System Description: Actuator

The actuator contains:

Fig 1: Identifying ABS Actuator Components

Courtesy of NISSAN MOTOR CO., U.S.A.

• An electric motor and pump
• Two relays
• Eight solenoid valves, each inlet and outlet for
  • LH front
  • RH front
  • LH rear
  • RH rear

These components control the hydraulic circuit. The ABS control unit directs the actuator to increase, hold or decrease hydraulic pressure to all or individual wheels.

Fig 2: Identifying ABS Actuator Operation Specifics

Courtesy of NISSAN MOTOR CO., U.S.A.