B1186

DTC B1186 OPEN IN P SQUIB (2ND STEP) CIRCUIT

CIRCUIT DESCRIPTION

DTC Detection Condition:

The P squib (2nd step) circuit consists of the airbag sensor center and the front passenger airbag.It causes the SRS to deploy when SRS deployment conditions are satisfied.

DTC B1186 is recorded when an open is detected in the P squib (2nd step) circuit.

Wiring Diagram:

Step 1:

Step 2:

Step 3:

INSPECTION PROCEDURE

CAUTION: Be sure to perform the following procedures before troubleshooting to avoid unexpected airbag and seat belt pretensioner activation.

a. Turn the ignition switch OFF.
b. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
c. Disconnect the connectors from the airbag sensor center.
d. Disconnect the connector from the horn button.
e. Disconnect the connector from the front passenger airbag.
f. Disconnect the connector from the front seat airbag LH.
g. Disconnect the connector from the front seat airbag RH.
h. Disconnect the connector from the front seat outer belt LH.
i. Disconnect the connector from the front seat outer belt RH.