Operation CHARM: Car repair manuals for everyone.

B1181

DTC B1181 OPEN IN D SQUIB (DUAL STAGE - 2ND STEP) CIRCUIT

CIRCUIT DESCRIPTION

DTC Detecting Condition:




The D squib (Dual stage - 2nd step) circuit consists of the airbag sensor assembly center, the spiral cable sub- assembly and the horn button assembly.

The circuit instructs the SRS to deploy when deployment conditions are met.

DTC B1182/19 is recorded when a short to ground is detected in the D squib (Dual stage - 2nd step) circuit.

Wiring Diagram:






Step 1:




Step 2:




Step 3:




Step 4 - 5:




INSPECTION PROCEDURE

HINT:
- Before performing the simulation method, check that the airbag sensor assembly center is in check mode.
- Perform the simulation method by selecting the check mode with the hand-held tester.
- 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.