Symptom Troubleshooting

SRS Symptom Troubleshooting - SRS indicator does not come on

SRS indicator does not come on

NOTE: Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components, of the correct part number, and that they were properly installed Service and Repair.

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. Turn the ignition switch to LOCK (0).

4. Connect the HDS to the data link connector (DLC).

5. Turn the ignition switch to ON (II).

6. Make sure the HDS communicates with the vehicle and the SRS unit. If it does not communicate, go to the DLC circuit troubleshooting:

- R18A1 engine Testing and Inspection
- K20Z3 engine Testing and Inspection

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

Does the SRS indicator blink?

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.�