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 DTCs with HDS Reading and Clearing Diagnostic Trouble Codes.

2. Turn the ignition switch to ON (II), then wait for 10 seconds.

3. Check for DTCs with the HDS Reading and Clearing Diagnostic Trouble Codes.

Is DTC 22-3x indicated?

YES -

Go to step 4.

NO -

Intermittent failure, the 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.

7. Disconnect the floor wire harness 4P connector (A) from the front passenger's seat belt tensioner.





8. Connect the terminals of SRS simulator lead K to the SRS inflator simulator (2 Ohms connectors), and then connect the SRS simulator lead K to the floor wire harness.

9. Reconnect the negative cable to the battery.

10. Clear DTCs with HDS Reading and Clearing Diagnostic Trouble Codes.

11. Turn the ignition switch to ON (II), then wait for 10 seconds.

12. Check for DTCs with the HDS Reading and Clearing Diagnostic Trouble Codes.

Is DTC 22-3x indicated?

YES -

Go to step 13.

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.�

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

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

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

16. Disconnect the SRS simulator lead K from the floor wire harness.

17. 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 between the connector and the SRS unit. If the connection is OK, replace the SRS unit SRS Unit Replacement. If the DTC does not clear, replace the harness.�

NO -

Short to another wire in the floor wire harness; replace the floor wire harness, then clear the DTC.�