TM 5-3805-293-23-1
0011
Table 2. Engine Troubleshooting with Codes for the 120M Motor Grader - Continued.
CDI FMI CODE
ERROR/EVENT
CORRECTIVE ACTION
0526-07 Turbo Waste Gate
System Response:
Not Responding Properly
A warning will dispay on instru-
l
ment panel. ECM will log diagnos-
tic code.
The Engine ECM will derate
engine while diagnostic code is
active. After derate has been acti-
vated, the Engine Power Derate
parameter on MSD will display
100%.
Possible Performance Effect:
The engine may not reach top
RPM.
The engine has low power.
N OT E
When this diagnostic code is registered, the code indicates that a
mechanical fault exists in the intake air system. The electronic part of
the control system will be operating correctly.
Turbocharger Lines Damaged -
Replace tubes (WP 0079).
Inspection (WP 0037).
Turbocharger Lines OK - Replace
turbocharger (WP 0077).
0549-02 Throttle Lock
System Response:
Switch Data Erratic, Intermit- ECM will log diagnostic code. A warn-
tent, or Incorrect
ing will appear on instrument panel
while this diagnostic code is active.
Possible Performance Effect:
Ability to lock throttle will not be avail-
able.
Change 1