34-3x

SRS DTC Troubleshooting: 34-3x (x can be 0 thru 9 or A thru F)

DTC 34-3x ("x" can be 0 thru 9 or A thru F):Short to Another Wire or Decreased Resistance in the Right Side Curtain Airbag Inflator

Special Tools Required

- SRS inflator simulator 07SAZ-TB4011A
- SRS simulator lead E 07XAZ-S1A0200
- SRS short canceller 070AZ-SAA0100
NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures, Technician Safety Information General Troubleshooting Information, Initial Inspection and Diagnostic Overview and Battery Terminal Disconnection and Reconnection. Procedures

1. Clear the DTC memory. Initial Inspection and Diagnostic Overview

2. Turn the ignition switch to 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 34-3x indicated?
YES - Go to step 3.

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


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

4. Disconnect the negative cable from the battery, then wait at least 3 minutes.

5. Remove the headliner, Service and Repair then disconnect the roof wire harness 2P connector (A) from the right side curtain airbag connector (B).

6. Connect the SRS inflator simulator (2 Ohms connector) and simulator lead E to the roof wire harness.

7. Reconnect the negative cable to the battery.

8. Clear the DTC memory.






9. Read the DTC. Initial Inspection and Diagnostic Overview

Is DTC 34-3x indicated?
YES - Go to step 10.

NO - Short in the right side curtain airbag inflator; replace the right side curtain airbag, Side Curtain Airbag Replacement then clear the DTC.


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

11. Disconnect the negative cable from the battery, then wait at least 3 minutes.

12. Disconnect SRS unit connector C (28P) from the SRS unit. Technician Safety Information

13. Disconnect the SRS inflator simulator from the SRS simulator lead. Do not disconnect the simulator lead from the roof wire harness 2P connector.

14. Connect the SRS short cancellers (070AZ-SAA0100) to SRS unit connector C (28P) terminals No 9 and No. 10.. Technician Safety Information

15. Measure the resistance between the terminals of the SRS simulator lead. There should be an open circuit or at least 1 MOhms.

Is the resistance as specified?
YES - Faulty SRS unit or poor connection at SRS unit connector C (28P) and the SRS unit. Check the connection; if the connection is OK, replace the SRS unit. SRS Unit Replacement

NO - Short to another wire in the floor wire harness, dashboard wire harness A, or the roof wire harness; replace the faulty harness, then clear the DTC.