SRS DTC Troubleshooting: 34-8x
DTC 34-8x (‘‘x'' can be 0 thru 9 or A thru F):
Short to Power in Right Side Curtain Airbag Inflator
Special Tools Required
  1. 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 34-8x indicated?
YES -
Go to Step 3 .
NO -
Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, go to the DTC Troubleshooting Index.
  1. Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes.
  1. Remove the right side rear pillar trim, then disconnect the floor wire harness 2P connector (A) from the left side curtain airbag connector (B).
  1. Connect the SRS inflator simulator (2 Ω connector) and simulator lead L to the right side curtain airbag harness.
  1. Reconnect the negative cable to the battery.
  1. Erase the DTC memory.
Is DTC 34-8x indicated?
YES -
Go to Step 9 .
NO -
Short to power in the right side curtain airbag inflator; replace the right side curtain airbag. ■
  1. Turn the ignition switch OFF. Disconnect the negative cable from the battery, and wait for 3 minutes.
  1. Reconnect the negative cable to the battery.
  1. Turn the ignition switch ON (II).
  1. Disconnect the SRS inflator simulator from the black SRS simulator lead (A).
  1. Check for voltage between each terminal of the black SRS simulator lead (A) and body ground. There should be 0.5 V or less.
Is the voltage 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. ■
NO -
  • LHD type: Short to power in the floor wire harness; replace the floor wire harness.■
  • RHD type: Go to Step 16 .
  1. Disconnect floor wire harness 4P connector (A) from right side wire harness.
  1. Check for voltage between the No. 3 terminal of the floor wire harness 4P connector and body ground, and between the No. 4 terminal and body ground. There should be 0.5 V or less.
Is the voltage as specified?
YES -
Short to power in the right side wire harness; replace the right side wire harness.■
NO -
Short to power in the floor wire harness; replace the floor wire harness.■