Skip to main content
SRS DTC Troubleshooting: 31-1x, 31-2x

DTC 31-1x (‘‘x'' can be 0 thru 9 or A thru F):
Open in the Left Side Airbag Inflator
DTC 31-2x (‘‘x'' can be 0 thru 9 or A thru F):
Increased Resistance in the Left Side Airbag Inflator
NOTE:
  1. Turn the ignition switch to ON (II), then wait for 10 seconds.
Is DTC 31-1x or 31-2x indicated?
YES -
Go to Step 4 .
NO -
Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.
  1. Turn the ignition switch to LOCK (0).
  1. Install a jumper wire between the No. 1 and the No. 2 terminals of floor wire harness 2P connector.
  1. Turn the ignition switch to ON (II), then wait for 10 seconds.
Is DTC 31-1x or 31-2x indicated?
YES -
Go to Step 12 .
NO -
Faulty left side airbag; replace the left side airbag.
  1. Turn the ignition switch to LOCK (0).
  1. Remove a jumper wire from the floor wire harness 2P connector.

  1. Install a jumper wire between the No. 6 and the No. 7 terminals of SRS unit connector B (39P).

  1. Check for continuity between the No. 1 and the No. 2 terminals of floor wire harness 2P connector.
Is there continuity?
YES -
NO -
Open or increased resistance in the floor wire harness; replace the floor wire harness.■