COVER 1113307 - Caterpillar

Table 1
Diagnostic Trouble Codes    
CDL Code    J1939 Code    Description    Comments    
E1171 (1)     593-31     Engine Idle Shutdown Occurred     The engine has been idling for an extended amount of time.
This notification is for the operator. This notification is not a suspected engine problem.
The code is logged.    
E1172 (2)     593-31     Engine Idle Shutdown Pending     The engine is preparing to shut down because of an extended "non-working" idle time.
The code is logged.    
E1172 (3)     593-31     Engine Idle Shutdown Pending     The engine is shutting down.
An alarm is activated.
The code is logged.    Probable Causes
Extended idle timeRecommended Actions
Table 2
Troubleshooting Test Steps    Values    Results    
1. Engine At Idle Speed
A. This condition is normal operation. The engine has been idling for an extended amount of time and the Electronic Control Module (ECM) will shut down the engine.
B. The "Engine Idle Shutdown Enable Status" parameter in Caterpillar Electronic Technician (ET) can be disabled. The amount of time before engine shutdown can then be configured.
   
Normal operation
   
Result: This condition is normal operation.
Return the unit to service.
   Complete the procedure in the order in which the steps are listed. If 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).