Operation CHARM: Car repair manuals for everyone.

Antilock Brakes / Traction Control Systems

PSD/ABS layout





1 - ABS I PSD control unit

2 - Lateral acceleration sensor

3 - Slave cylinder, transverse lock

3a- Pilot pressure valve in lock hydraulics

4 - Pressure pump with pressure warning switch*

5 - Lock solenoid valve*

6 - Pressure reservoir*

7 - Supply tank*

8 - Wheel speed sensor

* The lock hydraulics (No.4 to No.7) is located on a joint bracket in the left-hand wheel well. Brake fluid is used as the operating medium.