COVER 4309416 - Caterpillar

Table 1
J1939 Code and Description CDL Code and Description Comments
594-0
Engine Idle Shutdown Driver Alert Mode : High - most severe (3) E1172 (3)
Engine Idle Shutdown Driver Alert Mode : High - most severe (3) The engine is shutting down. The code is logged
593-31
Engine Idle Shutdown has Shutdown Engine E1171 (1)
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.
594-31
Engine Idle Shutdown Driver Alert Mode E1172 (2)
Engine Idle Shutdown Driver Alert Mode The engine is preparing to shut down because of an extended non-working idle time.
The code is logged.
594-31
Engine Idle Shutdown Driver Alert Mode E1172 (3)
Engine Idle Shutdown Driver Alert Mode 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.
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 Solution Network (DSN).