Text in Illustration
HINT
Codes other than DTC B1632 and B1637 may be output at this time, but they are not related to this check.
C -- USE SIMULATION METHOD TO CHECK See: Accessories and Optional Equipment/Antitheft and Alarm
Systems/Diagrams/Diagnostic Aids/How To Troubleshoot ECU Controlled Systems/How To Proceed With Troubleshooting
B -- REPLACE REAR AIRBAG SENSOR LH
A -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY See: Relays and Modules/Relays and Modules - Restraints and Safety
Systems/Air Bag Control Module/Service and Repair/Removal
Up to 08/2009
SUPPLEMENTAL RESTRAINT SYSTEMS: OCCUPANT CLASSIFICATION SYSTEM: B1771: Passenger Side Buckle Switch Circuit
Malfunction
B1771 - Passenger Side Buckle Switch Circuit Malfunction
DESCRIPTION
The passenger side buckle switch circuit consists of the occupant classification ECU and front seat inner belt assembly RH.
DTC B1771 is stored when a malfunction is detected in the passenger side buckle switch circuit.
Troubleshoot DTC B1771 first if DTCs B1771 and B1795 are output simultaneously.
HINT
When DTC B1650/32 is detected as a result of troubleshooting for the airbag system, check the DTCs stored in the occupant
classification ECU. When DTC B1771 is output, perform troubleshooting for the DTC.
WIRING DIAGRAM
INSPECTION PROCEDURE
HINT
* If troubleshooting (wire harness inspection) is difficult to perform, remove the front passenger seat installation bolts to see
under the seat cushion.
* In the above case, hold the seat so that it does not fall down. Hold the seat only as necessary because holding the seat for a long
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