Sienna AWD V6-3.3L (3MZ-FE) (2004)
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c. Inspect using an oscilloscope.
2. CHECK TRANSPONDER KEY ECU ASSY
a. Disconnect the T6 ECU connector, and check the voltage and resistance between each terminal of the wire harness side connector.
Standard:
If the result is not as specified, there may be a malfunction on the wire harness side.
b. Reconnect the T6 ECU connector, and check the voltage between each terminal of the connector.
Standard:
If the result is not as specified, the ECU may have a malfunction.
