Make sure that all occupants are wearing their seat belts before driving the vehicle.
Use a child restraint system appropriate for the child until the child becomes large enough to properly wear the vehicle’s seat belt.
Correct driving posture
Adjusting the mirrorsFront occupant classification sensor rh circuit malfunction
Description
The front occupant classification sensor rh circuit consists of the occupant
classification ecu and the
front occupant classification sensor rh.
Dtc b1781 is recorded when a malfunction is detected in the front occupant
classification sensor rh
circuit.
Wiring diagram
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System diagram
System diagram (2005/11-2006/01)
System diagram (2006/01- )
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Terminals of ecu
Check power steering ecu
Hint:
Measurements cannot be performed on the c connector
side of the power steering ecu.
Measure the voltage and resistance of the
connectors.
If the result is not as specified, the ecu may have a
malfunction. ...