GX 470 V8-4.7L (2UZ-FE) (2004)
a. Disconnect the the J/B connector, and check the voltage or continuity between each terminal of the wire harness side connector.
If the result is not as specified, there may be a malfunction on the wire harness side.
b. Reconnect the J/B connector, and check the voltage between each terminal of the connector.
If the result is not as specified, the ECU may have a malfunction.