Sienna AWD V6-3.3L (3MZ-FE) (2004)
Power Seat Motor: Testing and Inspection
CHECK POWER SEAT MOTOR ASSEMBLY
a. Inspect the PTC operation inside the power seat motor.
NOTE: The inspection should be performed with the seat installed in the vehicle.
1. Move the seat to any of the maximum positions by operating the power seat switch and keep the seat there for approx. 60 seconds.
2. Try to operate the power seat past the maximum position using the power seat switch and measure the time until the electrical current is shut
off (motor operation sound stop,inspection of current shut-off).
Standard: Approx. 4 to 90 seconds
3. Turn the power seat switch OFF after the inspection of current shut-off, and keep that condition for approx. 60 seconds.
4. Operate the power seat switch to move the seat to the opposite position and check that the motor operates.