Sienna FWD V6-3.3L (3MZ-FE) (2006)
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Part 2
b. Reconnect the T9 ECU connector and measure the voltage of each terminal of the connector.
If the result is not as specified, the ECU may have a malfunction.
c. Inspect using an oscilloscope.
1. Waveform 1 (Reference):
2. Waveform 2 (Reference):
3. Waveform 3 (Reference):
