Sequoia 4WD V8-4.6L (1UR-FE) (2010)
Seat Occupant Sensor: Service and Repair
Installation
SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION ECU: INSTALLATION
CAUTION:
Some of these service operations affect the SRS airbag system. Read the precautionary notices concerning the SRS airbag system
before servicing See: Air Bag Systems/Service Precautions.
1. INSTALL OCCUPANT CLASSIFICATION ECU (for Manual Seat)
(a) Check that the ignition switch is off.
(b) Check that the negative battery (-) terminal is disconnected.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
(c) Engage the claw and occupant classification ECU.
(d) Connect the connector to the occupant classification ECU.
NOTICE:
*
If the occupant classification ECU has been dropped, or there are any cracks, dents or other defects in the case or connector,
replace it with a new one.
*
When installing the occupant classification ECU, make sure that the SRS wiring does not interfere with other parts and that it is
not pinched between other parts.
*
When replacing the occupant classification ECU, replace the bolt with a new one.
2. INSTALL OCCUPANT CLASSIFICATION ECU (for Power Seat)
(a) Check that the ignition switch is off.
(b) Check that the negative battery (-) terminal is disconnected.
CAUTION:
Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.
(c) Engage the claw and occupant classification ECU.
(d) Connect the 2 connectors to the occupant classification ECU.