Sienna LE V6-3.0L (1MZ-FE) (1998)
b. Disconnect the connector from the integration relay and inspect the connector on the wire harness side.
If the circuit is as specified, try replacing the relay with a new one.
If the circuit is not as specified, inspect the circuits connected to other parts.
w/ Power Door Lock Control:
INSPECT INTEGRATION RELAY CIRCUIT
a. Remove the relay from the junction block No.1 and inspect the connector on the junction block side.