33-9x

SRS DTC Troubleshooting: 33-9x (x can be 0 thru 9 or A thru F)

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

Special Tools Required
- SRS inflator simulator 07SAZ-TB4011A
- SRS simulator lead L 070AZ-SNAA300

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

- 2-door: 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 SRS Unit Update and retest.

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 33-9x indicated?
YES - Go to step 3.

NO - Intermittent failure, the 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). Disconnect the negative cable from the battery, then wait at least 3 minutes.

4. Remove the left side C-pillar trim, for 2-door, 2-Door for 4-door 4-Door, then disconnect the SRS floor wire harness 2P connector (A) from the left side curtain airbag connector (B).

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

6. Reconnect the negative cable to the battery.

7. Clear the DTC memory.






8. Read the DTC. Initial Inspection and Diagnostic Overview

Is DTC 33-9x indicated?
YES - Go to step 9.

NO - Short to ground in the left side curtain airbag inflator; replace the left side curtain airbag. Side Curtain Airbag Replacement


9. Turn the ignition switch to LOCK (0). Disconnect the negative cable from the battery, then wait at least 3 minutes.

10. Disconnect SRS unit connector B (39P) from the SRS unit. Technician Safety Information

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

12. Measure the resistance between each terminal of the black SRS simulator lead (A) and body ground. 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 (39P) and the SRS unit. Check the connection; if the connection is OK, replace the SRS unit. SRS Unit Replacement

NO - Short to ground in the SRS floor wire harness; replace the SRS floor wire harness.