CITROEN C2 2003 Handbook page 158

Tyres inflated to correct pressures.
Steering rack locked at mid point (See corresponding operation).
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Front height
H1 = R1 - L1
H1 = Measurement between the measuring zone underneath the front
subframe and the ground.
R1 = Front wheel radius under load.
L1 = Distance between the wheel axis and the measuring zone
underneath the front subframe.
AXLE GEOMETRY
Conditions for checking and adjusting
Vehicle at reference height.
Vehicle heights at reference height
L1
H2 = Measurement between the measuring zone underneath the rear sill
and the ground.
R2 =Rear wheel radius under load.
L2 = Distance between the wheel axis and the measuring zone
underneath the rear sill.
156
Rear height
L2
H2 = R2 + L2