GS 350 RWD V6-3.5L (2GR-FSE) (2007)
a. Disconnect the Y2 and Y9 connectors.
b. Connect the voltmeter's positive (+) lead to terminal Y2-2 and the negative (-) lead to terminal Y2-4.
c. Connect the voltmeter's positive (+) lead to terminal Y9-2 and the negative (-) lead to terminal Y9-4.
d. Measure the voltage of the connector.
If the result is not as specified, replace the light assembly.