Polaris Sportsman 850 2021 Owner's Manual page 158

TROUBLESHOOTING
POSSIBLE CAUSE
Loose ignition connections
Low battery voltage
Incorrect fuel
Clogged air filter
Clogged intake pre-filter
Other mechanical failure
Overheated engine
DIAGNOSTIC DISPLAY CODE DEFINITIONS
Open Load:There is a break in the wires that lead to the item listed in the chart
(injector, fuel pump, etc.), or the item has failed.
Short-to-Ground:The wire is shorted to ground between the electronic control
unit and the item listed in the chart.
Shorted Load:The wires leading to the item listed in the chart are shorted
together, or the item has shorted internally.
Short-to-Battery:The wire leading from the item listed in the chart to the
electronic control unit is shorted to a wire at battery voltage.
COMPONENT
Throttle Position
Sensor
Engine Temperature
Sensor
Intake Air
Temperature Sensor
Manifold Absolute
Pressure Sensor
156
Check all connections and tighten
Recharge the battery
Replace with fresh recommended fuel
Inspect and clean or replace
Inspect and clean (with soapy water) or replace
Your authorized dealer can assist
Clean radiator screen and core, clean engine exterior, and check
coolant level. Your dealer can assist.
DIAGNOSTIC CODES
CONDITION
Voltage Too High
Voltage Too Low
Voltage Too High
Voltage Too Low
Temperature Too High
Engine Overheat
Shutdown
Voltage Too High
Voltage Too Low
Voltage Too High
Voltage Too Low
SOLUTION
SPN
51
51
110
110
110
110
105
105
102
102
FMI
3
4
3
4
16
0
3
4
3
4