front Citroen C3 2004 1.G Repair Manual

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AXLES
SUSPENSION
STEERING
XSARA
AXLE GEOMETRY
a= Angle which defines the tracking between the front and rear axles.
Its value must not exceed
12'.
B3CP04UC

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AXLES
SUSPENSION
STEERING
XSARA
FR ONT AXLE
Tightening torques (m.daN).
(1)
Damper nut: 4,5 ± 0,4
(2)Cup screw : 2,5 ± 0,3
(3)Suspension leg(4)Antiroll bar link rod upper balljoint: 3,7 ± 0,3
(5)Suspension leg pivot (hollow pivot): 4,5 ± 0,5
(5) Suspension leg pivot (pivot «H»): 5,5 ± 0,5
(6)Antiroll bars(7)Antiroll bar link rod lower balljoint:3,7 ± 0,3
(8)Pivot lower balljoint:4 ± 0,4
(9)Driveshaft nut: 32,5 ± 2,5
(10) Wheel bolt:9 ±1
(11)Lower arm front mounting: 7,6 ± 0,7
(12) Lower arm rear mounting
and antiroll bar bearing: 6,8 ± 0,6
(13)Screw under rear mounting: 3,1 ± 0,3
(14) Balljoint fixing on lower arm:5 ±0,5Subframe to bodyshell fixing screw: 8,5 ± 0,8
B3CP040PB3CP041D
VehiclesRPO 8667#are all equipped
as standard with ventilated discs.

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AXLES
SUSPENSION
STEERING
FRONT AXLE
Evolution: Suspension arm balljoint
XSARA
Application from RPO: 7968.
New components:
Suspension arm balljoint.
Pivot.
Old fitting
ØA = 16 mm.
New fittingØA = 18 mm.
Repair requirements.
ESSENTIAL:Swapping of old and new components is forbidden.
It is permitted to fit a new pivot/balljoint assembly on one side of an old
vehicle.
Replacement Parts.
The old components are still available from Replacement Parts.
B3CP054D

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AXLES
SUSPENSION
STEERING
FRONT AXLE
Antiroll bar
Diameter
Engine ver sions
1.6i 1.6i 16V 1.9 D
2.0i 16V (RFV) 1.4 HDi 2.0 HDi
19 Blue
20
21Yellow
White
2.0i 16V (RFS)colour reference
XSARA
Saloon
Estate
Saloon

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AXLES
SUSPENSION
STEERING
FRONT AXLE
XSARA
Pivot balljoint:
Manual steering, groove at «b».
Power steering, groove at
«b».
Tongue «a» towards the front.
B3CP049C
B3CP043D

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AXLES
SUSPENSION
STEERING
XSARA
REAR AXLE
Tightening torques (m.daN).
(1)
Antiroll bar lever: 3,2 ± 0,3
(2)Antiroll bar(3)Transversal torsion bars(4)Rear crossmember flanges: 8,3 ± 0,8
(5) Front silentblocks: 5,5 ± 0,5
(6)Rear silentblocks: 4,5 ± 0,4
(7)Antivibration clamp(8) Damper pin:9,6 ± 0,9
(9)Stub axle nuts (lubricated):18,5 ±1
NOTE:
The RHtorsion bar is identified by 1 paint line.
The
LHtorsion bar is identified by 2 paint lines.
B3DP04SP

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AXLES
SUSPENSION
STEERING
XSARA REAR AXLE
The front silentblocks are aligned at an angle of 45°in relation to the vehicle’s axis.
The rearsilentblocks are in parallel with the vehicle’s axis.
NOTE:There are two suppliers for the silentblocks:

RBT, identified by a Green or Yellow painted dot on the side of the mounting.
PAULSTRA, identified by a Blackpainted dot on the side of the mounting.
It is
FORBIDDENto swap components of different suppliers.
Operating clearance X = 1 to 1.4 mm.
NOTE:
The RH torsion bar can be identified by 1
paint line.
The LH torsion bar can be identified by
2 paint lines.
B3DP04UDB3DP04TC

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AXLES
SUSPENSION
STEERING
POWERASSISTED STEERING SPECIFICATIONS
XSARA
Powerassisted steering assembly
Tightening torques (m.daN).
High pressure tube (Rubber seal pump side)
Powerassisted valve and pump union: 2.5
Return pipe.
Powerassisted valve union: 2.5
(16)Upper front fixing (E3) : 2.5
(17) Upper rear fixing (E3) : 2.2
(18)Fixing (E3) : 2.2
Tightening sequence.
Tighten screws (16)and (18).
Lightly tighten screw
(17), then fully tighten.
Pressure switch on the pressure circuit.
Switch opens 30to 35 Bars.
Switch closes 25 Bars.
Tighten to :
2 m.daN. Powerassisted steering system capacity =
1 litre.
Oil type:TOTAL FLUIDE ATX.
SAGINAW Pump adjustment = 100 Bars ± 5.
Pump shaft threading 3/8 16 threads per inch.
B3EP045D

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AXLES
SUSPENSION
STEERING
H1 = R1 – L1 H1’ = R1 – L1’
H1
= From the front suspension arm linkage bolt axis to the ground.R1= Radius of the front wheel when laden.L1= From the centre of the wheel to the front suspension arm linkage
bolt axis.
H1’= From the front jacking point to the ground.L1’= From the front jacking point to the radius of the front wheel when
laden.
H2 = R2 L2
H2
= From the rear axle silentblock face to the ground.R2= Radius of the rear wheel when laden.L2= From the centre of the wheel to the rear axle silentblock face.
AXLE GEOMETRY
Checks at reference height
NOTE:
To make the setting of reference height easier, it is acceptable to take the measurement from the flange of the jacking point.
WARNING: The values shown should only be used as guides. In case of doubt, check the settings at reference height
Rear heightFront height
B3CP05BCB3CP058DB3DP079C
XSARA PICASSO
Conditions for checking and adjusting:Tyres inflated to correct pressures. Vehicle at reference height. Steering rack locked at mid point(see corresponding operation).

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AXLES
SUSPENSION
STEERING
AXLE GEOMETRY
Compress the suspension to obtain the calculated values.
NOTE:The difference in height between the two sides should be less than 10 mm. Measure the radius of the rear wheel:
R2.
Calculate dimension H2. Measure the radius of the front wheel:R1.
Calculate dimension H1or H1’.
Checks at reference height (the reference height of the vehicle is set as per the table below).
B3CP05BCB3CP05AC
XSARA PICASSO
Front axlesRear axle
Front axles
Rear axle Engines:NFV 6FZ RFN 9HZ 9HY RHY
H1 = R1 – L1 ou H1’ = R1 – L1’
NO CRD Vehicle (CRD = Difficult road conditions)
L1 = 90,5 mmL1’ = 124 mmL2 = 8,5 mm H2 = R2 + L2
B3DP079C
Value at reference height (8/+3 mm)Value at reference height (+10/3 mm)