Axle Geometry Xsara Citroen XSARA 2004 1.G Workshop Manual

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AXLES
SUSPENSION
STEERING
XSARA AXLE GEOMETRY
Front and rear measuring points
XSARA ALL TYPES N°RPO 8667 #
Front heightRear height
H1= Dimension between the centre of the front suspension arm mounting and the ground.H2= Dimension between the contact face of the rear mounting and the ground.R1= Front wheel radius under load.R2= Rear wheel radius under load.L1= Distance between the centre of the wheel and the centre of the front suspension arm mounting.L2= Distance between the centre of the wheel and the contact face of the rear mounting on the bodyshell.
B3CP06ZD

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AXLES
SUSPENSION
STEERING
Front axle Rear axle
AXLE GEOMETRY
Reference heights
: 4300T N°RPO 9429
# Tools. [1] Gauge for measuring the radius of wheels with 4 bolts
Setting the reference height.
Front
Fr ont
Measure the dimension «R1».
Calculate the dim.
H1 = R1 L1.Measure the dimension
«R2».
Calculate the dim.
H2 = R2 + L2.
Compress the suspension until the values
(H1)and (H2)are obtained.
NOTE:The difference in height between the two sides should be less than10 mm.
XSARA
Reference heights
(in mm)115,5
90,575,5 73
8388 103 Engines2.0i 16V
(RFS)All engines (except
2.0 i 16V and CRD)All CRD
engines 2.0i 16V
(RFS)All Saloon (except
2.0i 16V and CRD)EstateAll CRD
engines
B3CP04AD

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AXLES
SUSPENSION
STEERING
ESSENTIAL: When checking the suspensions, the vehicle should be at reference height.
XSARA
AXLE GEOMETRY
Values of the front and rear suspensions, at reference height
Tools.
Compress the suspension, to obtain the values at reference height.
[1]Set of two suspension compressors: 9511T.A
[2] Set of four straps : 9511T.B
[3] Set of four shackles :9511T.C
A > B =
Negative figure: – = TOEOUT
A < B = Positive figure: + = TOEIN
WARNING
B3CP04LC

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AXLES
SUSPENSION
STEERING
AXLE GEOMETRYXSARA
Values of the front and rear suspensions, at reference height
Front axle
Adjustable
YES
NO
Pivot angle
Camber CastorTracking
Camber
(*) CRD
= Difficult road conditions.
Tracking
Tolerances
± 30’ ± 30’ ±18’ ± 1 mm 1,5 ± 1 mm
0°15’ ± 10’
(toe-out)
3° 2°55’ 3° ± 07’ 2°55’
10°22’ 11° ± 07’ 10°26’
0°12’ 0° ± 07’ 0°07’ 10°40’
0°
Saloon or
entreprise KFWSaloon all engine
typesexcept KFW
Estate
all engine types
except CRD (*)
Rear axle
NO YES
Saloon CRD (*)
KFW2.0i 16V (RFS)Saloon CRD (*)
all engine types
except KFW
Estate CRD (*)
all engine types
Adjustable TolerancesSaloon all engine types
Saloon entreprise2.0i 16V (RFS)Estate
all engine typesSaloon CRD (*)
all engine types
Estate CRD (*)
all engine types
10°44’
± 1,3 mm
± 15’4,54 ± 1,3 mm 5,1 ± 1,3 mm 4,27 ± 1,3 mm 3,45 ± 1,3 mm
0°41’ ± 11’ 0°46’ ± 11’ 0°39’ ± 11’ 0°31’ ± 10’
0°57’ 0°58’ 0°59’

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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
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)

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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