DTC 12-5

DTC 12-5: Short to ground in front passenger's side airbag inflator

Special Tools Required
- SRS inflator simulator 07SAZ-TB4011A
- SRS simulator lead F 07XAZ-SZ30100
- SRS simulator lead E 07XAZ-S1A0200

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

Does the SRS indicator stay on?

YES - Go to step 3.

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures.

3. Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.




4. Disconnect the right side wire harness 2P connector (A) from the front passenger's side airbag (B).
5. Connect the special tool (2 Ohms connector) to the right side wire harness 2P connector.
6. Reconnect the battery negative cable.
7. Erase the DTC memory.
8. Read the DTC.

Is DTC 12-5 indicated?

YES - Go to step 9.

NO - Short to ground in the front passenger's side airbag inflator; replace the front passenger's side airbag.

9. Disconnect the battery negative cable, and wait for 3 minutes.




10. Disconnect the right side wire harness 4P connector C804 (A) from the SRS main harness 4P connector (B).
11. Connect the special tool (2 Ohms connectors) to the SRS main harness 4P connector.
12. Reconnect the battery negative cable.
13. Erase the DTC memory.
14. Read the DTC.

Is DTC 12-5 indicated?

YES - Go to step 15.

NO - Short to ground in the right side wire harness; replace the right side wire harness.

15. Disconnect the battery negative cable, and wait for 3 minutes.




16. Disconnect the left side wire harness 2P connector (A) from the driver's side airbag (B).




17. Disconnect SRS unit connector A (14P) from the SRS unit (B).




18. Check resistance between the No. 14 and No. 11 terminals of SRS unit connector A (14P), between the No. 14 and No. 12 terminals, and between the No. 14 terminal and body ground. There should be an open circuit, or at least 1 MOhms.

Is the resistance as specified?

YES - Faulty SRS unit; replace the SRS unit

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