DTC B1901-73: Open in Front Pretensioner Squib RH Circuit [06/2015 - ]: Description

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

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

DTC 1901/73 is stored when an open is detected in the front pretensioner squib RH circuit.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Test Mode / Check Mode
B1901/73	Open in Front Pretensioner Squib RH Circuit	The airbag sensor assembly detects an open in the front pretensioner squib RH circuit. Front pretensioner squib RH malfunction Airbag sensor assembly malfunction	No. 2 floor wire Front pretensioner squib RH (Front seat outer belt assembly RH) Airbag sensor assembly	Applies to check mode