John Deere POWERTECH 4045 - Manual (Page 75)

Instrument Panel - Elect. Cont. Later Engines
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Exit Main Menu
6. Press the "Menu" key to exit the main menu and return
to the engine parameter display.
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Accessing Active Trouble Codes
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Normal Operation
NOTE: The engine does not need to be running to
navigate the diagnostic gauge screens. If engine
start up is desired, See Starting The Engine. All of
the engine values illustrated on the diagnostic
gauge indicate the engine is running.
For description of trouble codes, see chart in
Troubleshooting Section.
1. During normal operation the single or four parameter
screen will be displayed.
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Active Trouble Codes Displayed
2. When the diagnostic gauge receives a trouble code
from an engine control unit, the single or four
parameter screen will be replaced with the "Warning"
message. The SPN and FMI number will be displayed
along with a description of the problem and the
corrective action needed.
IMPORTANT: Ignoring active trouble codes can result
in severe engine damage.
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