DTC Troubleshooting: 34-3x

DTC 34-3x (34-30 to 34-39, 34-3A to 34-3F):Short to Another Wire or Decreased Resistance in Right Side Curtain Airbag Inflator


Special Tools Required
SRS inflator simulator (  07SAZ-TB4011A)

SRS simulator lead E (  07XAZ-S1A0200)
SRS short canceller (  070AZ-SAA0100)



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 and is DTC 34-3x indicated?


YES - Go to 3.


NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, go to the DTC troubleshooting index for troubleshooting details.


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

4.Disconnect the right side curtain airbag 2P connector from the side curtain airbag subharness (A).

5.Connect the SRS inflator simulator (2 W connector) and the simulator lead to the side curtain airbag subharness.

6.Reconnect the battery negative cable.

7.Erase the DTC memory.

8.Read the DTC.

Is DTC 34-3x indicated?


YES - Go to 9.


NO - Short to another wire in the right side curtain airbag inflator; replace the right side curtain airbag.


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

10.Disconnect SRS unit connector C (16P) from the SRS unit.

11.Disconnect the SRS inflator simulator from the SRS simulator lead E.

12.Connect the SRS short canseller (070AZ-SAA0100) to No. 13 and No. 14 terminals of SRS unit connector C (16P).

13.Check resistance between the terminals of the SRS simulator lead E. There should be an open circuit, or at least 1 MW.

Is the resistance as specified?


YES - Replace the SRS unit .n


NO - Short in the side curtain airbag subharness; replace the side curtain airbag subharness.n