SRS Indicator Stays On, But No DTCs Are Stored, Or Cannot Be Read

SRS Symptom Troubleshooting - SRS indicator stays on, but no DTCs are stored, or cannot be read

SRS indicator stays on, but no DTCs are stored, or cannot be read

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.
- Before doing this troubleshooting procedure, make sure the 12 volt battery is fully charged 12 Volt Battery Test. If the 12 volt battery voltage is low, SRS indicator may stays on.
- Before replacing the SRS unit, check the SRS unit software version with the HDS. If the software version is not the latest, update the SRS unit software and retest.

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

2. Start the engine, and see if the malfunction indicator lamp (MIL) also stays on.

Does the MIL stay on longer than 30 seconds?

YES -

Go to the MIL Circuit Troubleshooting MIL Circuit Troubleshooting.

NO -

Go to step 3.

3. Turn the ignition switch to LOCK (0).

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

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, troubleshoot the DLC circuit DLC Circuit Troubleshooting (PGM-FI System).

7. Check for DTCs with the HDS.

Are any SRS DTCs indicated?

YES -

Do the SRS DTC troubleshooting.

NO -

Go to step 8.

8. From the HDS Main Menu, select BODY ELECTRICAL, then select the desired SYSTEM MENU.

9. Check for DTCs with the HDS.

Is DTC B1187 indicated?

YES -

Go to the DTC B1187 troubleshooting B1187.

NO -

Go to step 10.

10. Do the gauge control module self diagnostic function Testing and Inspection.

Does the SRS indicator come on?

YES -

Faulty SRS unit; replace the SRS unit Service and Repair.

NO -

Faulty gauge control module; replace the gauge control module Service and Repair.