SRS System
Control System DTCs
SRS DTC Troubleshooting: 34-1x, 34-2x
DTC 34-1x ("x" can be 0 thru 9 or A thru F) : Open in the Right Side Curtain Airbag Inflator
DTC 34-2x ("x" can be 0 thru 9 or A thru F) : Increased Resistance in the Right Side Curtain Airbag Inflator
Special Tools Required
*SRS Inflator Simulator 07SAZ-TB4011A
*SRS Simulator Lead L 070AZ-SNAA300
NOTE:
* Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components, of the correct part number, and that they were properly installed Service and Repair.
* 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.
* Before replacing the SRS unit, check the SRS unit software version with the HDS. If the software version is not the latest, update the SRS unit software Programming and Relearning, and retest.
1. Problem verification:
Problem verification
-1. Clear the DTCs with the 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 34-1x or 34-2x indicated?
-YES- The failure is duplicated. Go to step 2.
-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.
2. Right side curtain airbag inflator check:
Right side curtain airbag inflator check
-1. Turn the ignition switch to LOCK (0).
-2. Disconnect the negative cable from the battery, then wait at least 3 minutes.
-3. 2-door: Remove the right rear side trim panel Rear Side Trim Panel Removal and Installation (2-door).
-4. 4-door: Remove the right side C-pillar trim C-Pillar Trim Removal and Installation (4-door).
-5. Disconnect the right side curtain airbag inflator 2P connector (A) on the floor wire harness.
2-door
4-door
-6. Connect the terminals SRS of simulator lead L to the SRS inflator simulator (2 Ohms connectors), then connect SRS simulator lead L to the right side curtain airbag inflator 2P connector on the floor wire harness.
-7. Reconnect the negative cable to the battery.
-8. Clear the DTCs with the HDS Reading and Clearing Diagnostic Trouble Codes.
-9. Turn the ignition switch to ON (II), then wait for 10 seconds.
-10. Check for DTCs with the HDS Reading and Clearing Diagnostic Trouble Codes.
Is DTC 34-1x or 34-2x indicated?
-YES- Go to step 3.
-NO- Open or increased resistance in the right side curtain airbag inflator; replace the right side curtain airbag Side Curtain Airbag Removal and Installation (2-door), then clear the DTC.
3. Open wire check (RCA+, RCA- lines):
Open wire check (RCA+, RCA- lines)
-1. Turn the ignition switch to LOCK (0).
-2. Disconnect the negative cable from the battery, then wait at least 3 minutes.
-3. Disconnect the following connector.
-4. Disconnect the SRS inflator simulator from SRS simulator lead L. Do not disconnect SRS simulator lead L from the right side curtain airbag inflator 2P connector on the floor wire harness.
-5. Measure the resistance of the test point.
Is there less than 1.0 Ohms?
-YES- Faulty SRS unit or poor connection at SRS unit connector B (39P) and the SRS unit. Check the connection between the connector and the SRS unit. If the connection is OK, replace the SRS unit Service and Repair. If the DTC does not clear, replace the floor wire harness.
-NO- Open or increased resistance in the floor wire harness; replace the floor wire harness, then clear the DTC.