B1901

DTC B1901 OPEN IN P/T SQUIB (D SEAT SIDE) CIRCUIT

CIRCUIT DESCRIPTION

DTC Detecting Condition:

The P/T squib (D seat side) circuit consists of the airbag sensor assy center and the front seat outer belt assy LH.

This 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 (D seat side) circuit.

Wiring Diagram:

Step 1:

Step 2 - 3:

Step 4 - 5:

Step 6 - 7:

Step 8:

Step 9:

Step 10:

Step 11:

Step 12:

INSPECTION PROCEDURE

CAUTION: Be sure to perform the following procedures before troubleshooting to avoid unexpected airbag deployment.

a. Turn the ignition switch to the LOCK position.
b. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
c. Disconnect the connectors from the airbag sensor assy center.
d. Disconnect the connectors from the horn button assy.
e. Disconnect the connector from the front passenger airbag assy.
f. w/ Side and curtain shield airbag:
Disconnect the connector from the front seat airbag assy LH.

g. w/ Side and curtain shield airbag:
Disconnect the connector from the front seat airbag assy RH.

h. w/ Side and curtain shield airbag:
Disconnect the connector from the curtain shield airbag assy LH.

i. w/ Side and curtain shield airbag:
Disconnect the connector from the curtain shield airbag assy RH.

j. Disconnect the connector from the front seat outer belt assy LH.
k. Disconnect the connector from the front seat outer belt assy RH.