## DTC Troubleshooting: 1-4

DTC 1-4: | Short to Power 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 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 D1i connector from the D1o connector (A).

5. | Connect the special tool (2 W connector) to the D1o connector (A).

6. | Reconnect the battery negative cable.

7. | Erase the DTC memory.

8. | Read the DTC. Is DTC 1-4 indicated? YES - Go to 9. NO - Short to power in the driver's airbag; replace the driver's airbag.n

9. | Disconnect the battery negative cable, and wait for 3 minutes.

10. | Disconnect the U1o connector (A) from the SRS unit. Do not disconnect SRS simulator lead F from cable reel 4P connector.

11. | Reconnect the battery negative cable.

12. | Turn the ignition switch ON (II).

13. | Disconnect the SRS inflator simulator (special tool) from the SRS simulator lead F.

14. | Check for voltage between each terminal of SRS simulator lead F and body ground. There should be 0.5 V or less. Is the voltage as specified? YES - Faulty SRS unit; replace the SRS unit.n NO - Go to 15.

15. | Turn the ignition switch OFF.

16. | Disconnect the D2o connector (A) from the D2i connector (B).

17. | Check for voltage between each terminal of SRS simulator lead F and body ground. There should be 0.5 V or less. Is the voltage as specified? YES - Replace the dashboard wire harness.n NO - Replace the cable reel.n