Page 85 of 135

21B-25
SEQUENTIAL GEARBOX
Solenoid valves: Removal - Refitting
D4F, and JH1
21B
a
aRemove:
-the bolts (19) from engagement solenoid valve 2,
-engagement solenoid valve 2.
REFITTING
I - REFITTING PREPARATION OPERATION
aIt is essential to replace the engagement or clutch
solenoid valve seal.
II - REFITTING OPERATION FOR PART
CONCERNED
1 - Refitting engagement solenoid valve 1,
selection solenoid valve 3 and selection solenoid
valve 4
aRefit the affected solenoid valve, following the cor-
rect removal order for the solenoid valves:
-engagement solenoid valve 1 fitted with its new
seal,
-selection solenoid valve 3,
-selection solenoid valve 4,
-the clutch solenoid valve fitted with its new seal.2 - Refitting engagement solenoid valve 2
aRefit:
-engagement solenoid valve 2 fitted with its new
seal,
-engagement solenoid valve 2 bolts.
aConnect the connectors:
-to engagement solenoid valve 2,
-to the solenoid valve unit pressure sensor.
III - FINAL OPERATION
1 - Refitting engagement solenoid valve 1,
selection solenoid valve 3 and selection solenoid
valve 4
aFit the electro-hydraulic unit connector mounting.
aRefit the electro-hydraulic unit connector mounting
bolts.
aClip the pump assembly supply connector onto the
electro-hydraulic unit connector mounting.
aConnect the pump assembly supply connector.
aRefit:
-the sequential gearbox lifting eye on the sequential
gearbox,
-the sequential gearbox lifting eye nut,
-the breather pipe on the sequential gearbox.
aAttach the breather pipe:
-to the cooling hose,
-to the sequential gearbox lifting eye.
2 - Refitting engagement solenoid valve 2
aFit the left-hand suspended engine mounting to the
body.
aFit the left-hand suspended engine mounting bolts
without tightening them.
aTorque tighten the left-hand suspended engine
mounting bolts (21 N.m).
aRaise the sequential gearbox to its original position.
aFit the left-hand suspended engine mounting rubber
pad.
aFit the left-hand suspended engine mounting rubber
pad bolts without tightening them.
aTorque tighten the left-hand suspended engine
mounting rubber pad bolts ( 62 N.m).
122319
Note:
Prepare for oil to flow out of the electro-hydraulic
unit.
Page 89 of 135

21B-29
SEQUENTIAL GEARBOX
Actuator module: Removal - Refitting
D4F, and JH1
21B
aPosition the (Ms. 583) on the reservoir low pressure
return hose (1) .
aRemove the clip (2) from the reservoir return hose.
aDisconnect the reservoir low pressure return hose
(1) from the actuator module.
aRemove:
-the clutch stay high pressure supply pipe bracket
bolt (3) ,
-the actuator module high pressure supply pipe by
pressing on the unions (4) ,
-the clutch stay high pressure supply pipe by press-
ing on the unions (5) ,
-the actuator module from the pump assembly.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aFit:
-the clutch stay high pressure supply pipe,
-the actuator module high pressure supply pipe.
aFit the high pressure pipe unions, without tightening
them.
aConnect the reservoir low pressure return hose to
the actuator module.
aRefit the reservoir return hose clip on the actuator
module.
aRemove the (Ms. 583) from the reservoir low pres-
sure return hose.
aClip the pump assembly supply connector onto the
electro-hydraulic unit connector mounting.
aConnect the pump assembly supply connector.
II - FINAL OPERATION
aRefit the electro-hydraulic unit (see 21B, Sequential
gearbox, Electro-hydraulic unit: Removal - Refit-
ting, page 21B-11) .
aTorque tighten the high pressure pipe unions (14
N.m).
aRefit:
-the clutch stay high pressure supply pipe bracket
bolt,
-the front axle subframe (see Front axle subframe:
Removal - Refitting) (MR 411, 31A, Front axle
components),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (MR 412, 55A, Exterior
protection),
-the front wheels (see Wheel: Removal - Refitting)
(MR 411, 35A, Wheels and tyres),
-the rear suspended engine mounting (see Lower
engine tie-bar: Removal - Refitting) (MR 411,
19D, Engine mounting),
-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),
122171
Note:
Prepare for oil to flow out of the electro-hydraulic
unit.
Note:
Prepare for oil to flow out of the electro-hydraulic
unit.
Page 94 of 135

21B-34
SEQUENTIAL GEARBOX
Clutch position sensor: Removal - Refitting
D4F, and JH1
21B
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aDisconnect the clutch position sensor connector (1) .
aRemove:
-the clutch position sensor bolts (2) ,-the clutch position sensor.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
a
aPosition the clutch position sensor on the cylinder
control shaft.
aPivot the clutch position sensor clockwise until the
holes of the sensor are opposite the mounting holes.
aTighten the clutch position sensor bolts.
aConnect the clutch position sensor connector.
II - FINAL OPERATION.
aCarry out the necessary operations using the Diag-
nostic tool (see Fault finding - Replacement of
components) (21B, Sequential gearbox). Equipment required
Diagnostic 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)
.
IMPORTANT
Before carrying out any operation on the sequential
system, discharge the accumulator using the diag-
nostic tool.
122326
127569
Note:
The clutch cab le (3) must be in place on the fork,
i.e. out of the cylinder casing.
Page 95 of 135
21B-35
SEQUENTIAL GEARBOX
Clutch position sensor: Removal - Refitting
D4F, and JH1
21B