DTC 1-3

DTC 1-3: Short to Another Wire or Decreased Resistance in Driver's Airbag Inflator

Special Tools Required
- SRS inflator simulator 07SAZ-TB4011A
- SRS simulator lead F 07XAZ-SZ30100

1. Erase the DTC memory.
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 stay on?

YES - Go to step 3.

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures.

3. Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.




4. Disconnect the driver's airbag 4P connector (1) from the cable reel.
5. Connect the special tool (2 Ohm, connectors) to the cable reel.
6. Reconnect the battery negative cable.
7. Erase the DTC memory.
8. Read the DTC.

Is DTC 1-3 indicated?

YES - Go to step 9.

NO - Short in the driver's airbag inflator; replace the driver's airbag.

9. Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.




10. Disconnect the dashboard wire harness A 4P connector (1) from the cable reel.
11. Connect the special tool (2 Ohm, connectors) to dashboard wire harness A.
12. Reconnect the battery negative cable.
13. Erase the DTC memory.
14. Read the DTC.

Is DTC 1-3 indicated?

YES - Go to step 15.

NO - Short in the cable reel; replace the cable reel.

15. Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.
16. Disconnect the front passenger's airbag 4P connector from dashboard wire harness A.
17. Disconnect both seat belt tensioner 2P connectors from the SRS floor harness.
18. Disconnect SRS unit connector A (18P) from the SRS unit.
19. Disconnect the special tool from the dashboard wire harness 4P connector.




20. Check resistance between the No. 7 and the No. 16 terminals and between the No. 6 and the No. 15 terminals of SRS unit connector A (18P). There should be an open circuit, or at least 1 MOhm.

Is the resistance as specified?

YES - Faulty SRS unit; replace the SRS unit.

NO - Short in dashboard wire harness A; replace dashboard wire harness A.