Diagnostic Trouble Codes
Diagnostic Trouble Code Priorities
Each Diagnostic Trouble Code (DTC) has a priority. The priority of the diagnostic trouble code is indicated in the way the diagnostic trouble code is displayed to the operator:
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Priority 1 - The tachometer display will stop normal function and the diagnostic trouble code will be displayed. This indicates a problem that requires the combine be stopped, the engine shut off immediately and the problem corrected. The tachometer will show the diagnostic trouble code until the problem is solved
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Priority 2 - The tachometer Diagnostic lndicator comes on. This indicates a problem that should be checked immediately
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Priority 3 - Diagnostic trouble codes will be stored but it is not indicated to the operator
Each Control Unit is represented by an address:
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ALL - All Control Units
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A00 - Engine Control Unit
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C00 - Armrest Control Unit
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C03 - Cornerpost Control Unit
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E00 - Tailings Master Sensor
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E01 - Automatic Header Control Unit
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E02 - Grain Loss Monitor Control Unit
Diagnostic Trouble Code Explanation:
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A - Control Unit (Explanation see above), shown in the upper line
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B -
S
uspected
P
arameter
N
umber (SPN), from 2 up to 6 digits are possible (for example 96, 100002), shown in the middle and lower line
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C -
F
ailure
M
ode
I
dentifier (FMI), point and 2 digits, shown in the lower line
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A-Control Unit
B-Suspected Parameter Number (SPN)
C-Failure Mode Identifier (FMI)
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