Sienna FWD V6-3.5L (2GR-FE) (2009)
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Neutral Safety Switch: Testing and Inspection
U151E AUTOMATIC TRANSAXLE: PARK / NEUTRAL POSITION SWITCH: INSPECTION
INSPECTION
1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY OPERATION
(a) Apply the parking brake and turn the ignition switch to the ON position.
(b) Depress the brake pedal and check that the engine starts only when the shift lever is in the N or P position and the engine does not start when
the shift lever is in other positions.
(c) Check that the back up light comes on and the reverse warning buzzer sounds only when the shift lever is in the R position and the light and
buzzer do not operate when the shift lever is in other positions.
(d) If a failure is found, check the park/neutral position switch for continuity.
2. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY
(a) Jack up the vehicle.
(b) Disconnect the park/neutral position switch connector.
(c) Measure the resistance according to the value(s) in the table below when the shift lever is moved to each position.
Resistance:
