Inspection [12/2015 - 08/2016]: Procedure
WARNING: This page is about a different car, the 2016 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.
- INSPECT DUTY VACUUM SWITCHING VALVE (OPERATION)
- Check the operation of the duty vacuum switching valve when positive battery voltage is applied to its terminals.TEXT IN ILLUSTRATION
*a Component without harness connected
(Duty Vacuum Switching Valve)OK
Tester Connection Condition Specified Condition 1 - 2 Battery voltage is not applied The air from pipe G is flowing out through pipes E and H. Battery voltage is applied The air from pipe F is flowing out through pipes E and H.
- Check the operation of the duty vacuum switching valve when positive battery voltage is applied to its terminals.
- INSPECT DUTY VACUUM SWITCHING VALVE (RESISTANCE)
- Measure the resistance according to the value(s) in the table below.TEXT IN ILLUSTRATION
*a Component without harness connected
(Duty Vacuum Switching Valve)Standard Resistance
Tester Connection Condition Specified Condition 1 - 2 20°C (68°F) 19 to 21 Ω If the resistance is not as specified, replace the duty vacuum switching valve.
- Measure the resistance according to the value(s) in the table below.