8 Common Kawasaki KFX 700 Problems (With Fixes)

If you’re a Kawasaki Kfx 700 owner, then you know that the machine is one of the most powerful and reliable ATVs on the market. 

However, like all vehicles, it can be prone to certain problems. Fortunately, many of these issues have simple solutions that don’t require an expensive repair job. 

In this article, we’ll look at some common Kawasaki KFX 700 problems and provide easy-to-follow fixes for them. 

Kawasaki KFX 700 Problems

Kawasaki KFX 700 Problems

1. Starting Problems

The Kawasaki Kfx 700 is an all-terrain vehicle (ATV) that is popular among riders for its superior performance and reliability. 

However, like any other machine, it can suffer from starting problems. 

Common causes of these include a faulty starter solenoid, faulty spark plugs, an engine flooded with fuel, a clogged carburetor, or a dead battery. 

If you experience these issues, it’s best to first check the electrical connections and wiring of your ATV before attempting any repairs. 

Other potential causes could include an air filter that is blocked or worn out, a faulty spark plug wire, an improperly adjusted valve clearance, or even a deteriorated fuel line.

2. Electrical Problem

Electrical issues can be a common cause of starting trouble with the Kawasaki KFX 700. 

Issues such as faulty spark plugs, loose wiring, or a dead battery can all lead to an inability to start the ATV. 

If your battery isn’t properly charged, you may need to replace it or ensure the right amount of voltage is being supplied by checking your charging system. 

If the spark plugs are dirty or corroded, they may require replacement too. Loose or frayed wiring should also be checked and reattached if necessary. 

3. Transmission Problem

The Kawasaki KFX 700 is a powerful all-terrain vehicle, but it can be prone to transmission issues.

When the transmission fails, your ATV will not shift properly and you may experience jerking or grinding when shifting gears. This can make riding your ATV difficult and dangerous.

If you are experiencing transmission problems with your Kawasaki KFX 700, it’s important to get professional help as soon as possible. 

A qualified technician should be able to diagnose the issue quickly and provide an effective repair solution that will restore your ATV back to its original performance level.

4. Overheating Problem

The Kawasaki KFX 700 can suffer from an overheating problem caused by a variety of factors. 

In some cases, the engine may be running too hot as a result of a lack of air circulation around components such as the radiator or air filter. 

Additionally, improper lubrication and incorrect spark plug gap can also cause the engine to overheat. 

To solve this issue, it is important to ensure that all components are clean and in good condition, as well as adhere to the maintenance schedule outlined in the owner’s manual. 

The spark plug gap should also be checked regularly to ensure it is set correctly. 

Lubricate all moving parts according to manufacturer specifications, and make sure that the cooling fan is functioning properly and not clogged with debris or dust.

5. Brake Problems

Brake problems are a common issue with the Kawasaki KFX 700, as the brakes tend to wear out quickly due to their design. 

The most common symptom of brake problems on the KFX 700 is a spongy feeling when applying the brakes. 

This is usually caused by air entering the system and can be easily fixed by bleeding the brakes. 

Other issues that may arise include worn pads or shoes, bad hoses, and contaminated brake fluid. Regular maintenance should be performed to keep your brakes in good condition. 

If any of these issues arise, it is best to take your vehicle into a professional mechanic for proper inspection and repairs.

6. Speed Problem

Speed problems with the Kawasaki KFX 700 are often caused by a faulty or worn drive belt. 

This belt can wear down as it ages, causing it to slip and not be able to reach optimal RPMs for top speed. 

Additionally, the clutches may need adjustment or replacement if they are worn. Poor performance at higher speeds could also be caused by a clogged air filter or oil-laden spark plugs. 

Cleaning and replacing these components can improve the overall speed of the ATV. Proper maintenance of these parts is essential for optimum performance and longevity of the ATV.

7. Carb Issue

The carburetor of the Kawasaki KFX 700 is a complex part that can often cause problems if it isn’t maintained properly or if it doesn’t work correctly. 

There can be many possible causes for a carburetor issue, ranging from a clogged air filter to incorrect jetting. 

A clogged air filter can reduce the amount of oxygen going into the engine and cause it to run leaner than normal, resulting in poor performance and poor fuel economy. 

Incorrect jetting can also lead to issues due to the incorrect mixture between fuel and air. 

The best way to combat these issues is to regularly maintain your carburetor by cleaning out any dirt or grime that could potentially hinder its performance, as well as checking and replacing any worn parts. 

Additionally, you should make sure that your jets are set correctly so that the correct ratio of fuel and air is sent to the engine.

8. Gear Shifting Problems

One of the most common issues experienced with the Kawasaki KFX 700 is difficulty in shifting gears. 

This can be caused by a few issues, such as misalignment of components, an incorrect gear ratio, or a malfunctioning clutch. 

To resolve this issue, it is important to inspect all parts of the gear shifter and its corresponding components for signs of wear or damage. 

If any part appears to be damaged or malfunctioning, it should be replaced. Additionally, the gear ratio must be correctly set so that the shift lever functions correctly.

 It may also be necessary to adjust the clutch tension and engagement points so that the transmission shifts smoothly. 

With proper adjustment and maintenance, owners should not experience any further difficulties with their Kawasaki KFX 700’s gear-shifting problems.

Technical Specifications of Kawasaki KFX 700:

Engine695cc Liquid-Cooled V-Twin
HorsepowerApproximately 50-60 HP
TransmissionAutomatic CVT
Suspension FrontIndependent Double A-arm
Suspension RearSwingarm
Brakes FrontDual Hydraulic Disc
Brakes RearHydraulic Disc
Tires FrontAT 25×8-12
Tires RearAT 25×10-12
Fuel Capacity4.0 gallons
Overall Length81.3 inches
Overall Width46.1 inches
Overall Height45.7 inches
Wheelbase49.4 inches
Ground Clearance9.4 inches
Dry Weight570 lbs
Front Rack Capacity44 lbs
Rear Rack Capacity88 lbs
Towing Capacity1,250 lbs

Pros and Cons of Kawasaki KFX 700:


  1. Automatic Transmission: Unlike most sport quads, the KFX 700 features an automatic transmission, which makes it easier for beginners to ride and allows experienced riders to focus on handling and speed.
  2. Powerful V-Twin Engine: Its 697cc liquid-cooled V-twin engine delivers strong power, making it one of the more powerful ATVs in its class.
  3. Good Suspension: With dual A-arms up front and a swingarm in the rear, the KFX 700 provides a decent ride over rough terrain.
  4. Reliability: Many users have reported that the KFX 700 is a reliable machine with fewer mechanical issues when maintained properly.
  5. Ease of Maintenance: The design of the KFX 700 is relatively simple, making regular maintenance tasks straightforward.


  1. Weight: The KFX 700 is on the heavier side compared to some other sport quads, which can affect its nimbleness and handling.
  2. No Manual Clutch: While the automatic transmission is a pro for some, experienced riders might miss the control that comes with a manual clutch.
  3. Fuel Consumption: The powerful V-twin engine can be thirsty, leading to more frequent fuel stops during long rides.


The Kawasaki KFX 700 is a great all-terrain vehicle, but there are some mechanical issues that can arise if the machine isn’t maintained properly. 

It’s important to stay on top of regular maintenance and repairs in order to avoid costly breakdowns and malfunctions down the road. 

Additionally, it pays off to do research before purchasing this ATV so you know what common problems may come up with certain models or years. 


What is the top speed of the KFX 700?

The Kawasaki KFX 700 has a top speed of up to 80 mph.

How much horsepower does a 2006 KFX 700 have?

The 2006 KFX 700 has a 599cc engine that produces 45 horsepower.

How much does a KFX 700 cost?

The cost of a Kawasaki KFX 700 varies depending on the year and model, but in general, they range from around $4,000-$7,000.

How wide is a KFX 700?

The Kawasaki KFX 700 has a width of 43.6 inches (110.8 cm).

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