Polaris fault code lookup: SPN and FMI
Enter the SPN and FMI from your display. The same SPN can mean different things with another FMI or controller.
Reviewed 1 primary sourceSee sources
Reading an SPN / FMI pair
SPN identifies the fault area; FMI identifies the fault mode. Copy both numbers.[1]
The manual separates engine, steering, suspension and display controllers. More than one controller can use a pair.[1]
Covered Polaris fault codes
| SPN | FMI | Controller | Definition |
|---|---|---|---|
| 110 | 0 | Engine Control Module | Overheating; engine shutdown[1] |
| 110 | 3 | Engine Control Module | Coolant temperature sensor: high circuit[1] |
| 110 | 4 | Engine Control Module | Coolant temperature sensor: low circuit[1] |
| 110 | 16 | Engine Control Module | Coolant over-temperature condition[1] |
| 168 | 1 | Engine Control Module | System voltage below critical level[1] |
| 168 | 1 | Ride Command Display | Battery / power-input condition[1] |
| 168 | 3 | Engine Control Module | High system voltage[1] |
| 168 | 3 | EPS Module | High steering-module supply voltage[1] |
| 168 | 4 | Engine Control Module | Low system voltage[1] |
| 168 | 4 | EPS Module | Low steering-module supply voltage[1] |
| 65590 | 7 | Engine Control Module | Single-cylinder misfire; cylinder unspecified[1] |
| 65590 | 31 | Engine Control Module | Misfire; fueling disabled[1] |
| 65591 | 7 | Engine Control Module | Cylinder 1 misfire[1] |
| 65592 | 7 | Engine Control Module | Cylinder 2 misfire[1] |
| 65599 | 7 | Engine Control Module | Random or multiple-cylinder misfire[1] |
| 520207 | 3 | Engine Control Module | AWD circuit short to battery[1] |
| 520207 | 4 | Engine Control Module | AWD control circuit grounded[1] |
| 520207 | 5 | Engine Control Module | AWD control circuit open/grounded[1] |
| 520209 | 3 | Engine Control Module | Oxygen-sensor heater circuit: high[1] |
| 520209 | 4 | Engine Control Module | Oxygen-sensor heater circuit: low[1] |
| 520209 | 5 | Engine Control Module | Oxygen-sensor heater circuit fault[1] |
| 520230 | 31 | Instrument Cluster | Lost communication with power steering[1] |
| 520344 | 15 | Engine Control Module | Bank 1 rich off idle[1] |
| 520344 | 17 | Engine Control Module | Bank 1 lean off idle[1] |
Coverage and limits
Only the listed 2025 Pro R equipment is covered. RZR XP, Turbo, Ranger and Sportsman need their own manuals.[1]
A code definition does not identify the failed part. Use the manufacturer’s diagnostic and service guidance.[1]
Sources
Facts are restated from the manufacturer documents below. Match the exact model, year and variant before using a figure.
- 2025 RZR Pro R Owner’s ManualPolaris · 9954448 · Diagnostic Codes table: controller headings and SPN/FMI columns · retrieved
Primary publishers: Polaris. Spotted an error? Email the address in the footer with the model and the document you are using.