 N.m
WARNING
To avoid damaging the parking brake cable protec-
tors and causing premature wear of the system, do
not handle the cables with a tool.
132467
132456

33A-12
REAR AXLE COMPONENTS
Rear brake disc: Removal - Refitting
EQ UIPMENT LEVEL SPORT
33A
aRemove:
-the nut (3) from the hub,
-the brake disc.
REFITTING
I - REFITTING PREPARATION OPERATION
aAlways replace the hub nut.
aClean the brake discs using a parts washer.
aDry the disc surfaces.
aClean the stub axle using a wire brush and BRAKE
CLEANER (see Vehicle: Parts and consumables
for the repair) (04B, Consumables - Products).
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the brake disc.
aTorque tighten the new hub nut (175 N.m ).
aRefit the hub's nut cover.
III - FINAL OPERATION.
aRefit:
-the "calliper mounting - brake calliper" assembly,
-the brake pads (see 33A, Rear axle components,
Rear brake pads: Removal - Refitting, page 33A-
1) .aTorque tighten the brake calliper mounting bolts
(105 N.m).
aRefit the rear wheels (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
132455
IMPORTANT
To avoid any accident, bring the pistons, brake
pads and brake discs into contact by depressing
the brake pad several times.