2009 RENAULT TWINGO RS cooling

21B-33
SEQUENTIAL GEARBOX
Gear selection sensor: Removal - Refitting
D4F, and JH1
21B
-the engine wiring harness on the petrol injection
computer mounting.
aRefit:
-the petrol injection computer mounting bolts,
-the engine wiring harness nut on the petrol injec-
tion computer mounting,
-the petrol injection computer mounting nut.
aClip onto the petrol injection computer mounting:
-the battery wiring harness,
-the petrol injection computer wiring harness,
-the sequential gearbox computer wiring harness,
-the cooling hose.
aRefit:
-the petrol injection computer (see Petrol injection
computer: Removal - Refitting) (MR 411, 17B,
Petrol injection),
-the battery tray (see Battery tray: Removal - Re-
fitting) (MR 411, 80A, Battery),
-the sequential gearbox computer (see 21B, Se-
quential gearbox, Sequential gearbox convert-
er: Removal - Refitting, page 21B-47) ,
-the battery (see Battery: Removal - Refitting)
(MR 411, 80A, Battery),
aCarry out the necessary operations using the Diag-
nostic tool (see Fault finding - Replacement of
components) (MR 413, 21B, Sequential gearbox).

21B-36
SEQUENTIAL GEARBOX
Solenoid valve assembly pressure sensor: Removal - Refitting
D4F, and JH1
21B
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove:
-the battery (see Battery: Removal - Refitting)
(MR 411, 80A, Battery),
-the sequential gearbox computer (see 21B, Se-
quential gearbox, Sequential gearbox convert-
er: Removal - Refitting, page 21B-47) ,
-the battery tray (see Battery tray: Removal - Re-
fitting) (MR 411, 80A, Battery),
-the petrol injection computer (see Petrol injection
computer: Removal - Refitting) (MR 411, 17B,
Petrol injection).
aUnclip:
-the cooling hose from the petrol injection computer
mounting,
-the sequential gearbox computer wiring harness
from the petrol injection computer mounting,
-the petrol injection computer wiring harness from
the petrol injection computer mounting,-the battery wiring harness from the petrol injection
computer mounting.
aRemove:
-the petrol injection computer mounting nut (1) ,
-the engine wiring harness nut (2) from the petrol in-
jection computer mounting,
-the petrol injection computer mounting bolts (3) .
aRemove the engine wiring harness from the petrol
injection computer mounting.
aRemove the petrol injection computer mounting. Equipment required
Diagnostic tool
IMPORTANT
Before carrying out any operation on the sequential
system, discharge the accumulator using the diag-
nostic tool.
IMPORTANT
Consult the safety and cleanliness advice and oper-
ation recommendations before carrying out any
repair (see 21B, Sequential gearbox, Sequential
gearbox: Precautions for the repair, page 21B-1)
.
Note:
To discharge the accumulator and deactivate the
pump assembly pump, (see Fault finding -
Replacement of components) (MR 413, 21B,
Sequential gearbox).
122323
122322

21B-37
SEQUENTIAL GEARBOX
Solenoid valve assembly pressure sensor: Removal - Refitting
D4F, and JH1
21B
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aDisconnect the connector (4) from the solenoid
valve unit pressure sensor.
aRemove the solenoid valve unit pressure sensor (5)
.
REFITTING
I - REFITTING PREPARATION OPERATION
aIt is essential to replace the solenoid valve unit pres-
sure sensor seal.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the solenoid valve unit pressure sensor.
aConnect the solenoid valve unit pressure sensor
connector.
III - FINAL OPERATION
aFit:
-the petrol injection computer support,
-the engine wiring harness on the petrol injection
computer mounting.aRefit:
-the petrol injection computer mounting bolts,
-the engine wiring harness nut on the petrol injec-
tion computer mounting,
-the petrol injection computer mounting nut.
aClip:
-the battery wiring harness to the petrol injection
computer mounting,
-the petrol injection computer wiring harness to the
petrol injection computer mounting,
-the sequential gearbox computer wiring harness to
the petrol injection computer mounting,
-the cooling hose to the petrol injection computer
mounting.
aRefit:
-the petrol injection computer (see Petrol injection
computer: Removal - Refitting) (MR 411, 17B,
Petrol injection),
-the battery tray (see Battery tray: Removal - Re-
fitting) (MR 411, 80A, Battery),
-the sequential gearbox computer (see 21B, Se-
quential gearbox, Sequential gearbox convert-
er: Removal - Refitting, page 21B-47) ,
-the battery (see Battery: Removal - Refitting)
(MR 411, 80A, Battery).
aFill the electric pump assembly reservoir with oil
(see Sequential gearbox oil: Specifications)
(Technical Note 6012, 04A, Lubricants) to between
32 and 38 mm above the MIN mark.
aCarry out the necessary operations using the Diag-
nostic tool (see Fault finding - Replacement of
components) (MR 413, 21B, Sequential gearbox).
122317
Note:
Prepare for oil to flow out of the electro-hydraulic
unit.
WARNING
After the accumulator has been fully filled (15
seconds after the ignition has been switched on):
the oil level is at the MINIMUM mark.

21B-40
SEQUENTIAL GEARBOX
Sequential gearbox: Removal - Refitting
D4F, and JH1
21B
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 battery (see Battery: Removal - Refitting)
(MR 411, 80A, Battery),
-the sequential gearbox computer (see 21B, Se-
quential gearbox, Sequential gearbox convert-
er: Removal - Refitting, page 21B-47) ,
-the battery tray (see Battery tray: Removal - Re-
fitting) (MR 411, 80A, Battery),
-the petrol injection computer (see Petrol injection
computer: Removal - Refitting) (MR 411, 17B,
Petrol injection),-the air filter unit (see Air filter unit: Removal - Re-
fitting) (MR 411, 12A, Fuel mixture),
-the front wheels (see Wheel: Removal - Refitting)
(MR 411, 35A, Wheels and tyres),
-the catalytic converter (see Catalytic converter:
Removal - Refitting) ,
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (MR 412, 55A, Exterior
protection),
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection).
aDrain:
-the cooling system (see Cooling system: Drain-
ing - Refilling) (MR 411, 19A, Cooling),
-the sequential gearbox (see 21A, Manual gear-
box, Manual gearbox oils: Draining - Filling,
page 21A-2) .
aDrain the refrigerant circuit (see Refrigerant circuit:
Draining - Filling) (MR 411, 62A, Air conditioning).
aRemove:
-the engine - gearbox assembly (see Engine -
gearbox assembly: Removal - Refitting) (MR
411, 10A, Engine and peripherals),
-the hub-carrier - driveshaft assembly (see ) (MR
411, 31A, Front axle components),
-the starter (see Starter: Removal - Refitting) (MR
411, 16A, Starting - Charging),
-the crankshaft position sensor (see Crankshaft
position sensor: Removal - Refitting) (MR 411,
17B, Petrol injection). Special tooling required
Mot. 1448Remote operation pliers for
hose clips .
Equipment required
workshop hoist
load balancer
roller-type stud removal tool
Tightening torquesm
sequential gearbox
studs7 Nm
sequential gearbox bolts44 Nm
sequential gearbox nuts44 Nm
flywheel protection plate
bolts (18)44 Nm
IMPORTANT
Consult the safety and cleanliness advice and oper-
ation recommendations before carrying out any
repair (see 21B, Sequential gearbox, Sequential
gearbox: Precautions for the repair, page 21B-1)
.
AIR CONDITIONING or CLIMATE CONTROL

21B-41
SEQUENTIAL GEARBOX
Sequential gearbox: Removal - Refitting
D4F, and JH1
21B
aRemove the cooling radiator top hose clip (1) using
the (Mot. 1448).
aDisconnect the cooling radiator top hose (2) from the
water chamber.aDisconnect:
-the fan assembly connector (3) ,
-the resistor unit connector (4) from the blower unit.
aUnhook the electrical harness from fan assembly.
aDisconnect the connector (5) from the reverse gear
switch.
aRemove the sequential gearbox earth cable bolt (6) .
122155
WARNING
Prepare for the flow of fluid, and protect the sur-
rounding components.
122153
122154

21B-42
SEQUENTIAL GEARBOX
Sequential gearbox: Removal - Refitting
D4F, and JH1
21B
aRemove:
-the air conditioning condenser inlet pipe bolt (7) ,
-the air conditioning condenser inlet pipe (8) .aRemove the cooling radiator bottom hose clip (9) us-
ing the (Mot. 1448).
aDisconnect the cooling radiator bottom hose (10)
from the coolant pump inlet pipe.
aRemove the « cooling radiator - cooling radiator
hose » assembly from the front axle sub-frame.
aRemove the « cooling radiator - cooling radiator
hose - air conditioning condenser » assembly from
the front axle sub-frame. AIR CONDITIONING or CLIMATE CONTROL
122156
122152
WARNING
Prepare for the flow of fluid, and protect the sur-
rounding components.
STANDARD HEATING
AIR CONDITIONING or CLIMATE CONTROL

21B-45
SEQUENTIAL GEARBOX
Sequential gearbox: Removal - Refitting
D4F, and JH1
21B
If replacing the sequential gearbox
aRefit:
-the sequential gearbox engine speed sensor (see
21B, Sequential gearbox, Sequential gearbox
engine speed sensor: Removal - Refitting, page
21B-38) ,
-the reverse gear switch (17) .
II - REFITTING OPERATION FOR PART
CONCERNED
aFit the sequential gearbox to the engine.
aFit the sequential gearbox studs without tightening
them.
aTorque tighten the sequential gearbox studs (7
Nm) using a roller-type stud removal tool.
aFit without tightening:
-the sequential gearbox bolts,
-the sequential gearbox nuts.
aTighten to torque:
-the sequential gearbox bolts (44 Nm),
-the sequential gearbox nuts (44 Nm).aRefit:
-the flywheel protection plate,
-the flywheel protection plate bolt.
aFit the flywheel protection plate bolts (18) without
tightening them.
aTorque tighten the flywheel protection plate bolts
(18) (44 Nm).
III - FINAL OPERATION
aAttach the engine wiring harness neck to the se-
quential gearbox.
aRefit the electro-hydraulic unit (see 21B, Sequential
gearbox, Electro-hydraulic unit: Removal - Refit-
ting, page 21B-11) .
aFit the « engine - sequential gearbox » assembly to
the front axle sub-frame using a workshop hoist
and a load balancer in its original position.
aRefit the « cooling radiator - cooling radiator hose »
assembly to the front axle sub-frame.
122163
122158
STANDARD HEATING

21B-46
SEQUENTIAL GEARBOX
Sequential gearbox: Removal - Refitting
D4F, and JH1
21B
aRefit the « cooling radiator - cooling radiator hose -
air conditioning condenser » assembly to the front
axle sub-frame.
aConnect the cooling radiator bottom hose to the
coolant pump inlet pipe.
aRefit the cooling radiator bottom hose clip using the
(Mot. 1448).
aRefit:
-the air conditioning condenser inlet pipe,
-the air conditioning condenser inlet pipe bolt.
aRefit the sequential gearbox earth cable bolt.
aConnect the reverse gear switch connector.
aClip the wiring harness to the motor-driven fan as-
sembly.
aConnect:
-the motor-driven fan assembly resistor unit con-
nector,
-the motor-driven fan assembly connector.
aConnect the cooling radiator top hose to the water
chamber.
aRefit the cooling radiator top hose clip using the
(Mot. 1448).
aRefit:
-the engine speed and position sensor (see Crank-
shaft position sensor: Removal - Refitting) (MR
411, 17B, Petrol injection),
-the starter (see Starter: Removal - Refitting) (MR
411, 16A, Starting - Charging),
-the hub-carrier - driveshaft assembly (see ) (MR
411, 31A, Front axle components),
-the engine - gearbox assembly (see Engine -
gearbox assembly: Removal - Refitting) (MR
411, 10A, Engine and peripherals).aFill the refrigerant circuit (see Refrigerant circuit:
Draining - Filling) (MR 411, 62A, Air conditioning).
aRefill:
-the sequential gearbox (see 21A, Manual gear-
box, Manual gearbox oils: Draining - Filling,
page 21A-2) ,
-the cooling system (see Cooling system: Drain-
ing - Refilling) (MR 411, 19A, Cooling).
aRefit:
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (MR 412, 55A, Exterior
protection),
-the catalytic converter (see Catalytic converter:
Removal - Refitting) ,
-the front wheels (see Wheel: Removal - Refitting)
(MR 411, 35A, Wheels and tyres),
-the air filter unit (see Air filter unit: Removal - Re-
fitting) (MR 411, 12A, Fuel mixture),
-the petrol injection computer (see Petrol injection
computer: Removal - Refitting) (MR 411, 17B,
Petrol injection),
-the battery tray (see Battery tray: Removal - Re-
fitting) (MR 411, 80A, Battery),
-the sequential gearbox computer (see 21B, Se-
quential gearbox, Sequential gearbox convert-
er: Removal - Refitting, page 21B-47) ,
-the battery (see Battery: Removal - Refitting)
(MR 411, 80A, Battery). AIR CONDITIONING or CLIMATE CONTROL
AIR CONDITIONING or CLIMATE CONTROL
AIR CONDITIONING or CLIMATE CONTROL