FILTER AS-FUEL 4165884 - Caterpillar

Use this procedure in order to troubleshoot an unexpected engine shutdown or use this procedure if one of the following diagnostic codes is logged.
Table 1
Event Codes    
Event Code and Description     Conditions which Generate this Code     System Response    
E265(1)
User Defined Shutdown - least severe     The user-defined shutdown switch has been activated.     The code is logged.
The engine is shut down.    
E678(2)
Ground Level Shutdown - moderate severity     The inputs from the ground level shutdown switch to the Electronic Control Module (ECM) have changed states.     The code is logged.
The engine is shut down.    
4215-31
Ground Level Shutdown - Activated     The ground level shutdown has been activated.     The code is logged.
The engine is shut down.    Probable Causes
Diagnostic codes
Engine shutdown using the customer stop switch
Electronic unit injectors
Engine shutdown using the emergency stop switch at the control panel
Faulty circuit for the emergency stop switch or the customer stop switch
Fuel supplyRecommended Actions
Table 2
Troubleshooting Test Steps     Values     Results    
1. Activated Shutdown
A. Interview the operator and determine the reason for the shutdown.
   
Operator
   
Result: The shutdown was intentional.
Ensure that the reason for the shutdown has been corrected.
Reset the control system. Resume normal operation.
Result: The stop was accidental.
Reset the control system. Resume normal operation.
Result: The emergency stop shutdown was activated.
Reset the shutdown switch. Confirm that the condition for the emergency stop shutdown has been resolved.
Cycle the keyswitch in order to reset the control system.
Result: The emergency stop shutdown was not activated.
Proceed to Test Step 2.
   
2. Diagnostic Codes
A. Establish communication with Cat ET. Refer to Troubleshooting, "Electronic Service Tools".
B. Check for active codes on Cat ET.    
Codes
   
Result: There are active codes.
Troubleshoot any active codes before continuing with this procedure.
Result: There are no active codes.
Proceed to Test Step 3.
   
3. Check the Circuit for the Stop Switches
A. Inspect the wiring between the switches and the connector of the ECM.
B. Look for damage and/or for corrosion. Refer to Troubleshooting, "Switch Circuit - Test".
   
Connectors and Wiring
   
Result: The connectors or wires are OK.
Proceed to Test Step 4.
Result: The connectors or wires are Not OK.
Repair: