LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2017 >> Mirai >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (3 Of 3) & Symptom Tests >> Airbag System >> DTC B1908-74: Short to B+ in Front Pretensioner Squib LH Circuit [06/2015 - ] >> Description

DTC B1908-74: Short to B+ in Front Pretensioner Squib LH Circuit [06/2015 - ]: Description

The front pretensioner squib LH circuit consists of the airbag sensor assembly and front seat outer belt assembly LH.

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

DTC B1908/74 is stored when a short to B+ is detected in the front pretensioner squib LH circuit.

DTC No. Detection Item DTC Detection Condition Trouble Area Test Mode / Check Mode
B1908/74 Short to B+ in Front Pretensioner Squib LH Circuit
  • The airbag sensor assembly detects a short to B+ in the front pretensioner squib LH circuit.
  • Front pretensioner squib LH malfunction
  • Airbag sensor assembly malfunction
  • Floor wire
  • Front pretensioner squib LH (Front seat outer belt assembly LH)
  • Airbag sensor assembly
Applies to check mode