Sienna AWD V6-3.5L (2GR-FE) (2007)
DC/AC Inverter: Testing and Inspection
Component Inspection
INSPECTION
1. INSPECT INVERTER MAIN SWITCH
a. Inspect the continuity between terminal at the each switch position shown in the chart.
If continuity is not as specified, replace the main switch assembly.
b. Inspect the bulb state when connecting the battery to each terminal.
If operation is not as specified, check the faulty bulb.
c. Inspect continuity of the bulb by connecting the tester as shown in the illustration.
If continuity exists, replace the main switch assembly.
If no continuity exists, replace the bulb.