Sienna AWD V6-3.3L (3MZ-FE) (2004)
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Alarm Module: Testing and Inspection
Theft Deterrent System
TERMINALS OF ECU
CHECK INSTRUMENT PANEL J/B ASSY (MULTIPLEX NETWORK BODY ECU)
a. Disconnect the B6, B7 and B9 ECU connectors.
b. Disconnect the 1A, 1C, 1L and 1K J/B connectors.
c. Check the voltage and resistance between each terminal of the wire harness side connectors and body ground.
