DTC 31-1x (31-10 to 31-19, 31-1A to 31-1F): | Open or Increased Resistance in Left Side Airbag Inflator |
Special Tools Required
SRS inflator simulator ( 07SAZ-TB4011A)
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 31-1x 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. |
3. | Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes. |
4. | Disconnect the floor wire harness 2P connector (A) from the left side airbag (B).
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5. | Connect the SRS inflator simulator (2 W connector) and simulator lead M to the floor wire harness. |
6. | Reconnect the negative cable to the battery. |
7. | Erase the DTC memory. |
8. | Read the DTC. Is DTC 31-1x indicated? YES - Go to 9. NO - Open or increased resistance in the left side airbag inflator; replace the left side airbag.n |
9. | Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes. |
10. | Disconnect both seat belt tensioner 4P connectors. |
11. | Disconnect SRS unit connector B (28P) from the SRS unit. |
12. | Disconnect the SRS inflator simulator from SRS simulator lead. |
13. | Check resistance between the terminals of SRS simulator lead. There should be 1.0 W or less.
Is the resistance as specified? YES - Faulty SRS unit or poor connection at SRS unit connector B (28P) and the SRS unit. Check the connection; if the connection is OK, replace the SRS unit.n NO - Open or increased resistance in the floor wire harness; replace the floor wire harness.n |