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Home >> Toyota >> 2022 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 77 (Airbag System (W/ OCS) - Diagnostic Codes (2 Of 4)) >> AIRBAG SYSTEM (w/ Occupant Classification System) >> DTC B1656: Seat Belt Buckle Switch (LH) [11/2018 - 02/2019] >> Description

DTC B1656: Seat Belt Buckle Switch (LH) [11/2018 - 02/2019]: Description

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The seat belt buckle switch LH circuit consists of the airbag ECU assembly and front seat inner belt assembly LH.

DTC B1656 is stored when a malfunction is detected in the seat belt buckle switch LH circuit.

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate Test Mode / Check Mode
B1656 Seat Belt Buckle Switch (LH) One of the following conditions is met:
  • The airbag ECU assembly detects a line short, short to ground or B+, or an open in the seat belt buckle switch LH circuit.
  • A front seat inner belt assembly LH (seat belt buckle switch LH) malfunction.
  • An airbag ECU assembly malfunction.
  • Floor wire
  • Front seat inner belt assembly LH
  • Airbag ECU assembly
Comes on Not applicable