front Citroen C3 2004 1.G Repair Manual

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AXLES
SUSPENSION
STEERING
A > B =Negative figure: – = TOEOUT
A < B = Positive figure:+ =TOEIN
WARNING
AXLE GEOMETRY
Checks at reference height (the reference height of the vehicle is set as per the table below).
NO CRD Vehicle (CRD = Difficult road conditions)
Front axle Rear axle
Vehicle Tracking Castor Pivot angle Camber Tracking Camber
Adjustable Yes No
All types0 ± 1 mm4,8 ± 1,3 mm
0°09’ at + 0°09’3° ± 18’ 10°43’ ± 30’ 0° ± 30’
0°43’ ± 0°12’ 1°13’ ± 18’
XSARA PICASSO
B3CP02UC

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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 axleRear axle
Front axle
Rear axle Engines:NFV RFN RHY
H1 = R1 – L1 or H1’ = R1 – L1’
NO CRD Vehicle (CRD = Difficult road conditions)
L1 = 75,5 mmL1’ = 109 mmL2 = 23,5 mmH2 = R2 + L2
B3DP079C

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AXLES
SUSPENSION
STEERING
A > B =Negative figure: – = TOEOUT
A < B = Positive figure:+ =TOEIN
WARNING
AXLE GEOMETRY
Checks at reference height (the reference height of the vehicle is set as per the table below).
CRD Vehicle (CRD = Difficult road conditions)
Front axle Rear axle
Vehicle Tracking Castor Pivot angle Camber Tracking Camber
Adjustable Yes No
All types 1 ± 1 mm3,7 ± 1,3 mm
0°18’ at 0°0’2°56’ ± 18’ 10°25’ ± 30’ 0°07’ ± 30’
0°33’ ± 0°12’ 1°14’ ± 18’
XSARA PICASSO
B3CP02UC
Engines: NFV RFN RHY

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AXLES
SUSPENSION
STEERING
FRONT AXLE
Tightening torques m.daN.
(1)Damper nut: 4.5 ± 0.4
(2)Cup screw: 2.5 ± 0.2
(3)Suspension leg(4)Antiroll bar link rod balljoint: 3.7 ± 0.3
(5)Suspension leg swivel: 4.5 ± 0.4
(6) Antiroll bar(7)Antiroll bar link rod balljoint: 3.7 ± 0.3
(8)Lower swivel balljoint: 4 ± 0.4.
(9) Hub nut (greased): 32.5 ± 2
(10)Wheel bolt (face and threads not greased):9 ±1
(11) Lower arm front pivot: 7.6 ± 0.7
(12)Lower arm rear pivot and
antiroll bar bearing:6.8 ±0.6
(13) Screw under rear pivot : 3.5 ± 0.3 Lower arm in forged steel : 3.7 ± 0,3 Lower arm in plate steel: 3.1 ± 0,3Screw fixing subframe on bodyshell:8.5 ±0,8Screw fixing balljoint on lower arm (plate steel):4.5 ± 0,4
Antiroll bar
Engine
All TypesDiameter
21colour reference
WHITE Suspension leg angle :
Tab «a»towards the front.B3CP056P
B3CP057D
B3CP043D
XSARA PICASSO

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AXLES
SUSPENSION
STEERING
REAR AXLE
Tightening torques m.daN.
(14)
Front silentblock on subframe: 9.4 ± 0.9
(15)
Antiroll bar bolt: 5.5 ± 0.5
(16)
Rear torsion bar
(17)Antiroll bar
(18)Tubular axle
(19) Front silentblock on bodyshell: 4 ± 0.4
(20)
Rear upper arm.
(21) Wheel bolt (face and threads not lubricated):9 ±1
(22)
Damper
(23)Rear silentblock on subframe:5.4 ± 0.5
(24)
Damper pin nut: 11 ± 1
(25)
Stub axle nuts (lubricated):25 ±2
(26)
Rear silentblock on bodyshell: 6.5 ± 0.6
Antiroll bar
Torsion bar
Engine
All Types19,6 PINK Ø (mm)Colour
referenceØ (mm)
21Colour
reference
ORANGE
B3DP078D
NOTE:The RH torsion bar can be identified by 1 paint line.
The LH torsion bar can be identified by 2 paint lines.
XSARA PICASSO

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BRAKES
B3FP7BSD
BRAKE SPECIFICATIONS
Braking circuit without ABS REF (drum brakes at the rear)
Braking system specifications
Braking circuit at «X».
Front brakes with ventilated discs
(*).
Rear brakes with eitther drums or discs
(*).
Handbrake lever controlling cables acting on the
rear wheels.
The compensator and main brake limiter functions
are assured by the
ABS EBD system.
NOTE: REF= Electronic Brakeforce Distribution.
(*)= according to version.
C2

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C2
BRAKE SPECIFICA TIONS
(7) Hydraulic blockBRAKESRef. Components Supplier Part no. Observations
ABS MK 70 Mounted on the front LH chassis
Hydraulic block 96 514 120 80 member.
ESP ABS MK.60 4 adjustment channels.
7 96 490 288 80
ABS MK.70
ECU ESP ABS 26way connector.
MK 60 Integral to the hydraulic block.
2way blue connector.
The sensors are inductivetype.
Front wheel sensor TEVES Mounted on the pivot
Nonadjustable airgap:
0.16 to 1.6 mm.
596 387 201 80Tightening torque:0.8 ±0.2 m.daN.
2way blue connector.
The sensors are inductivetype
Rear wheel sensor Mounted on the suspension arm.
Nonadjustable airgap
: 0,35 à 1,6 mm.
Tightening torque:0,8 ± 0,2 m.daN.
Hub equipped with a bearing with
4 Hub bearing SNR an integral magnetic wheel
(48 pairs of poles).B3FP7BVC

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BRAKESBRAKE SPECIFICATIONS
Brake pedal
Front brakes Rear brakes
(16)
Servo fixing:2,2 ±0,3
(17)Fixing on master cylinder:2 ±0,5(12)Yoke fixing on caliper: 10,5 ± 1
(13)Yoke fixing on caliper: 3 ± 0,3(14)
Rear caliper fixing on arm: 5,3 ± 0,5
(15) Yoke fixing on caliper: 3,8 ± 0,3
Tightening torques (m.daN).
B3FP166DB3FP164CB3FP165C
C2

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BRAKES
C5FP0ELD
HANDBRAKE (Adjustment)
Adjustment.
Lift and chock the vehicle.
Remove:
The rear cover
(8).
The nut (9).
The handbrake trim (6).
The gear lever gaiter (5).
The front cover (3).
The screws (1).
Disconnect the connectors of the following components:
The cigar lighter
(2).
The electric window buttons (4).
Remove the central console
(7).
WARNING:Check that the brake cables are correctly
routed under the vehicle.
Slacken the handbrake lever.
Press gently on the brake pedal
(Then repeat the ope
ration 3 times).
Pull vigorously on the handbrake lever 4 or 5 times.
C2

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BRAKES
B3FP15YCB3FP15ZD
BLEEDING AND FILLING THE BRAKING SYSTEM (Continued)
Bleeding the primary braking circuit.
WARNING:The ABS should not be active during the
bleeding operation.
Front brake caliper, Bleed screw
(5).A: Rear brake caliperB: Rear brake drum
Bleed screw
(6).
Bleed each wheel cylinder, proceeding in the following
order:
Front LH wheel.
Front RH wheel.Rear LH wheel.
Rear RH wheel.
C2