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Home >> Toyota >> 2018 >> Prius C Three >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Supplemental Restraint System - Diagnostic Codes (3 Of 3) & Symptom Tests >> 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 [06/2017 - ] >> 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 [06/2017 - ]: 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. DTC Detection Condition Trouble Area
B1875/67
  • The airbag sensor assembly detects a line short in the passenger side front seat cushion squib circuit during the primary check.
  • Passenger side front seat cushion squib malfunction
  • Airbag sensor assembly malfunction
  • Floor wire
  • Front seat airbag sub-assembly RH (Passenger side front seat cushion squib)
  • Airbag sensor assembly
B1876/67
  • 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
B1877/67
  • 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
B1878/67
  • 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