Front Pretensioner Squib Rh Circuit Dtc B Short To Gnd In Front Pretensioner Squib Rh Circuit Dtc B Short To B In Front Pretensioner Squib Rh Circuit

description

The P/T squib RH circuit consists of the center airbag sensor assembly and the front seat outer belt RH. The circuit instructs the SRS to deploy when deployment conditions are met.

These DTCs are recorded when a malfunction is detected in the P/T squib RH circuit.

DIAGNOSTIC TROUBLE CODE CHART

DTC No.

DTC Detection Condition

Trouble Area

B1900/73

• The center airbag sensor assembly receives a line short circuit signal 5 times in the P/T squib RH circuit during primary check.

• P/T squib RH malfunction

• Center airbag sensor assembly malfunction

• Center airbag sensor assembly

• Floor wire

B1901/73

• The center airbag sensor assembly receives an open circuit signal in the P/T squib RH circuit for 2 seconds.

• P/T squib RH malfunction

• Center airbag sensor assembly malfunction

• Center airbag sensor assembly

• Floor wire

B1902/73

• The center airbag sensor assembly receives a short circuit to ground signal in the P/T squib RH circuit for 0.5 seconds.

• P/T squib RH malfunction

• Center airbag sensor assembly malfunction

• Center airbag sensor assembly

• Floor wire

B1903/73

• The center airbag sensor assembly receives a short to B+ circuit signal in the P/T squib RH circuit for 0.5 seconds.

• P/T squib RH malfunction

• Center airbag sensor assembly malfunction

• Center airbag sensor assembly

• Floor wire

wiring diagram wiring diagram

2006 RESTRAINTS Supplemental Restraint System - Sequoia

Squib Toyota Tacoma Airbag
Fig. 293: Short In Front Pretensioner Squib RH Circuit - Wiring Diagram Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

HINT:

• Perform the simulation method by selecting the check mode with the intelligent tester (See CHECK MODE PROCEDURE ).

• After selecting the check mode, perform the simulation method by wiggling each connector of the airbag system or driving the vehicle on a city or rough road (See CHECK MODE PROCEDURE ).

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Responses

  • paul
    Where to find srs squib in toyota land cruiser?
    7 years ago

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