LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2019 >> Mirai >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (3 Of 3) & Symptom Tests >> Airbag System >> DTC B1925-78: Short in Rear Pretensioner Squib LH Circuit [06/2015 - ] >> Description

DTC B1925-78: Short in Rear Pretensioner Squib LH Circuit [06/2015 - ]: Description

The rear pretensioner squib LH circuit consists of the airbag sensor assembly and rear seat 3 point type outer belt assembly LH.

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

DTC B1925/78 is stored when a line short is detected in the rear pretensioner squib LH circuit.

DTC No. Detection Item DTC Detection Condition Trouble Area Test Mode / Check Mode
B1925/78 Short in Rear Pretensioner Squib LH Circuit
  • The airbag sensor assembly detects a line short in the rear pretensioner squib LH circuit during primary check.
  • Rear pretensioner squib LH malfunction
  • Airbag sensor assembly malfunction
  • Floor wire
  • Rear pretensioner squib LH (Rear seat 3 point type outer belt assembly LH)
  • Airbag sensor assembly
Applies to check mode