Common Honda Rincon 680 ATV Issue- Expert Tips and Troubleshooting Guide

If you’re an ATV enthusiast, you know that the Honda Rincon 680 is a beast of a machine. With its powerful engine and durable design, this ATV is built to tackle even the toughest terrain. But, like any vehicle, the Rincon 680 is not immune to problems.

As a rider, it’s important to know the common issues that can arise with this ATV so that you can keep it running at its best. In this guide, we’ll take a deep dive into the most common problems that riders face with the Honda Rincon 680 and provide you with expert tips and solutions to keep your ATV in top shape.

Honda Rincon 680 top Speed issues

One of the most commonly reported issues among Honda Rincon 680 riders is the failure to reach the top speed. Many have reported that their ATV struggles to reach the advertised top speed of 63 mph, with some experiencing a maximum speed as low as 50 mph.

Inability to reach top speed can be caused by a variety of factors, including the rider’s weight, the terrain, and the altitude. This can be a frustrating problem for riders who want to enjoy the full potential of their ATV.

However, there are some potential solutions to the top speed issues that Honda Rincon 680 riders may face. Some of the common fixes include:

  • Upgrading the air intake system and installing a less restrictive exhaust system to improve exhaust flow.
  • Re-jetting the carburetor
  • Installing a fuel controller to adjust the air-fuel ratio
  • Ensuring proper maintenance, including regular oil changes and air filter cleanings
  • Adjusting the tire pressure to ensure it is within the recommended range
  • Upgrading the clutch system to better handle the power and improve acceleration
honda rincon 680 problem


Another common issue experienced by some riders is Honda Rincon 680 overheating. This problem is especially prominent during extended use in hot weather or in difficult terrain. Overheating can cause the engine to stall or shut down entirely, which can be dangerous if the rider is far from help.

To fix the overheating problem, the following steps can be taken:

Check and Clean the Radiator

One of the most common reasons for overheating in Honda Rincon 680 is a blocked radiator. It can restrict the flow of coolant, causing the engine to overheat. To fix this, check the radiator for debris or dirt and clean it thoroughly.

Inspect the Water Pump

The water pump circulates coolant through the engine to keep it cool. If it’s not working correctly, the engine can overheat. Inspect the water pump for any signs of damage or leaks, and replace it if necessary.

Check Coolant Level

It is a no-brainer that low coolant levels will make the engine overheat. Ensure to check the coolant level in the reservoir and refill it up if needed. In addition, make sure to use the recommended coolant (Honda HP Coolant) for the Honda Rincon 680.

Regular Maintenance

Regular maintenance of the cooling system is crucial to prevent overheating. This includes flushing the system, replacing the coolant, and inspecting the hoses and clamps for any leaks or damage. In addition to the above, it is also essential to practice careful riding and watch for warning signs such as high engine temperature or strange noises coming from the engine.

Honda 680 Rincon fuel injection problems

Fuel injection problems are another common issue that Honda Rincon 680 owners have reported. Fuel injection technology is commonly used in modern engines, but it can be susceptible to issues such as clogging and misfiring.

When the fuel injection system on a Honda Rincon 680 fails, it can cause the engine to run poorly or even stall. To fix the fuel injection problems, you can implement the following:

Regular Maintenance

Regular maintenance and cleaning of the fuel injection system are crucial to prevent fuel injection issues from occurring. This includes inspecting the fuel system for any signs of wear or damage, such as clogs, leaks, or worn-out components.

Use High-Quality Fuel

Using high-quality fuel can help prevent clogging of the fuel injection system. Always use the recommended fuel, preferably regular unleaded gasoline, and avoid using low-quality fuel or fuel with a high ethanol content.

Check Fuel Filters

Fuel filters are designed to remove impurities from the fuel before it reaches the engine. Over time, the fuel filter can become clogged and require replacement. Check the fuel filters regularly, and replace them as needed.

Clean Fuel Injectors

Fuel injectors can become clogged with dirt, debris, and other contaminants. Dirty fuel injectors can interfere with the fuel injection system of a Honda 680 in several ways. Fuel injectors are responsible for delivering fuel to the engine at the correct time and in the right quantity. When they become dirty, they can cause a range of issues that affect the engine’s performance

Regularly cleaning the fuel injectors can help prevent fuel injection problems from occurring. It is important to note that fuel injection issues can be challenging to diagnose, and it is recommended to seek the help of a mechanic if you suspect a problem with the fuel injection system.

Starter motor issues

Starter motor issues are another concern that Honda Rincon 680 riders may face. The starter motor is responsible for starting the engine, and when it fails, the engine will not start. While the starter motor is generally a reliable component, there are a few issues that owners of the Rincon have reported with the starter motor. Here are some of the most common issues

  • Starter motor failure- One of the most common issues with the starter motor is outright failure. This can be caused by worn brushes, damaged armatures, or other issues with the internal components of the motor. When the starter motor fails, the engine won’t turn over and won’t start.
  • Slow cranking- Another common issue with the starter motor is slow cranking. This can be caused by a weak battery, corroded connections, or a worn starter motor. When the starter motor cranks slowly, it may take longer for the engine to start, or the engine may not start at all.
  • Clicking sound-Some owners have reported hearing a clicking sound when they try to start the engine. This can be caused by a faulty solenoid, which is responsible for engaging the starter motor. When the solenoid fails, it won’t engage the starter motor and the engine won’t start.

To fix starter motor issues it is critical to follow the manufacturer’s recommended maintenance schedule and address any issues promptly. Regular inspections, fluid changes, and component replacements can help keep your Honda Rincon’s starter motor running smoothly and reliably. Additionally, be sure to keep your battery charged and the connections clean and tight to prevent any issues with slow cranking or clicking sounds.

Also Read: Honda Rancher 420 Common Problems and Their Fixes

Electrical Problems

Another issue that some Honda Rincon 680 riders have experienced is recurring electrical problems. Electrical issues can cause a variety of symptoms, such as a weak or dead battery, malfunctioning lights, or a non-functional starter motor.

One possible cause of electrical issues is a faulty charging system, which can prevent the battery from charging properly and cause the electrical components to malfunction. Other potential causes of electrical problems include:

  • Loose or corroded connections,
  • Damaged wiring
  • Failing rectifier
  • Electrical shorts
  • Faulty switches
  • Blown fuses

Regular maintenance and careful riding can help prevent some of these electrical issues from occurring. Additionally, be sure to keep your battery charged and the connections clean and tight to prevent any issues with dead batteries or charging system problems. However, if you are experience serious electrical issues, it is always a good idea to get your ATV inspected by a qualified mechanic.

In conclusion

To sum up, the Honda Rincon 680 is a well-known ATV but has its fair share of issues. This guide has covered some of the most common problems that riders face along with some possible solutions. If you have experienced any of these problems or have found other solutions that have worked for you, we would love to hear about them in the comments below.

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