Commissioning
Page 25 of 36
057-300 ISSUE: 1.1
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Common SPNs
NOTE: For a full list of all SPN/FMI and their detailed descriptions, consult SAE J1939
specification or consult the manufacturer/supplier of the ECU connected.
SPN
Description
100
Engine Oil Pressure
102
Engine Intake Manifold 1 Pressure
105
Engine Intake Manifold 1 Temperature
110
Engine Coolant Temperature
173
Engine Exhaust Temperature
175
Engine Oil Temperature
190
Engine Speed
3517
After Treatment 1 DEF (Diesel Exhaust Fluid) Level
FMIs
NOTE: For a full list of all SPN/FMI and their detailed descriptions, consult SAE J1939
specification or consult the manufacturer/supplier of the ECU connected.
FMI
Description
0
High
– most severe (3)
1
Low
– most severe (3)
2
Erratic, Intermittent or Incorrect
3
Voltage Above Normal
4
Voltage Below Normal
5
Current Below Normal
6
Current Above Normal
7
Not Responding Properly
8
Abnormal Frequency, Pulse Width or Period
9
Abnormal Update Rate
10
Abnormal Rate of Change
11
Other Failure Mode
12
Failure
13
Out of Calibration
14
Special Instruction
15
High
– least severe (1)
16
High
– moderate severity (2)
17
Low
– least severe (1)
18
Low
– moderate severity (2)
19
Data Error
20
Data Drifted High
21
Data Drifted Low
