BOLT 2800408 - Caterpillar

Table 1
Event Code
CDL Code Description Comments
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.
E1172 (3) Engine Idle Shutdown Pending The engine is shutting down.
An alarm will sound.
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 shutdown 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.