COVER AS-SOUND SUPPRESSION 5262620 - Caterpillar

The Electronic Control Module (ECM) detects excessive current for the output of the starting motor relay.Note: This diagnostic condition can only be detected by the ECM when the output for the starting motor relay is ON. The output is normally ON when the engine control is changed from the STOP mode to the START mode. The output is ON until the crank terminate relay is energized.System Response:The ECM will continue to attempt to energize the relay. The alarm output is activated. The code is logged.Possible Performance Effect:The engine will probably be unable to crank.Troubleshooting:Test Step 1. Perform the following diagnostic procedure: "ECM Output Circuit (Starting Motor)"Results:
OK - STOP