DTC B1795 Occupant Classification ECU Malfunction: Description

WARNING: This page is about a different car, the 2008 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

DTC B1795 is recorded when a malfunction is detected in the occupant classification ECU. Troubleshoot DTC B1771 first when the DTCs B1771 and B1795 are output simultaneously.

DTC DETECTING CONDITION

DTC No.	DTC Detecting Condition	Trouble Area
B1795	Occupant classification ECU circuit malfunction The occupant classification ECU receives a short circuit to ground signal in the passenger side buckle switch circuit for 2 seconds. Occupant classification ECU malfunction	Battery ECU-B Fuse Floor wire Front seat wire RH Front seat inner belt assembly RH (Buckle switch RH) Occupant classification ECU

HINT:

When DTC B1150/23 is detected as a result of troubleshooting for Airbag System, check the DTCs stored in the occupant classification ECU. When DTC B1795 is output, perform troubleshooting for the DTC.