Renault Scenic 3 Chassis. Manual — part 48
38C
-
5
ANTI-LOCK BRAKING SYSTEM
Hydraulic unit
K4J
38C
Remove:
- the filter element (9),
- the throttle valve mounting bolts (11),
- the throttle valve,
- the air filter box (10).
Remove:
- the air distribution unit mounting bolts (12),
- the air distribution unit,
- the soundproofing screen mountings.
Remove the soundproofing screen.
Remove the lifting eye (13).
Remove the air conditioning pipe (see Evaporator -
dehydration canister).
101104
101800
10
9
11
11
101794
104324
AIR CONDITIONING or CLIMATE CONTROL
12
12
12
13
38C
-
6
ANTI-LOCK BRAKING SYSTEM
Hydraulic unit
K4J
38C
Remove the ABS computer earth terminal mounting
bolt.
Disconnect the computer connector.
Unscrew the six hydraulic unit pipes.
Unclip the six pipes from the hydraulic unit.
Remove:
- the hydraulic unit support mounting bolts (14),
- the « hydraulic unit - support » assembly,
- the hydraulic unit - support mounting bolts,
- the hydraulic unit.
REFITTING
Proceed in the reverse order to removal.
Refit the air conditioning pipe (see Evaporator - de-
hydration canister).
104341
WARNING
- Replace the throttle valve seal each time it is
removed.
- Position the hydraulic unit earth terminal wire
facing downwards to optimise the computer
connector sealing.
14
14
106032
WARNING
Set up the ear th terminal wires facing
downwards, to optimise the hydraulic unit compu-
ter connector sealing.
AIR CONDITIONING or CLIMATE CONTROL
38C
-
7
ANTI-LOCK BRAKING SYSTEM
Hydraulic unit
K4J
38C
Torque tighten:
- the hydraulic unit support mounting bolts (0.65
daNm),
- the bolts securing the pipes on the hydraulic
unit (1.4 daNm),
- the air distributor mounting bolts (0.9 daNm),
- the hydraulic unit - support mounting bolts (0.8
daNm).
Bleed the braking circuit using the Diagnostic tool
(Section General Vehicle Information, Braking circuit
bleed, page 30A-5).
Fill up the refrigerant circuit using the filling station
tool.
WARNING
- When the ignition is switched on, the throttle
valve should run a minimum and maximum stop
programming cycle. Using the Diagnostic tool,
check that this programming has been executed
correctly.
- Connect the battery; carry out the necessary
programming (Section Electrical equipment).
AIR CONDITIONING or CLIMATE CONTROL
Note:
- Make sure the air conditioning is working pro-
perly with the fan assembly at top speed.
- If there is no cooling, look for leaks (see Leak
detection).
38C
-
8
ANTI-LOCK BRAKING SYSTEM
Hydraulic unit
K4M
38C
REMOVAL
Disconnect the battery, starting with the negative ter-
minal.
Fit a pedal press tool to the brake pedal to restrict
the outflow of brake fluid.
Drain the refrigerant circuit using the filling station
tool.
Remove the cowl grille ( Wiping - WashingSection).
Remove:
- the engine covers,
- the two air filter access panel mounting bolts (1),
- the plenum chamber partition mounting bolts (2),
- the plenum chamber partition.
Remove the plenum chamber bracket (3)
Equipment required
pedal press
filling station
Diagnostic tool
Tightening torques
m
0.65 daNm
hydraulic unit - support
mounting bolts
0.8 daNm
bolts securing the pipes
on the hydraulic unit
1.4 daNm
air distributor mounting
bolts
0.9 daNm
AIR CONDITIONING or CLIMATE CONTROL
104343
104246
104666
2
1
2
2
3
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