LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 1999 >> LS 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> Body and Frame >> Body Control Systems >> Body Control Module >> Testing and Inspection >> Component Tests and General Diagnostics >> Passenger Buckle Switch/Seat Belt Warning Detection Sensor
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Passenger Buckle Switch/Seat Belt Warning Detection Sensor

CIRCUIT DESCRIPTION
This circuit detects the conditions of the passenger buckle switch and the seat belt warning occupant detection sensor and makes the passenger seat belt warning flash.




WIRING DIAGRAM

Step 1:




Step 2:




Step 3:




Step 4:




INSPECTION PROCEDURE

HINT: In case of using the LEXUS hand-held tester, start the inspection from step 1 and in case of not using the LEXUS hand-held tester, start from step 2.