TM 5-3805-294-23-1
FIELD MAINTENANCE
DTC 1569.31 - ENGINE IN POWER DERATE CONDITION
INITIAL SETUP:
Equipment Condition
Tools and Special Tools
Machine safely parked and shut down (TM
Accessory Kit, MSD Electronic Equipment
5-3805-294-10). (Volume 5, WP 0794)
(Volume 5, WP 0796, Table 2, Item 2)
Test Equipment Setup for MSD and Service
Test Set, MSD Electronic Systems
ADVISOR. (Volume 3, WP 0375)
(Volume 5, WP 0796, Table 2, Item 116)
Personnel Required
Construction Equipment Repairer 91L (1)
References
TM 5-3805-294-10 (Volume 5, WP 0794)
Volume 3, WP 0362
Related Information
The engine power derate diagnostic trouble code informs the operator that the ECU has detected a condition such
as high coolant temperature and is derating the engine by limiting the maximum amount of fuel available to the
engine. This code will only set as a result of another DTC setting.
Alarm Level
Warning.
Control Unit Response
The ECU will limit the amount of engine speed in an attempt to protect the engine.
TROUBLESHOOTING PROCEDURE
Table 1. DTC 1569.31 - Engine in Power Derate Condition.
Test or Inspection
Corrective Action
Malfunction
1.
Turn key switch to ON position,
Active Diagnostic
but DO NOT START ENGINE
Troubleshooting
(TM 5-3805-294-10). (Volume
Codes (DTCs).
5, WP 0794)
2.
Refresh DTCs. Note all active
DTCs. (Volume 3, WP 0362)
0103-1