Initial Inspection and Diagnostic Overview

SDM Self Diagnosis Function

SDM also has self-diagnosis function that memorizes DTC when an error is detected. After understanding the following descriptions, perform troubleshooting referring to Air Bag Diagnostic System Check Air Bag Diagnostic System Check
when an error is detected.

- SDM always monitors system when ignition mode of keyless push start system is in "ON". If an error is detected, it notifies driver of error by turning on air bag warning light (1) and detected error is stored in SDM memory as DTC.
- Air bag warning light turns on for about 6 seconds when ignition mode is changed to "ON" to indicate that it is operating properly and turns off if no error is found in air bag system.