System Description

1. The seat vibration system has the following: 1) the seatback mat function, which drives the pump and 8 solenoid valves to control the 8 air vibration bags; and 2) the seat vibrator function, which drives the motor.
2. The seatback mat function has a MANUAL mode for operating the air vibration bags of the shoulder or lower back, and a PROGRAM mode for operating preset combinations of the air vibration bags of the shoulder and lower back. It is possible to switch between 3 levels of speed and intensity in these modes.
3. The seat vibrator function can be switched between 7 levels of vibration speed.

1. When Air is Being Supplied
   Fig 1: Seatback Mat Function Diagram (Air Supplied)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. When Air is Being Released
   Fig 2: Seatback Mat Function Diagram (Air Released)

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Fig 3: Identifying Seat Vibrator Switch

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

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