B1421

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. CHECK SELF-DIAG RESULT

With CONSULT
1.Turn ignition switch ON.
2.Perform "Self Diagnostic Result" mode of "AIR BAG" using CONSULT.
Without CONSULT
1.Turn ignition switch ON.
2.Check the air bag warning lamp status. Refer to "On Board Diagnosis Function" On Board Diagnosis Function.
NOTE:
SRS does not enter the diagnosis mode if no malfunction is detected in the user mode.
Is malfunctioning part detected?
YES- Refer to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


WARNING:
- Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait at least 3
minutes or more. (To discharge backup capacitor.)
- Never use unspecified tester or other measuring device.

1. PERFORM COLLISION DIAGNOSIS

Perform collision diagnosis.Refer to "FOR FRONTAL COLLISION : When SRS is activated in a collision" When SRS Is Activated In A Collision or "FOR FRONTAL COLLISION : When SRS is not activated in a collision" When SRS Is Not Activated In A Collision.
Is collision diagnosis complete?
YES- GO TO 2.
NO- INSPECTION END

2. FINAL INSPECTION

Perform "AIR BAG" Self Diagnostic Result.
Is the inspection result normal?
YES- INSPECTION END
NO- Perform diagnosis of applicable DTC. Refer to "DTC Index" Testing and Inspection.