Skip to main content
SRS DTC Troubleshooting: 43-3x, 43-8x, 43-9x, 43-Ax, 43-Bx

DTC 43-3x, 43-8x, 43-9x, 43-Ax, 43-Bx (''x'' can be 0 thru 9 or A thru F):
Internal Failure of the Left Side Impact Sensor (first)
NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures and General Troubleshooting Information.
  1. Turn the ignition switch to ON (II), then wait for 10 seconds.
Is DTC 43-3x, 43-8x, 43-9x, 43-Ax, or 43-Bx indicated?
YES -
Faulty left side impact sensor (first); replace the left side front impact sensor (first).
NO -
Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.