DTC Troubleshooting: 52-Ex, 52-Fx, 53-1x

DTC 52-Ex (52-E0 to 52-E9, 52-EA to 52-EF),
52-Fx (52-F0 to 52-F9, 52-FA to 52-FF),
53-1x (53-10 to 53-19, 53-1A to 53-1F):

NOTE: Before troubleshooting any of these DTCs, check the battery/system voltage. If the voltage is low, repair the charging system 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 of these DTCs.

1. Erase the DTC memory.

2. Turn the ignition switch ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.

Does the SRS indicator stay on, and is DTC 52-Ex, 52-Fx, or 53-1x indicated?

YES - Replace the SRS unit.n

NO - Intermittent failure, system is OK at this time. Go to Troubleshooting Intermittent Failures. If another DTC is indicated, go to the DTC Troubleshooting Index.