DTC 31

CIRCUIT DESCRIPTION

The airbag sensor assembly consists of a airbag sensor, safing sensor, drive circuit, diagnosis circuit and ignition control, etc.

It receives signals from the airbag sensors, judges whether or not the SRS must be activated, and diagnosis system malfunction.

Diagnostic trouble code 31 is recorded when occurrence of a malfunction in the airbag sensor assembly is detected.

Step 1:

Step 2:

Step 3:

INSPECTION PROCEDURES

HINT: When a malfunction code other than code 31 is displayed at the same time, first repair the malfunction indicated by the malfunction code other than code 31.