Dtc B Seat Belt Buckle Switch Lh Circuit Malfunction Description

The seat belt buckle switch LH circuit consists of the center airbag sensor assembly and the front seat inner belt

DTC B1656/38 is recorded when a malfunction is detected in the seat belt buckle switch LH circuit. DIAGNOSTIC TROUBLE CODE CHART

DTC No.

DTC Detection Condition

Trouble Area

B1656/38

• The center airbag sensor assembly receives a line short circuit signal, an open circuit signal, a short circuit to ground signal or a short circuit to B+ signal in the seat belt buckle switch LH circuit for 2 seconds.

• Front seat inner belt LH malfunction

• Center airbag sensor assembly malfunction

• Front seat inner belt LH

• Center airbag sensor assembly

• Floor wire No. 2

WIRING DIAGRAM

WIRING DIAGRAM

2006 RESTRAINTS Supplemental Restraint System - Sequoia

B uckle SW LH Seat Position Sensor Center Airbag Sensor Assembly

B uckle SW LH Seat Position Sensor Center Airbag Sensor Assembly

Seatbelt Sensor Malfunction
*1: The connectors of the seat position sensor and the front seat inner belt LH (buckle switch LH) are In common use.
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