22-3x

SRS DTC Troubleshooting: 22-3x

DTC 22-3x ("x" can be 0 thru 9 or A thru F):

Short to Another Wire or Decreased Resistance in the Front Passenger's Seat Belt Tensioner

Special Tools Required

- SRS Inflator Simulator 07SAZ-TB4011A
- SRS Simulator Lead K 070AZ-SNAA200

NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures Service and Repair, General Troubleshooting Information Reading and Clearing Diagnostic Trouble Codes, and Battery Terminal Disconnection and Reconnection Procedures.

1. Clear the DTC memory Reading and Clearing Diagnostic Trouble Codes.

2. Turn the ignition switch to ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.

3. Read the DTC Reading and Clearing Diagnostic Trouble Codes.

Does the SRS indicator stay on, and is DTC 22-3x indicated?

YES -

Go to step 4.

NO -

Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures Reading and Clearing Diagnostic Trouble Codes. If another DTC is indicated, troubleshoot the DTC.�

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

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

6. Remove the right side B-pillar lower trim Interior Trim Removal/Installation - Pillar Areas, then disconnect the floor wire harness 4P connector (A) from the front passenger's seat belt tensioner 4P connector.





7. Connect the SRS inflator simulator (2 Ohms connectors) and simulator lead K to the floor wire harness.

8. Reconnect the negative cable to the battery.

9. Clear the DTC memory Reading and Clearing Diagnostic Trouble Codes.

10. Read the DTC Reading and Clearing Diagnostic Trouble Codes.

Is DTC 22-3x indicated?

YES -

Go to step 11.

NO -

Short to another wire in the front passenger's seat belt tensioner; replace the front passenger's seat belt Front Seat Belt Replacement, then clear the DTC.�

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

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

13. Disconnect the driver's seat belt tensioner 4P connector Service and Repair.

14. Disconnect SRS unit connector B (28P) from the SRS unit Service and Repair.

15. Disconnect the simulator lead from the floor wire harness.

16. Measure the resistance between SRS unit connector B (28P) terminals No. 3 and No. 4. 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 B (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; replace the floor wire harness, then clear the DTC.�