43-Bx

SRS DTC Troubleshooting: 43-2x, 43-8x, 43-Bx (x can be 0 thru 9 or A thru F)

DTC 43-2x, 43-8x, 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 Service and Repair and General Troubleshooting Information. Reading and Clearing Diagnostic Trouble Codes

1. Clear the DTC with the HDS. Reading and Clearing Diagnostic Trouble Codes

2. Turn the ignition switch to ON (II), then wait for 10 seconds.

3. Check for DTCs with the HDS. Reading and Clearing Diagnostic Trouble Codes

Is DTC 43-2x, 43-8x, or 43-Bx indicated?
YES - Faulty left side impact sensor (first); replace the left side impact sensor (first), Side Impact Sensor (First) Replacement then clear the DTC. If the DTC is still present, replace the SRS unit. SRS Unit Replacement

NO - Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. Reading and Clearing Diagnostic Trouble Codes If another DTC is indicated, troubleshoot the DTC.