ELECTRONICS GP 3890344 - Caterpillar

Table 1
Diagnostic Trouble Codes    
CDL Code    J1939 Codes    Code Description
(code descriptions may vary)    Comments    
E265(2)         User Defined Shut down     The inputs from the ground level shutdown switch to the Electronic Control Module (ECM) have changed states.
The engine will shut down. The code is logged.    
E265(3)         User Defined Shut down     The inputs from the ground level shutdown switch to the Electronic Control Module (ECM) have changed states.
The engine will shut down. The code is logged.    
E268(1)     5272-31     Unexpected Engine Shutdown     The Engine was stopped before cooling of the exhaust system could complete. Allow Delay engine shutdown to complete.    The ignition is immediately terminated when an emergency stop button is pressed. Probable Causes for a E265 Code
Activated shutdown switch
Circuit for the shutdown switch Probable Causes for a E268 Code
Operator
Fuel
Mechanical FailureRecommended Actions for a E265 Code
Note: The procedures have been listed in order of probability. Complete the procedures in order.
Table 2
Troubleshooting Test Steps    Values    Results    
1. Activated Shut Down Switch
A. Talk to the operator and determine the reason for the emergency stop shutdown.
   
Switch
   
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. Circuit for the Shutdown Switch
A. Inspect the stop switches for evidence of damage that has been caused by vibration, moisture, or corrosion. Check the circuit for the shutdown switch. Refer to Troubleshooting, "Shutdown (Ground Level) - Test".
   
Circuit
   
Result: The circuit is damaged for the shutdown switch.
Diagnose the problem and then repair the problem.
Verify that the repair eliminated the problem.
   Recommended Actions for a E268 Code
Refer to Troubleshooting, "Troubleshooting without a Diagnostic Code" for additional information.
Table 3
Troubleshooting Test Steps    Values    Results    
1. Operator
A. Interview the operator and determine the events that caused the engine to stall.
B. Delay engine shutdown may not have completed.
   
Operator
   
Result: The operator is operating the engine correctly.
Proceed to Test Step 2.
Result: The operator is not operating the engine correctly.
Operate the engine correctly.
   
2. Fuel
A. The engine has ran out of fuel.
   
Fuel
   
Result: The engine is out of fuel.
Supply the engine with an adequate fuel supply.
Verify that the repair eliminated the problem.
Result: The engine is not out of fuel.
Proceed to Test Step 3.
   
3. Mechanical Failure
A. Check for a mechanical failure.
   
Mechanical failure
   
Result: A mechanical failure has occurred.
Diagnose the problem and then repair the problem.
Verify that the repair eliminated the problem.
   Complete the procedure in the order in which the steps are listed.The procedure corrected the issue. Return the engine to service.The procedure did not correct the issue.Contact your Cat dealer Technical Communicator (TC). For further assistance, your TC can confer with the Dealer Solutions Network (DSN).