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Home >> Scion >> 2012 >> tC Automatic Trans >> Repair and Diagnosis (Single Page) >> Restraints >> Air Bag, SRS >> Supplemental Restraint System (Diagnostic Codes & Symptom Tests) >> Airbag System >> DTC B1835/58: Short in Curtain Shield Squib LH Circuit; DTC B1836/58: Open in Curtain Shield Squib LH Circuit; DTC B1837/58: Short to GND in Curtain Shield Squib LH Circuit; DTC B1838/58: Short to B+ in Curtain Shield Squib LH Circuit >> Description

DTC B1835/58: Short in Curtain Shield Squib LH Circuit; DTC B1836/58: Open in Curtain Shield Squib LH Circuit; DTC B1837/58: Short to GND in Curtain Shield Squib LH Circuit; DTC B1838/58: Short to B+ in Curtain Shield Squib LH Circuit: Description

The curtain shield squib LH circuit consists of the center airbag sensor and curtain shield airbag LH.

The circuit instructs the SRS to deploy when deployment conditions are met.

These DTCs are stored when a malfunction is detected in the curtain shield squib LH circuit.

DTC Code DTC Detection Condition Trouble Area
B1835/58 One of the following conditions is met:
  • The center airbag sensor detects a line short circuit signal 5 times in the curtain shield squib LH circuit during the primary check.
  • A curtain shield squib LH malfunction.
  • A center airbag sensor malfunction.
  • Floor wire
  • Curtain shield airbag assembly LH (Curtain shield squib LH)
  • Center airbag sensor assembly
B1836/58 One of the following conditions is met:
  • The center airbag sensor detects an open circuit signal in the curtain shield squib LH circuit for 2 seconds.
  • A curtain shield squib LH malfunction.
  • A center airbag sensor malfunction.
  • Floor wire
  • Curtain shield airbag assembly LH (Curtain shield squib LH)
  • Center airbag sensor assembly
B1837/58 One of the following conditions is met:
  • The center airbag sensor detects a short circuit to ground signal in the curtain shield squib LH circuit for 0.5 seconds.
  • A curtain shield squib LH malfunction.
  • A center airbag sensor malfunction.
  • Floor wire
  • Curtain shield airbag assembly LH (Curtain shield squib LH)
  • Center airbag sensor assembly
B1838/58 One of the following conditions is met:
  • The center airbag sensor detects a short circuit to B+ signal in the curtain shield squib LH circuit for 0.5 seconds.
  • A curtain shield squib LH malfunction.
  • A center airbag sensor malfunction.
  • Floor wire
  • Curtain shield airbag assembly LH (Curtain shield squib LH)
  • Center airbag sensor assembly