SRS Symptom Troubleshooting - SRS indicator does not come on

SRS Symptom Troubleshooting - SRS indicator does not come on

SRS indicator does not come on


1.Turn the ignition switch OFF, and wait for 10 seconds.

2.Turn the ignition switch 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, system is OK at this time.


NO - Go to 3.


3.Connect the HDS to the DLC.

4.Turn the ignition switch ON (II).

5.Make sure the HDS communicates with the vehicle and the SRS unit. If it does not communicate, troubleshoot the DLC circuit:


6.Do the self diagnostic function with HDS.

Does the SRS indicator come on?


YES - Faulty SRS unit; replace the SRS unit.n


NO - Faulty gauge control module (tach); replace the gauge control module.n