51-xx

SRS DTC Troubleshooting: 51-xx, 52-xx, 53-xx, 54-xx, 55-xx

DTC 51-xx, 52-xx, 53-xx, 54-xx, 55-xx ("x" can be 0 thru 9 or A thru F):

Internal Failure of the SRS Unit

NOTE:

- Before doing this troubleshooting procedure, find out if the vehicle was in a collision. If so, verify that all the required components were replaced with new components, of the correct part number, and that they were properly installed Service and Repair.
- Before doing this troubleshooting procedure, review SRS Precautions and Procedures Service and Repair and General Troubleshooting Information Reading and Clearing Diagnostic Trouble Codes.
- Before troubleshooting any of these DTCs, check the battery/system voltage and battery cable connections Testing and Inspection. If the voltage is low, repair the charging system, test and charge the battery, or replace the battery before troubleshooting the SRS. If the battery/system voltage is now OK, ask the customer if the battery ever went dead. A dead battery may trigger one or more of these DTCs.

1. Clear the DTC memory.

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

3. Read the DTC.

Is DTC 51-xx, 52-xx, 53-xx, 54-xx, or 55-xx indicated?

YES -

Replace the SRS unit SRS Unit Replacement.�

NO -

Intermittent failure, the system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, troubleshoot the DTC.�