CITROEN C2 2003 Handbook page 179

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 caliper
B : Rear brake drum
Bleed screw (6).
Bleed each wheel cylinder, proceeding in the following
order :
B3FP15YC
BLEEDING AND FILLING THE BRAKING SYSTEM
Bleeding, filling (continued)
Front LH wheel.
Front RH wheel.
Rear LH wheel.
Rear RH wheel.
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B3FP15ZD