A sticky throttle could be caused by worn cables, lack of lubrication in the cables or the cable getting bound up somewhere in the mechanism. Or it can be caused by an issue with the carburetor or EFI. … If the screws in the throttle housing are too tight it could cause the cable to stick.

How do you fix a sticky bike throttle?

1. Remove Throttle Tube.
2. Wipe Down Handlebar and Throttle Tube.
3. Scotch-Brite Handlebar and Throttle Tube.
4. Apply Small Amount of Grease.
5. Tighten Bolts and Test.

What causes the throttle to stick on a dirt bike?

Debris can get caught between the throttle tube and the handlebar, and cause it to stick. Another culprit happens at the other end of the throttle cable. … If you’ve changed your grips recently, a little too much glue can get between the handlebar and the throttle tube, and that can cause problems as well.

How do I know if my throttle body is bad?

When a throttle body is not functioning correctly, you’ll usually notice a distinctly poor or very low idle. If the problem is really severe, you might even begin stalling when coming to a stop or when the throttle is quickly pressed.

Why is my throttle so stiff?

Lubricating throttle cables Any stiffness can usually be traced to a cable run with too tight a turn, or fraying wire where it comes out of the sheath, or in the final instance, my slighlty odd situation.

Why is my throttle not going back?

If the throttle does not completely return the cable may be binding, incorrectly routed, frayed, or corroded, which warrants further investigation. With the bike OFF, twist the trottle open to the stop and let go. Make sure the throttle returns to the closed position quickly and easily.

How do I free a stuck throttle cable?

Pour penetrating oil into the cable (Photo 1). Grab the inner cable with pliers and work it up and down to loosen it. When the cable moves freely and all the penetrating oil has drained out, squirt silicone lubricant into the funnel to keep the cable sliding freely. Reinstall the cable (Photo 2).

What should you do if your throttle sticks open?

If your throttle sticks to the open position while you’re out on a ride, apply the brakes and steer yourself to a place where you can stop. Pull the clutch and shift into neutral then turn off your motorcycle.

Can I use wd40 to lube throttle cable?

Some cables have a slick inner sheath that will gum up if exposed to solvents or harsh chemicals, so do NOT use WD-40 or any other type of penetrating oil.

Can you use white lithium grease on cables?

White lithium grease home uses WD-40 High-Performance White Lithium Grease lubricant is also great to apply to home uses such as lubricating: Garden tools. Cables and chains. Water pumps.

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What are the symptoms of a bad throttle body gasket?

• Electrical Problems. …
• Airflow Disruptions from Vacuum Leaks or Throttle Stop. …
• Poor or High Idle. …
• Check engine light.

What problems can a bad throttle body cause?

A faulty throttle body may disrupt the engine’s air/fuel mixture, resulting in misfiring and a rough running condition.

Can bad throttle body cause transmission problems?

Automatic transmission problems The throttle position sensor is used to control the amount of gas that goes into the engine and thereby determine engine load and control vehicle speed. If it fails, it can result in automatic transmission hard-shifting issues.

How much does it cost to fix a throttle on a dirt bike?

Labor costs are estimated between $86 and $108 while parts are priced between $401 and $487. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.

Why is my bike lagging?

Poor timing is usually caused by a fault in the electrical system or the cam on the mechanical timing system could be faulty. Also, if you or someone else has messed with the timing before, that could also cause timing issues.

What is the throttle body?

In a traditional spark ignition gasoline engine, the throttle body is the part of the air intake system that controls the amount of air that flows into an engine’s combustion chamber. … This process effectively controls the speed of the engine and ultimately, the speed of the vehicle.

What is a sticky throttle?

A sticky throttle could be caused by worn cables, lack of lubrication in the cables or the cable getting bound up somewhere in the mechanism. Or it can be caused by an issue with the carburetor or EFI. … If the screws in the throttle housing are too tight it could cause the cable to stick.

Do you lube throttle tube?

I wouldn’t recommend putting any kind of lube between the throttle tube and bars. It will only attract dirt and dust and most likely cause problems in the future.

What is spray silicone?

Silicone spray lubricant lubricates metals that fasten together and move, including cables, bearings, springs, hinges, hoses, latches and much more. Silicone sprays are an effective way of lubricating metals from friction. Wood Applications.

Should you lube new motorcycle cables?

Unlined cables should be lubricated using a dedicated aerosol spray and a pressure lubricator, available at any motorcycle shop. … Inspect the nipple at the end of the cable wire and adjacent cable area for any signs of damage, and give the nipple a dab of grease to prevent it from binding before you reinstall it.

What is cable lube made of?

Most lubricants are approximately 80 to 90% water plus other additives to create lubricity. Lubricant additives include wax, polymer, silicone, fluorinated ethylene propylene (FEP), or other chemicals specifically formulated for specific applications.

Can you lube clutch cable with wd40?

WD 40 is a great quick and dirty solution to sticky cables. It flows great and flushes out that damn cable lube that gums up and attracts dirt. Use it regularly to keep moisture and dirt out.

What can I use in place of cable lube?

Braided hollow rope can be nice as you can expand the end and use it like a Chinese finger cuff to grab the ends of the wires (use tape as well.) If the conduit is exterior and the wires are correctly rated for exterior conduit, you could use water as a lubricant.