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Home >> Toyota >> 2019 >> Highlander Limited, FWD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System - Diagnostic Codes - (Except Hybrid) >> Airbag System >> DTC B1875-67: Short in Passenger Side Front Seat Cushion Squib Circuit; DTC B1876-67: Open in Passenger Side Front Seat Cushion Squib Circuit; DTC B1877-67: Short to GND in Passenger Side Front Seat Cushion Squib Circuit; DTC B1878-67: Short to B+ in Passenger Side Front Seat Cushion Squib Circuit [12/2013 - ] >> Description

DTC B1875-67: Short in Passenger Side Front Seat Cushion Squib Circuit; DTC B1876-67: Open in Passenger Side Front Seat Cushion Squib Circuit; DTC B1877-67: Short to GND in Passenger Side Front Seat Cushion Squib Circuit; DTC B1878-67: Short to B+ in Passenger Side Front Seat Cushion Squib Circuit [12/2013 - ]: Description

The passenger side front seat cushion squib circuit consists of the airbag sensor assembly and front seat airbag sub-assembly RH.

The airbag sensor assembly uses this circuit to deploy the airbag when deployment conditions are met.

These DTCs are stored when a malfunction is detected in the passenger side front seat cushion squib circuit.

DTC No. Detection Item DTC Detection Condition Trouble Area Test Mode / Check Mode
B1875-67 Short in Passenger Side Front Seat Cushion Squib Circuit
  • The airbag sensor assembly detects a line short in the passenger side front seat cushion squib circuit during primary check.
  • Passenger side front seat cushion squib malfunction
  • Airbag sensor assembly malfunction
  • Floor wire
  • Passenger side front seat cushion squib (Front seat airbag sub-assembly RH)
  • Airbag sensor assembly
 Applies to check mode
B1876-67 Open in Passenger Side Front Seat Cushion Squib Circuit
  • The airbag sensor assembly detects an open in the passenger side front seat cushion squib circuit.
  • Passenger side front seat cushion squib malfunction
  • Airbag sensor assembly malfunction
  • Floor wire
  • Passenger side front seat cushion squib (Front seat airbag sub-assembly RH)
  • Airbag sensor assembly
 Applies to check mode
B1877-67 Short to GND in Passenger Side Front Seat Cushion Squib Circuit
  • The airbag sensor assembly detects a short to ground in the passenger side front seat cushion squib circuit.
  • Passenger side front seat cushion squib malfunction
  • Airbag sensor assembly malfunction
  • Floor wire
  • Passenger side front seat cushion squib (Front seat airbag sub-assembly RH)
  • Airbag sensor assembly
 Applies to check mode
B1878-67 Short to B+ in Passenger Side Front Seat Cushion Squib Circuit
  • The airbag sensor assembly detects a short to B+ in the passenger side front seat cushion squib circuit.
  • Passenger side front seat cushion squib malfunction
  • Airbag sensor assembly malfunction
  • Floor wire
  • Passenger side front seat cushion squib (Front seat airbag sub-assembly RH)
  • Airbag sensor assembly
 Applies to check mode
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