DTC Troubleshooting: 33-9x
|DTC 33-9x (33-90 to 33-99, 33-9A to 33-9F):||Short to Ground in Left Side Curtain 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 33-9x 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 curtain airbag connector (B).|
|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 33-9x indicated?
YES - Go to 9.
NO - Short to ground in the left side curtain airbag inflator; replace the left side curtain airbag.n
|9.||Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes.|
|10.||Disconnect SRS unit connector B (28P) from the SRS unit.|
|11.||Disconnect the SRS inflator simulator from the SRS simulator lead.|
|12.||Check resistance between each terminal of the SRS simulator lead and body ground. There should be an open circuit or at least 1 MW.|
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 - Short to ground in the floor wire harness; replace the floor wire harness.n