Symptom Troubleshooting

Symptom Troubleshooting: SRS indicator does not come on

SRS indicator does not come on

1. Turn the ignition switch to LOCK (0), and wait at least 10 seconds.

2. Turn the ignition switch to ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.

Does the SRS indicator come on?
YES - Intermittent failure, the system is OK at this time.

NO - Go to step 3.


3. Connect the HDS to the data link connector (DLC). Reading and Clearing Diagnostic Trouble Codes

4. Make sure the HDS communicates with the vehicle and the SRS unit. If it does not communicate, troubleshoot the DLC circuit:
- R18A1 engine Testing and Inspection

- K20Z3 engine Testing and Inspection

5. Do the gauge control module self-diagnostic function. Initial Inspection and Diagnostic Overview

Does the SRS indicator come on?
YES - Faulty SRS unit; replace the SRS unit. SRS Unit Replacement

NO - Faulty gauge control module (tach); replace the gauge control module (tach). Gauge Control Module Replacement