YANMAR Marine Engine Fault Codes
Yanmar SPN Fault Code, Description
51 Throttle Position
91 Accelerator Pedal Position
94 Fuel Delivery Pressure
98 Engine Oil Level
100 Engine Oil Pressure
110 Engine Coolant Temperature
111 Coolant Level
Yanmar FMI Fault Code, Description
0 Data valid but above normal operational range
1 Data valid but below normal operational range
2 Data erratic, intermittent or incorrect
3 Voltage above normal or shorted high
4 Voltage below normal or shorted low
5 Current below normal or open circuit
6 Current above normal or grounded circuit
7 Mechanical system not responding properly
8 Abnormal frequency, pulse width or period
9 Abnormal update rate
10 Abnormal rate of change
11 Failure mode not identifiable
12 Bad intelligent device or component
13 Out of calibration
14 Special instructions
15 Data valid but above normal operational range (least severe)
16 Data valid but above normal operational range (moderately severe)
17 Data valid but below normal operational range (least severe)
18 Data valid but below normal operational range (moderately severe)
19 Received network data in error
20 thru 30 Reserved for future assignment
31 Not available or condition exists