DTC B1905-74: Short in Front Pretensioner Squib LH Circuit; DTC B1906-74: Open in Front Pretensioner Squib LH Circuit; DTC B1907-74: Short to GND in Front Pretensioner Squib LH Circuit; DTC B1908-74: Short to B+ in Front Pretensioner Squib LH Circuit [12/2012 - ]: Wiring Diagram

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.