DTC Troubleshooting: 33-3x
|DTC 33-3x (33-30 to 33-39, 33-3A to 33-3F):||Short to Another Wire or Decreased Resistance in Left Side Curtain Airbag Inflator|
Special Tools Required
SRS inflator simulator ( 07SAZ-TB4011A)
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 33-3x 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.
|3.||Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.|
|4.||Disconnect the left side curtain airbag 2P connector from the floor wire harness (A).|
|5.||Connect the SRS inflator simulator (2 W connector) and simulator lead E to the floor wire harness.|
|6.||Reconnect the battery negative cable.|
|7.||Erase the DTC memory.|
|8.||Read the DTC.|
Is DTC 33-3x indicated?
YES - Go to 9.
NO - Short to another wire in the left side curtain airbag inflator; replace the left side curtain airbag.n
|9.||Turn the ignition switch OFF. Disconnect the battery negative cable, and wait for 3 minutes.|
|10.||Disconnect SRS unit connector C (28P) from the SRS unit.|
|11.||Disconnect the SRS inflator simulator from the SRS simulator lead.|
|12.||Connect the SRS short canceller (070AZ-SAA0100) to the No. 7 and No. 8 terminals of SRS unit connector C (28P).|
|13.|| Check resistance between the terminals of the SRS simulator lead. There should be an open circuit or at least 1 MW.|
Is the resistance as specified?
YES - Faulty SRS unit or poor contact at SRS unit connector C (28P) and the SRS unit. Check the connection; if the connection is OK, replace the SRS unit.n
NO - Short to another wire in the floor wire harness; replace the floor wire harness.n