Top 5 Critical 2006 Yamaha Rhino 660 Problems You Must Know

The 2006 yamaha rhino 660 is known for a few common problems, including an overheating engine, broken axles, and stalling issues. In this article, we’ll dive into these issues and offer some possible solutions to keep your rhino running smoothly.

Yamaha released the rhino 660 side-by-side (sxs) in 2004, and it quickly became a hit with off-road enthusiasts. The rhino combined the agility of an atv with the versatility of a small pickup truck, making it perfect for hunting, farming, and exploring.

However, as with any machine, the rhino 660 has its fair share of problems. The most common issues reported by owners include engine overheating, broken axles, and stalling. Let’s take a closer look at each of these problems and what you can do to fix them.

Top 5 Critical 2006 Yamaha Rhino 660 Problems You Must Know


Braking System Problems

The braking system is an essential component of the Yamaha rhino 660. It comprises brake pads, discs, lines, and levers, all of which work together to ensure the safe stopping of the vehicle. Common issues found in the braking system include rusting brake discs, worn-out brake pads, and malfunctioning brake lines and levers.

Rusting of brake discs is a common problem, especially in areas with high humidity. Worn-out brake pads lead to squeaking or screeching sounds when you apply the brakes. Brake lines and levers can wear out, leading to brake failure. To diagnose a brake system problem, you need to inspect the system for wear and tear and replace the worn-out components.

It is crucial to keep your Yamaha rhino 660’s braking system in good working condition to ensure your safety and that of your passengers.

Fuel System Problems

The fuel system is a crucial component in the Yamaha rhino 660. Understanding it is key to diagnosing and fixing problems that may arise. One of the most common issues is a dirty or clogged fuel filter, which can impede fuel flow and cause the engine to malfunction.

Fuel pump issues can also lead to poor performance, as can a damaged fuel tank or lines. To identify the source of the issue, it’s necessary to run a diagnostic test and inspect the various components of the fuel system.

Once the problem is identified, it’s important to repair or replace the defective parts in a timely manner to prevent additional damage.


Electrical System Problems

The electrical system is an essential aspect of the Yamaha rhino 660. It comprises various elements to ensure the smooth functioning of the vehicle. Common electrical problems may occur, including battery issues, starter motor failures, and wiring problems. To diagnose and fix electrical system problems, you need to understand the system related to the Yamaha rhino 660.

Many electrical problems can be fixed by replacing faulty components, such as fuses, wiring, or switches. At times, it is necessary to seek the advice of a professional mechanic for complicated issues. So, it is essential to stay alert and keep a regular check on the electrical system to prevent problems.

Transmission And Clutch Problems

An essential component of the Yamaha rhino 660 is its transmission and clutch system. Unfortunately, these are prone to numerous problems. Grinding noises and difficulty in shifting gears are commonplace. Additionally, clutch slippage is a serious issue. Diagnosing these problems requires a basic understanding of the rhino 660’s transmission and clutch system.

Expert help is recommended, as faulty repairs can lead to greater problems. It’s important to frequently maintain the yamaha rhino 660’s transmission and clutch systems with appropriate lubrication. Understanding these common issues and taking preventative measures is the key to ensuring the smooth operation of the rhino 660’s transmission and clutch.

Suspension System Problems

The suspension system in the Yamaha rhino 660 is an integral part of the vehicle, ensuring a smooth and safe ride. Common suspension issues include shock absorber failures, bushing wear and tear, and bent axles or tie rods.

In order to diagnose and fix these problems, it is essential to have a thorough understanding of the suspension system and its components. Regular maintenance and inspection can help prevent potential issues from arising, and prompt repairs can extend the life of the vehicle.

Keep an eye out for any unusual sounds or movements, and don’t hesitate to seek professional assistance if necessary. A well-functioning suspension system is crucial for a successful off-road experience, so it’s important not to overlook any potential problems.

Frequently Asked Questions

What Are Common Problems With The Yamaha Rhino 660?

The most common problems with the Yamaha rhino 660 include transmission issues, faulty wiring, and overheating.

How Do I Fix A Yamaha Rhino 660 That Won’T Start?

To fix a Yamaha rhino 660 that won’t start, first, check the battery and fuses, then inspect the spark plug and fuel line for any issues.

How Long Should A Yamaha Rhino 660 Last?

With proper maintenance, a Yamaha rhino 660 can last for several years. However, the lifespan may vary depending on usage and environmental conditions.

Do I Need A License To Drive A Yamaha Rhino 660?

In most states, a driver’s license is not required to operate a Yamaha rhino 660, but you may need to register it and obtain a permit.

What Is The Weight Capacity Of A Yamaha Rhino 660?

The weight capacity of a Yamaha rhino 660 depends on the model and year, but it can typically carry up to 600-800 pounds. Make sure to check the user manual for specific weight limits.


Taking into consideration the documented issues associated with the 2006 Yamaha rhino 660, it is clear that this model had several recurring problems that needed urgent attention. Some of these issues include inadequate brakes, weak steering, and other mechanical faults that could be potentially hazardous for users.

However, with proper maintenance and care, many of these issues can be avoided or mitigated. If you have a rhino 660, it is important to be aware of the potential problems it may experience, and keep up with routine maintenance to ensure that your vehicle is operating safely and smoothly.

Overall, while this model had its share of problems, it was still a popular choice for many off-road enthusiasts due to its powerful performance and versatility in rugged terrain.


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