Sienna FWD V6-3.3L (3MZ-FE) (2006)
b. Disconnect the 1A, 1C, 1L and 1K J/B connectors.
c. Measure the voltage and resistance between each terminal of the wire harness side connectors and body ground.
If the result is not as specified, there may be a malfunction on the wire harness side.
d. Reconnect the B6, B7 and B9 ECU connectors.
e. Reconnect the 1A, 1C, 1L and 1K J/B connectors.
f.
Measure the voltage between each terminal of the connectors and the body ground.
If the result is not as specified, the J/B assembly (body ECU) may have a malfunction.