sensor RENAULT TWINGO 2009 2.G Chasiss User Guide

33A-42
REAR AXLE COMPONENTS
Complete rear axle system: Removal - Refitting
33A
2 - Refitting
aLower the lift.
aPosition the bearing centring devices (12) opposite
the centring holes.
aRefit the rear axle bearing bolts.
aTorque tighten the rear axle bearing bolts (62 Nm).
aRemove the safety strap(s).
aRaise the lift.
aRefit:
-the rear suspension springs (see 33A, Rear axle
components, Rear suspension spring: Remov-
al - Refitting, page 33A-28) ,
-the brake hose lower unions.
aTorque tighten the brake hose lower unions (17
Nm).
aConnect the ABS sensor connectors.
aClose the ABS sensor connector protective unit.
aClip the parking brake cables onto the reservoir.
aPosition the parking brake cables on the parking
brake compensator.
aCheck that the parking brake cable stops are proper-ly inserted in their housings.
III - FINAL OPERATION.
aAdjust the parking brake cables (see 37A, Mechan-
ical component controls, Parking brake lever:
Removal - Refitting, page 37A-46) .
aRefit the rear wheels (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
aRemove the pedal press.
aBleed the braking circuit (see 30A, General infor-
mation, Braking circuit: Bleed, page 30A-4) .
119651

37A-1
MECHANICAL COMPONENT CONTROLS
Master cylinder: Removal - Refitting
JB1 or JH1 or JH3 or JR5
37A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove:
-the battery (see Battery: Removal - Refitting)
(80A, Battery)
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery).
aRemove:
-the injection computer (see Petrol injection com-
puter: Removal - Refitting) (17B, Petrol injection),
-the injection computer support.II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the fuel filler cap from the brake fluid reser-
voir (1) .
aDisconnect the brake fluid level sensor connector (2)
.
aDrain the brake fluid reservoir with a syringe. Tightening torquesm
brake fluid reservoir bolt4 Nm
master cylinder nuts on
the brake servo25 Nm
rigid brake pipe unions
on the master cylinder15 Nm
WARNING
Prepare for the flow of fluid, and protect the sur-
rounding components.
K4M
121344

37A-3
MECHANICAL COMPONENT CONTROLS
Master cylinder: Removal - Refitting
JB1 or JH1 or JH3 or JR5
37A
aUsing the workbench, remove:
-the brake fluid reservoir bolt (7) ,
-the brake fluid reservoir.
aFit blanking plugs on the master cylinder.
REFITTING
I - REFITTING PREPARATION OPERATION
aAlways replace the master cylinder seals (8) .
aRemove the blanking plugs from the master cylin-
der.
aCarefully pre-fill the master cylinder with the recom-
mended brake fluid (see 30A, General information,
Brake fluid: Specifications, page 30A-18) .II - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the brake fluid reservoir,
-the master cylinder making sure that the brake ser-
vo shaft is correctly aligned with the master cylin-
der shaft,
-the rigid brake pipe unions on the master cylinder.
aTighten to torque:
-the brake fluid reservoir bolt (4 Nm),
-the master cylinder nuts on the brake servo (25
Nm),
-the rigid brake pipe unions on the master cylin-
der (15 Nm).
aRemove the blanking plugs from the brake fluid res-
ervoir supply pipe and the clutch master cylinder.
aRefit the clutch master cylinder supply pipe.
aConnect the brake fluid level sensor connector.
III - FINAL OPERATION.
aRefit:
-the injection computer mounting,
-the injection computer (see Petrol injection com-
puter: Removal - Refitting) (17B, Petrol injection).
aFill up the brake fluid reservoir.
aBleed the braking circuit (see 30A, General infor-
mation, Braking circuit: Bleed, page 30A-4) .
aBleed the clutch circuit (see 37A, Mechanical com-
ponent controls, Clutch circuit: Bleed, page 37A-
54) .
aRefit:
-the filler cap of the brake fluid reservoir.
121345
112622
JH3 or JR5
K4M
JH3 or JR5

37A-6
MECHANICAL COMPONENT CONTROLS
Master cylinder: Removal - Refitting
RIGHT-HAND DRIVE
37A
aRemove:
-the bolts (6) from the bulkhead heat-resistant pro-
tectors,
-the nuts (7) from the bulkhead heat-resistant pro-
tectors,
-the bulkhead heat-resistant protectors (8) .
aRemove:
-the upstream oxygen sensor (see Oxygen sen-
sors: Removal - Refitting) ,
-the bolts (6) from the bulkhead heat-resistant pro-
tector,
-the nuts (7) from the bulkhead heat-resistant pro-
tector, K4M
132436
D4F, and 780
123903
123908

37A-11
MECHANICAL COMPONENT CONTROLS
Brake servo non-return valve: Removal - Refitting
RIGHT-HAND DRIVE
37A
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 right-hand wheel (see 35A, Wheels and
tyres, Wheel: Removal - Refitting, page 35A-1) ,
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (MR 412, 56A, Exterior
equipment),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (MR 412, 56A, Exterior equipment).
aRemove:
-the bolts (1) from the bulkhead heat-resistant pro-
tector,
-the bulkhead heat-resistant protector (2) .aRemove:
-the upstream oxygen sensor (see Oxygen sen-
sors: Removal - Refitting) (MR 411, 17B, Petrol
injection),
-the bolts (3) from the bulkhead heat-resistant pro-
tectors,
-the nuts (4) from the bulkhead heat-resistant pro-
tectors, D4F or D7F
123866
D4F, and 780
123903
123908

37A-13
MECHANICAL COMPONENT CONTROLS
Brake servo non-return valve: Removal - Refitting
RIGHT-HAND DRIVE
37A
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit the non-return valve.
aClip on the non-return valve.
aConnect the non-return valve pipe:
-to the brake servo,
-to the intake distributor.
II - FINAL OPERATION.
aRefit:
-the bulkhead heat-resistant protectors,
-the bulkhead heat-resistant protector nuts,
-the bulkhead heat-resistant protector bolts,
-the upstream oxygen sensor (see Oxygen sen-
sors: Removal - Refitting) .
aRefit:
-the bulkhead heat-resistant protector,
-the bulkhead heat-resistant protector bolts.
aRefit:
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (MR 412, 56A, Exterior equipment),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (MR 412, 56A, Exterior
equipment),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front right-hand wheel (see 35A, Wheels and
tyres, Wheel: Removal - Refitting, page 35A-1) . D4F, and 780
D4F or D7F

38C-15
ANTI-LOCK BRAKING SYSTEM
Front wheel speed sensor: Removal - Refitting
38C
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 (see 35A, Wheels and ty-
res, Wheel: Removal - Refitting, page 35A-1) .
aRemove the clip (1) .
aLift part of the front wheel arch liner (2) .
aUnclip the pin (3) .II - OPERATION FOR REMOVAL OF PART
CONCERNED
aDisconnect the front wheel speed sensor cable con-
nector (4) .
aUnclip the front wheel speed sensor cable at (5) and
(6) . Tightening torquesm
front wheel speed sen-
sor bolt8 Nm
121479
121478
121477

38C-16
ANTI-LOCK BRAKING SYSTEM
Front wheel speed sensor: Removal - Refitting
38C
aRemove:
-the front wheel speed sensor bolt (7) ,
-the front wheel speed sensor.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the front wheel speed sensor,
-the front wheel speed sensor bolt.
aTorque tighten the front wheel speed sensor bolt
(8 Nm).
aConnect the front wheel speed sensor cable con-
nector.
aClip on the front wheel speed sensor cable.II - FINAL OPERATION.
aRefit the front wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
121477
WARNING
To avoid damaging the wheel speed sensor
cable:
-Do not tension the cable,
-Do not twist the cable,
-Check that there is no contact with the sur-
rounding components,
-Do not use tools that may damage the cable.

38C-17
ANTI-LOCK BRAKING SYSTEM
Rear wheel speed sensor: Removal - Refitting
38C
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 ty-
res, Wheel: Removal - Refitting, page 35A-1) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aOpen the rear wheel speed sensor connector pro-
tection unit flap (1) .
aDisconnect the rear wheel speed sensor cable con-
nector (2) .aUnclip the rear wheel speed sensor cable at (3) and
(4) . Tightening torquesm
rear wheel speed sen-
sor bolt8 Nm
121476
121476

38C-18
ANTI-LOCK BRAKING SYSTEM
Rear wheel speed sensor: Removal - Refitting
38C
aRemove:
-the rear wheel speed sensor bolt (5) ,
-the rear wheel speed sensor.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the rear wheel speed sensor,
-the rear wheel speed sensor bolt.
aTorque tighten the rear wheel speed sensor bolt (8
Nm).
aClip on the rear wheel speed sensor cable.
aConnect the rear wheel speed sensor cable connec-
tor.II - FINAL OPERATION.
aClose the rear wheel speed sensor connector pro-
tection unit flap.
aRefit the rear wheel (see 35A, Wheels and tyres,
Wheel: Removal - Refitting, page 35A-1) .
121476
WARNING
To avoid damaging the wheel speed sensor
cable:
-Do not tension the cable,
-Do not twist the cable,
-Check that there is no contact with the sur-
rounding components,
-Do not use tools that may damage the cable.