Sienna FWD V6-3.3L (3MZ-FE) (2006)
b. Reconnect the ECU connectors, and check the voltage of each terminal of the connectors.
*1 Satellite switch (Slide door LH)
*2 Power slide door control switch LH
*3 Transmitter switch (Slide door LH)
*4 When all the conditions listed below are met, the warning buzzer sounds.
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Ignition switch is turned ON
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Shift lever is moved into any position except position
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Slide door is open or power slide door system activated to open
*5 When any condition listed below is met, the sounding warning buzzer stops.
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Shift lever is moved into P position
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Slide door is fully closed
*6 Terminal SEL is used for distinction between the power slide door ECU LH and RH. Only terminal SEL of the power slide door ECU LH is
grounded.
HINT: Use an oscilloscope to check the output voltages of the power slide door main switch, buzzer and pulse sensor.
If the result is not as specified, the ECU may have a malfunction.
2. CHECK POWER SLIDE DOOR ECU RH