Common Benelli TNT 135 Problems and How to Solve Them?


Benelli TNT 135 Problems

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Are you facing any Benelli TNT 135 Problems? Look no further! In this article, we will address the common issues that riders encounter with the Benelli TNT 135 and provide solutions to help you get back on the road.

From electrical glitches to mechanical hiccups, we’ve got you covered.

So, let’s dive in and find out how to resolve those Benelli TNT 135 problems quickly and efficiently.

Most Common Benelli TNT 135 Problems:

  • Stalling at low speeds: Some users have reported that the Benelli TNT 135 tends to stall when riding at low speeds, particularly during idling or while maneuvering in tight spaces. This can be attributed to a few factors such as improper fuel-air mixture, a faulty throttle body, or an issue with the spark plug.
  • Hard starting: Another common problem faced by owners of the Benelli TNT 135 is difficulty in starting the bike, especially when it’s cold. This could indicate problems with the battery, starter motor, or fuel delivery system. It’s recommended to check these components if you experience this issue frequently.
  • Weak battery life: Several riders have mentioned that they’ve encountered issues with their bike’s battery not holding a charge for long periods of time. This can be frustrating and may require replacing the battery altogether or checking for any electrical faults draining power from it.
  • Overheating: A handful of Benelli TNT 135 owners have complained about excessive heat buildup during extended rides or heavy traffic conditions. To avoid overheating issues, make sure there is proper airflow around vital engine parts and consider installing an aftermarket radiator fan if necessary.
  • Gear shifting problems: Some riders have experienced difficulties while shifting gears on their Benelli TNT 135 motorcycles, specifically finding neutral gear and encountering false neutrals between gears while upshifting or downshifting. Regular maintenance and ensuring clutch adjustments are properly done might help alleviate this issue.

It’s important to note that not all bikes will experience these problems; however, being aware of potential issues beforehand can help troubleshoot any future complications more effectively

Troubleshooting Tips for Benelli TNT 135 Problems:

If you’re experiencing issues with your Benelli TNT 135, don’t worry! Here are some troubleshooting tips to help you identify and resolve common problems:

Engine Won’t Start:

  • Check the fuel level: Ensure that there is enough fuel in the tank.
  • Inspect spark plug: Make sure it’s clean and properly connected.
  • Test battery: Ensure the battery has sufficient charge or try jump-starting.

Poor Performance:

Electrical Issues:

  • Fuse inspection: Examine all fuses for any signs of damage or blown fuses.
  • Battery connections: Verify that all battery connections are secure and corrosion-free.

Brake Problems:

  • Brake fluid levels checkup: Maintain proper brake fluid levels as per specifications in the owner’s manual.
  • Brake pad inspection : Look out for worn-out brake pads and replace them if necessary.

Excessive Vibration:

  • Tire pressure review : Ensure tires have correct air pressure as specified by the manufacturer
  • Wheel balance assessment : Consider balancing wheels if excessive vibration persists.

Remember, if these troubleshooting tips don’t solve your problem, it’s always best to consult a certified mechanic who specializes in Benelli motorcycles.

They will have the expertise needed to diagnose and fix more complex issues. By following these suggestions, you can keep your Benelli TNT 135 running smoothly on every ride!

How to Diagnose Electrical Problems in the Benelli TNT 135?

When encountering electrical issues with your Benelli TNT 135, it’s important to diagnose the problem accurately. Here are some steps to help you identify and solve common electrical problems:

  1. Check the Battery: A weak or faulty battery can often be the root cause of electrical glitches. Use a multimeter to test its voltage and ensure it meets the manufacturer’s specifications.
  2. Inspect Fuses: Faulty fuses can disrupt power flow and cause electrical malfunctions. Check all relevant fuses by visually inspecting them or using a multimeter for continuity testing.
  3. Examine Wiring Connections: Loose or damaged wiring connections can result in intermittent power supply or complete failure of specific components. Carefully inspect all wires for signs of wear, corrosion, or loose connections.
  4. Test Switches and Buttons: Faulty switches or buttons may prevent proper operation of various electrical functions on your Benelli TNT 135 motorcycle. Test each switch/button individually for functionality using a multimeter.
  5. Investigate Bulbs and Lighting Systems: If certain lights are not working properly or flickering, check both bulbs and lighting systems for any defects that might affect their performance.
  6. Consider Grounding Issues: Poor grounding can lead to erratic behavior of electronic components in your motorcycle’s electrical system. Ensure all ground connections are clean, tight, and free from corrosion.
  7. Inspect Charging System Components: A malfunctioning charging system can drain the battery while riding and cause other electrical problems over time. Verify that the alternator/stator is generating sufficient voltage by conducting tests as per manufacturer guidelines.
  8. Utilize Diagnostic Tools (if available): Some modern motorcycles come equipped with diagnostic tools that provide detailed error codes to pinpoint specific issues quickly consult your owner’s manual on how to use these tools effectively if applicable.

Addressing Engine Performance Concerns with the Benelli TNT 135:

If you’re experiencing engine performance concerns with your Benelli TNT 135, it’s important to identify and address them promptly. Here are some common issues that riders may encounter and possible solutions:

Lack of Power

  • Check if the air filter is clean and unclogged. A dirty air filter can restrict airflow to the engine, resulting in reduced power.
  • Ensure that the spark plug is in good condition and properly gapped. A worn-out or faulty spark plug can lead to weak ignition, affecting performance.
  • Verify if there are any fuel delivery problems, such as a clogged fuel line or a malfunctioning fuel pump.

Engine Stalling

  • Examine the idle speed adjustment screw on the carburetor. If it’s set too low, it can cause stalling at idle or when decelerating.
  • Inspect the throttle cable for any signs of damage or binding. A loose or improperly adjusted cable can affect throttle response and lead to stalling.

Excessive Vibrations

  • Check if all bolts securing the engine components are tightened properly.
  • Inspect for loose exhaust connections or mounts that could contribute to excessive vibrations.


  • Make sure that there is sufficient coolant in the radiator reservoir and no leaks present.
  • Clean any debris blocking airflow around cooling fins on both sides of the engine.

It’s worth noting that regular maintenance plays a crucial role in ensuring optimal engine performance for your Benelli TNT 135 motorcycle.

Remember, these suggestions serve as general guidelines but may not solve every problem encountered with your specific bike model.

Tips for Maintaining and Preventing Future Problems with Your Benelli Tnt 135:

To keep your Benelli TNT 135 running smoothly and prevent future problems, here are some maintenance tips to follow:

  1. Regularly check the oil level: Ensure that the engine oil is at the recommended level by using the dipstick. Top up or change the oil as necessary.
  2. Inspect and clean air filter: A dirty air filter can restrict airflow to the engine, affecting performance. Clean or replace it regularly to maintain optimal air intake.
  3. Monitor tire pressure: Check tire pressure regularly using a reliable gauge and ensure they are inflated according to manufacturer recommendations. Properly inflated tires improve handling and fuel efficiency.
  4. Keep chain properly lubricated: Lubricate the chain regularly with high-quality motorcycle chain lube to minimize wear and reduce friction.
  5. Check brake pads: Inspect brake pads for wear on a regular basis, ensuring they have sufficient thickness left for effective braking. Replace worn-out brake pads promptly.
  6. Maintain battery health: Keep an eye on your battery’s charge level, especially during periods of inactivity or colder weather when batteries tend to discharge faster. Consider investing in a battery tender if you won’t be riding for an extended period.
  7. Ensure proper coolant levels: Make sure there is enough coolant in the system and that it has not become contaminated over time, as this can lead to overheating issues.
  8. Clean bike thoroughly: Regularly wash your Benelli TNT 135 using mild soap and water solution, paying attention to hard-to-reach areas like underbody components where dirt can accumulate unnoticed.
  9. Store bike correctly: If storing your bike long-term, use a breathable cover in a cool dry place away from direct sunlight or extreme temperatures.

By following these maintenance tips consistently, you’ll not only extend the lifespan of your Benelli TNT 135 but also minimize the chance of future problems and ensure a more enjoyable riding experience.

Watch Video: Benelli TNT 135 Problems!

Conclusion and Final Thoughts! 💭

While the Benelli TNT 135 is a popular choice among riders looking for a compact and powerful bike, it does have its fair share of problems.

The issues with fuel consumption and vibration can be quite frustrating for some riders, especially those who are seeking a smooth and efficient riding experience.

Additionally, the lack of aftermarket support and limited availability of spare parts can make maintenance and repairs more challenging.

However, it’s important to note that not all riders may encounter these problems as they can vary from bike to bike.

Therefore, before purchasing the Benelli TNT 135 or any motorcycle for that matter, it’s crucial to thoroughly research customer reviews and consult with experienced owners to get a better understanding of potential issues.


How Can I Address Electrical Issues with My Benelli TNT135?

If you are experiencing electrical problems, it is recommended to check the battery connections and ensure they are secure.
Additionally, checking the fuses and wiring for any damage or loose connections may help resolve the issue.

What Should I Do if My Benelli TNT135 Has Difficulty Starting?

If you are having trouble starting your bike, it is essential to ensure the battery is fully charged.
If the battery is charged, checking the spark plugs and ignition system for any faults or damages is recommended.
It is also important to check the fuel system, including the fuel line and carburetor, as clogs or blockages can cause starting issues.

How Can I Improve the Battery Life of My Benelli TNT135?

To improve battery life, it is crucial to keep it properly maintained.
This includes regularly checking the battery’s electrolyte levels, keeping it clean and free from corrosion, and ensuring it is fully charged when not in use.

What Should I Do if My Benelli TNT135 Is Leaking Oil?

If you notice oil leaking from your bike, it is important to identify the source of the leak.
Check the oil filter, drain plug, and gaskets for any damage or loose fittings.
Regularly changing the oil and maintaining proper oil levels can also help prevent oil leaks.

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