DTC 33-8x

DTC 33-8x ("x" can be 0 thru 9 or A thru F): Short to Power in Left Side Curtain Airbag First Inflator

Special Tools Required
- SRS inflator simulator 07SAZ-TB4011A
- SRS simulator lead E 07XAZ-S1A0200
- SRS simulator lead F 07XAZ-SZ30100

NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures and General Troubleshooting Information.

1. Clear 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, and is DTC 33-8x indicated?

YES - Go to step 3.

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. Troubleshooting Intermittent Failures If another DTC is indicated, troubleshoot the DTC.

3. Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes.
4. Disconnect the roof wire harness 2P connector (A) from the left side curtain airbag 2P connector (B).






5. Connect the SRS inflator simulator (2 ohms connector) and simulator lead E to the roof wire harness.
6. Reconnect the negative cable to the battery.
7. Clear the DTC memory.
8. Check for a DTC.

Is DTC 33-8x indicated?

YES - Go to step 9.

NO - Short to power in the left side curtain airbag inflator, replace the left side curtain airbag.

9. Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes.
10. Disconnect dashboard wire harness A 4P connector C544 from the roof wire harness 4P connector.
11. Connect the SRS inflator simulator (2 ohms connectors) and simulator lead F to dashboard wire harness A.







12. Reconnect the negative cable to the battery.
13. Clear the DTC memory.
14. Check for a DTC.

Is DTC 33-8x indicated?

YES - Go to step 15.

NO - Short to power in the roof wire harness; replace the roof wire harness.

15. Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes.
16. Disconnect SRS unit connector C (28P) from the SRS unit.
17. Reconnect the negative cable to the battery.
18. Disconnect the simulator lead from dashboard wire harness A.
19. Turn the ignition switch ON (II).
20. Measure the voltage between the No.3 terminal of the dashboard wire harness 4P connector and body ground, and the No.4 terminal and body ground. There should be less than 0.5 V.






Is the voltage as specified?

YES - Faulty SRS unit; replace the SRS unit.

NO - Go to step 21.

21. Turn the ignition switch OFF.
22. Disconnect SRS subharness 28P connector (B) from dashboard wire harness A C821.






23. Turn the ignition switch ON (II).
24. Measure the voltage between the No.22 terminal of SRS subharness 28P connector C821 and body ground, and between the No.23 terminal and body ground. There should be less than 0.5 V.






Is the voltage as specified?

YES - Short to power in the dashboard wire harness A; replace the dashboard wire harness A.

NO - Short to power in the SRS subharness; replace the SRS subharness.