Sienna FWD V6-3.3L (3MZ-FE) (2006)
1. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE NOT INVOLVED IN COLLISION)
a. Perform a diagnostic system check.
2. INSPECT OCCUPANT CLASSIFICATION ECU (VEHICLE INVOLVED IN COLLISION)
a. Perform a diagnostic system check.
b. Even if the airbag was not deployed, check if there is any damage to the occupant classification ECU. If there are any defects as mentioned
below, replace the occupant classification ECU with a new one:
-
Cracks, dents or chips on the case.
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Cracks or other damage to the connector.
CAUTION: Be sure to follow the correct removal and installation procedures.
Function of Passenger Air Bag ON/OFF Indicator
FUNCTION OF PASSENGER AIRBAG ON/OFF INDICATOR
a. Initial check
1. Turn the ignition switch to the ON position.
2. The passenger airbag ON/OFF indicator ("ON" and "OFF") comes on for approximately 4 seconds, then goes off for approximately 2 seconds
.
3. Approximately 6 seconds after the ignition switch is turned to the ON position, the passenger airbag ON/OFF indicator will be ON/OFF
depending on the conditions listed.
HINT:
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The passenger airbag ON/OFF indicator comes on based on the timing chart in order to check the indicator light circuit.
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When the occupant classification system has trouble, both the SRS warning light and the passenger airbag ON/OFF indicator ("OFF")
come on. In this case, check the DTCs in the "AIRBAG SYSTEM" first.
Trouble In Passenger Airbag ON/OFF Indicator
Trouble in Passenger Airbag ON/OFF Indicator
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