SYSTEM DIAGRAM
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Occupant Classification System: Passenger Side Buckle Switch Circuit Malfunction (B1771)
DESCRIPTION The passenger side buckle switch circuit consists of the occupant detection ECU and passenger side buckle switch (front seat inner belt assembly RH). DTC B1771 is stored when a malfunction is detected in the passenger side buckle switch circuit. DTC No. Detection Item DTC Detectio ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Seat Heater Switch (for Rear Side): Inspection
INSPECTION PROCEDURE 1. INSPECT REFRESHING SEAT SWITCH (for Rear Side) (a) Apply battery voltage and check the operation of the switch according to the table below. OK: Battery Connection Condition Specified Condition Battery positive (+) → Terminal 7 Battery negative (-) → Termin ...