DTC Troubleshooting: 52-Ax, 52-Bx, 52-Cx

DTC 52-Ax (52-A0 to 52-A9, 52-AA to 52-AF),52-Bx (52-B0 to 52-B9, 52-BA to 52-BF),52-Cx (52-C0 to 52-C9, 52-CA to 52-CF): Internal Failure of the SRS Unit 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.

1. 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-Ax, 52-Bx or 52-Cx indicated?

YES | - | Replace the SRS unit. ■
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 for troubleshooting details.