Polaris Sportsman 500 Electrical Problems & Solutions

Polaris Sportsman 500 can show multiple electrical issues, such as no electrical start or starting issues after not using it for an extended period. Sometimes the whole electric feature malfunctions, sudden power cut-offs, and ignition problems are also quite common in this vehicle.

This vehicle is fuel-efficient, powerful, and versatile with trails. But, one of the drawbacks is its electrical issues which might be minor to severe. Thus, you must be aware of  Polaris Sportsman 500 electrical problems if you already own this vehicle or are planning to buy one.

In this article, we will talk about the reasons and solutions to several common electrical problems of the Polaris Sportsman 500. So, without further ado, let’s go through the article!

Table: Polaris Sportsman 500 Electrical Problems For Different Model Years

In this section, we’ll look into the different electrical problems related to different models of the Polaris Sportsman 500.

Model YearProblems 
1997 Polaris Sportsman 500Indicator light illuminates dimly. Also, voltage drops with starting the Engine
1999 Polaris Sportsman 500Has “No-power” problems even after turning on the ignition switch 
2001 Polaris Sportsman 500Car overheating to the point of coolant loss
2003 Polaris Sportsman 500Lights run out and lose all power while the engine is running.
2007 Polaris Sportsman 500Blank dashboard, can’t get enough power from the battery even with turning on the battery
2009 Polaris Sportsman 500Sudden stalling of the engine though the battery is in good condition
2011 Polaris Sportsman 500The electrical start doesn’t work after leaving it unused for some period.

Polaris Sportsman 500 Electrical Problems: Reasons & Solutions

test electrical problems on Polaris Sportsman 500


In this section, we will discuss a few common electrical problems of the Polaris Sportsman 500. Before knowing the solutions to those problems, you also should have a clear Knowledge of the reasons behind those issues. This makes the resolution process easier for you. 

1. Digital Display Cut Off

When you start the ignition switch, everything will be fine until you turn the “start” key. After that, you will hear a loud click from the solenoid, and the digital display, speedometer gauge, and lights will go off. You can’t even pull Start the Polaris Sportsman 500 after that.


  • The main reason behind this is ignoring minor electrical problems for a long time
  • A bad solenoid or battery is also can be responsible for the no start
  • The PDM of your vehicle might not be charging correctly


  • Load test the battery and if it fails, replace it with a brand-new battery
  • Rebuild the old PDM or replace It with a new one

2. Electrical Start Not Working

Sometimes when you want to start through an electrical start, it doesn’t begin and shows symptoms like the battery is dead. Also, when you try to start it, the voltage drops from 13 volts to 8 volts. 

However, if you try the pull start, it will run fine, but the headlights and taillights will burn out shortly. To understand this issue better, watch the following video.


  • The battery isn’t connected correctly
  • The low acid level of the battery
  • Disconnected voltage regulator
  • Short-circuit inside the battery


  • Before pulling the recoil starter to start the car, remember to connect the battery again
  • Check the acid level of the battery and replace it if it is damaged
  • Make sure to secure the connection of the voltage regulator properly

3. No Spark

Sometimes, you may face the no spark issue in your sportsman 500. It mainly occurs when you ride it up the ramp at a steep angle. In this case, every other thing will be fine, along with the spin. But you can’t see any spark.


  • A faulty spark plug is a prime culprit in this issue
  • Short in the circuit of CDI kill 
  • Damaged ignition switch and left control switch


  • You should buy a new spark plug (Our Recommendation: NGK Resistor Spark plug) and replace the faulty one. This will ensure the smooth running and consistent performance of the vehicle with its OEM quality
  • Unplug the black kill wire from the CDI

4. Power Cut-off

Sometimes, you may also face a dying engine due to the sudden power cut-off. If you try to restart the vehicle, it will start normally, but within 15 seconds, it will die again.


  • Damage to the ignition switch
  • Short circuit in ECM
  • Melted fusible link due to some unforeseen circumstances


  • Repair or replace the damaged ignition switch
  • Check the wiring to find any bare or melted areas
  • Try to insulate the wires and change those melted wires of the circuit

5. Electric Malfunctions

First of all, the Electrical start will not work. But, even if you drive it with manual starting, every electric malfunction starts like no winch, blinking headlights, and malfunctioning cooling fan. Besides, the vehicle begins to overheat excessively.



  • Inspect the wiring circuit for any damaged or worn-out wires
  • While the battery is running, check if it’s 13.6 volts. If not, then change the battery

5. Starting Issue After Leaving It Unused

This problem mainly occurs when you leave your sportsman 500 for a more extended period unused. When you try to start it, it will not start, and the digital dashboard will also be blank.


  • Short-out fuses due to the dirty surface
  • Misalignment of the kill switch 


  • Inspect the fuses properly and replace all short-out or damaged fuses
  • Align the kill switch in the correct position

Prevention of Polaris Sportsman 500 Electrical Problems

laris Sportsman 500 Voltage Regulator Checking

Electrical problems may get quite severe and can cost a lot of money for repairing purposes. But you can avoid those critical electrical issues by following some preventive methods. 

  1. Get a wiring diagram for a specific model of your vehicle. Next, check connections often to identify poor connections. Here is a wiring diagram for Polaris Sportsman 500 for your convenience.
Polaris Sportsman 500 wiring diagram
  1. Check the fuses and voltage regulator frequency to diagnose any damage.
  2. Inspect frequently if battery contacts are dirty. If so, it won’t be able to connect properly. That’s why you need to keep the battery contacts clean.
  3. Make sure that the black kill wire of CDI doesn’t come out and that it’s grounded somehow.
  4. Don’t ignore any minor electrical issues. As soon as you notice them, try to resolve them. Otherwise, it will cause enormous problems in the upcoming days.


In this FAQ section, you will get answers to several common questions about the electrical issues of Polaris Sportsman 500.

Why Do I Need To Load-Test The Battery Of The Polaris Sportsman 500?

As the battery’s dead cells can also show 12 volts, a load test is used to clarify the dead battery.

Where Does Wiring Short Occur Frequently In Polaris Sportsman 500?

The headlight and left control switch are frequently stressed, and wire shorts occur at these locations.


Though the Polaris Sportsman 500 is a great vehicle, like any other vehicle, it also has some drawbacks. One of those is Polaris Sportsman 500 electrical problems. These problems may get critical if you don’t solve them initially. You need to be alert when your vehicle faces any electrical issues. 

In this article, we discussed the reasons and solutions to those common problems. Hence, try to understand the reasons behind those problems and solve them accordingly. However, if you regularly maintain the wiring connection of your vehicle, you may avoid many of those electrical issues.


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