A Symptoms

IMPORTANT:
Complete the following steps before using the symptom tables:
1. Perform the Diagnostic System Check - Restraint Systems before using the symptom tables in order to verify that all of the following are true:
- There are no diagnostic trouble codes (DTCs) set.
- The inflatable restraint sensing and diagnostic module (SDM) can communicate via the serial data link. Diagnostic System Check
2. Review the Restraint Systems description and operation in order to familiarize yourself with the system functions. Refer to SIR Systems Description and Operation

Visual/Physical Inspection
- Inspect for aftermarket devices which could affect the operation of the SIR Systems. Refer to Checking Aftermarket Accessories in Diagnostic Aids.
- Inspect the easily accessible or visible system components for obvious damage or conditions which could cause the symptom.

Intermittent
Faulty electrical connections or wiring may be the cause of intermittent conditions. Refer to Testing for Intermittent and Poor Connections in Diagnostic Aids.

Symptom List
Refer to Air Bag Indicator Circuit Malfunction in order to diagnose the symptom.