Operation CHARM: Car repair manuals for everyone.

DTC 11-4

DTC 11-4: Short to Power in Driver's Side Airbag Inflator

Special Tools Required
- SRS inflator simulator 07SAZ-TB4011A
- 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 floor wire harness 2P connector (A) from the driver's side airbag (B).
5. Connect the special tool (2 Ohms connector) to the floor wire harness 2P connector.
6. Reconnect the battery negative cable.
7. Erase the DTC memory.
8. Read the DTC.

Is DTC 11-4 indicated?

YES - Go to step 9.

NO - Short to power in the driver's side airbag inflator; replace the driver's side airbag.

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




10. Disconnect the front passenger's side airbag 2P connector (A) and both seat belt buckle tensioner 4P connectors (B).




11. Disconnect SRS unit connector A (18P) from the SRS unit (B).
12. Turn the ignition switch ON (II).




13. Check for voltage between the No.6 terminal of SRS unit connector A (18P) and body ground, and between the No.17 terminal and body ground. There should be 0.5 V or less.

Is the voltage as specified?

YES - Faulty SRS unit; replace the SRS unit.

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