45-2x

SRS DTC Troubleshooting: 45-2x, 45-3x, 45-Bx (x can be 0 thru 9 or A thru F)

DTC 45-2x, 45-3x, 45-Bx ("x" can be 0 thru 9 or A thru F): Internal Failure of the Left Side Impact Sensor (second)

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 memory. Reading and Clearing Diagnostic Trouble Codes

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

3. Read the DTC. Reading and Clearing Diagnostic Trouble Codes

Is DTC 45-2x, 45-3x, or 45-Bx indicated?
YES - Replace the left side impact sensor (second) Side Impact Sensor (Second) Replacement, then clear the DTC. If the DTC is still present, replace the SRS unit. SRS Unit Replacement

NO - Intermittent failure, 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.