STRUCTURE AR 5088362 - Caterpillar

This diagnostic code is only applicable to the 420E backhoe loader.The Electronic Control Module (ECM) detects the following conditions:
A high current condition in the circuit from the ECM to the circuit for the start relaySystem Response:The ECM will log the diagnostic code. A warning will appear on the display on the control panel once the diagnostic code has been active for 10 seconds. Possible Performance Effect:The engine will not start while this diagnostic code is active.Troubleshooting:This diagnostic code indicates a fault in the circuit for the start relay. The fault is most likely to be an short circuit.Test Step 1. Perform the following diagnostic procedure: "Start Relay Circuit - Test"Results:
OK - STOP