9-3 XWD (9440) L4-2.0L Turbo (B207R) (2009)
1
Valve body
2
Motor
3
Pump
4
Inlet valve
5
Outlet valve
6
Pressure relief valve
7
Pressure increase valve
8
Pressure chamber
9
Accumulator chamber
10
Brake pressure sensor
Power supply, ground and bus communication