CITROEN Saxo 2003 Handbook page 404

BRAKE SPECIFICATIONS
XSARA - All Types
Braking circuit with ESP (BOSCH 5.7)
(A) Hydraulic circuit.
(B) Electrical circuit.
(1) Master cylinder in tandem.
(2) Braking servo.
(3) Brake caliper (or drum at the rear).
(4) Toothed wheel.
(5) Wheel sensor.
(6) Brake fluid level sensor.
(7) Hydraulic block plus ECU.
(8) Stoplamp switch.
(9) Instrument panel.
(10) Diagnostic socket.
(11) Built-in systems interface (BSI).
(12) Steering angle sensor.
(13) Gyrometer/accelerometer sensor.
(14) Switch.
B3HP004P
400