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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (2 Of 7) >> Airbag System >> DTC B0002-1A: Driver Frontal Stage 2 Deployment Control Circuit Resistance Below Threshold [11/2023 - ] >> Description

DTC B0002-1A: Driver Frontal Stage 2 Deployment Control Circuit Resistance Below Threshold [11/2023 - ]: Description

DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate DTC Output from Priority Test Mode / Check Mode
B0002-1A Driver Frontal Stage 2 Deployment Control Circuit Resistance Below Threshold
  • The airbag sensor assembly detects a line short in the driver squib 2nd step circuit for 2 seconds during the primary check.
  • Horn button assembly malfunction
  • Spiral cable sub-assembly malfunction
  • Airbag sensor assembly malfunction
  • Harness or connector
  • Spiral cable sub-assembly
  • Horn button assembly
  • Airbag sensor assembly
Comes on SRS Airbag A Applies to check mode