B1908

DTC B1908 SHORT IN P/T SQUIB (P SEAT SIDE) CIRCUIT (TO B+)

CIRCUIT DESCRIPTION

DTC Detecting Conditions:

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

This circuit signals the SRS to deploy when airbag deployment conditions are met.

These DTCs are set when a malfunction is detected in the P/T squib (P seat side) circuit.

Wiring Diagram:

Step 1:

Step 2 - 4:

Step 5 - 6:

Step 7 - 8:

Step 9 - 11:

Step 12 - 13:

Step 14 - 16:

Step 17 - 18:

Step 19 - 21:

Step 22 - 23:

Step 24:

Step 25:

Step 26:

Step 27:

Step 28 - 29:

Step 30:

Step 31:

Step 32:

Step 33:

Step 34:

INSPECTION PROCEDURE

CAUTION: In order to prevent unexpected airbag deployment, disconnect the following connectors before inspecting parts such as wire harnesses, if the application of tester probes to the airbag sensor assembly center connector is necessary.

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 assembly center.
d. Disconnect the connectors from the horn button assembly.
e. Disconnect the connector from the front passenger airbag assembly.

HINT: Skip steps (f) to (i) if side and curtain shield airbags are not fitted.

f. Disconnect the connector from the front seat airbag assembly LH.
g. Disconnect the connector from the front seat airbag assembly RH.
h. Disconnect the connector from the curtain shield airbag assembly LH.
i. Disconnect the connector from the curtain shield airbag assembly RH.
j. Disconnect the connector from the front seat outer belt assembly LH.
k. Disconnect the connector from the front seat outer belt assembly RH.