Highlander 4WD V6-3.0L (1MZ-FE) (2003)
b. Check the voltage or continuity of each terminal of the wire harness side connector.
If the result is not as specified, the wire harness side may malfunction.
c. Reconnect the ECU connectors, and check the voltage of each terminal of the connectors.
If the result is not as specified, the door ECU or communication line may malfunction.