Sienna FWD V6-3.3L (3MZ-FE) (2006)
Air Door Actuator / Motor: Testing and Inspection
Air Inlet Control Servo Motor
ON-VEHICLE INSPECTION
1. INSPECT AIR INLET CONTROL SERVO MOTOR
a. Remove the air inlet control servo motor.
b. Connect the positive (+) lead from the battery to terminal 5 and negative (-) lead to terminal 4, then check that the lever turns to "FRESH" side
smoothly.
c. Connect the positive (+) lead from the battery to terminal 4 and negative (-) lead to terminal 5, then check that the lever turns to
"RECIRCULATION" side smoothly.
NOTE: While using the battery during inspection, do not bring the positive and negative tester probes too close to each other as a short circuit
may occur.
If the operation is not as specified, replace the air inlet control servo motor.