why does my yamaha g29 golf cart backfire

by Gisselle Deckow Published 3 years ago Updated 2 years ago

The golf cart backfires when you let off gas is because the carburetor butterfly isn’t getting closed completely. Air suction from the exhaust gasket is another possible cause. Checking the carburetor and adjusting the return spring to its original position so that the carburetor is closed solves the problem.

The golf cart backfires through the carburetor because of an open throttle plate. The accelerator cable at the scale is out of adjustment and, in turn, stops the vessel from closing when the microswitch makes contact with the ignition.

Full Answer

Why does my golf cart backfire when I let off the gas?

In almost all cases, whether it is a 2 cycle or 4 cycle engine, golf cart backfiring is caused by the accelerator cable being out of adjustment at the throttle plate of the carburetor. This problem has a relatively simple cure.Mar 21, 2013

What causes a golf cart to buck?

The most common reason for your golf cart jerking is often the battery terminal connections are loose and/or corroded. A poor connection prevents the correct amount of current from flowing through the set of batteries to your speed controller (or resistor coil), and ultimately to your electric motor.

How do you adjust the carburetor on a gas golf cart?

Find the pilot adjustment screw on the edge of your carburetor. Pay attention to this screw – it should be a sharp point and not flat. Carefully remove this screw and then carefully screw it back. Turn this screw out one and one-half turns to adjust it properly.

What causes a gas golf cart to sputter?

Golf carts can spit and sputter for several reasons, but mainly due to worn out spark plugs or dirty filters inside the fuel system. There might be something wrong with the fuel system of your cart. Next, your spitting and sputtering woes might be because of worn out spark plugs.Mar 10, 2019

Should you charge a golf cart after every use?

Yes. New golf cart batteries should be charged every time they are used as this will extend their lifespan, help them retain their capacity for longer, and prevent discharge. It is vitally important to charge new golf cart batteries, even after their first use.Oct 16, 2021

How do I know if my golf cart controller is bad?

When your golf cart's speed controller isn't operating correctly, your cart will show it by running erratically or failing to drive at one constant speed. If your cart starts showing these symptoms, the first thing you should look at is your speed controller.Mar 7, 2018

Why is my Yamaha golf cart backfiring?

Engine backfiring occurs when there is an air leak within your golf cart or sometimes when there is too much fuel inside. This can cause the piston to slam against the cylinder head and cause a tapping sound. An essential component of any golf cart is the drive belt.

How do you idle a Yamaha golf cart?

Push the throttle cable toward the throttle valve body on the engine from the gas pedal position. Screw the throttle cable back in place on both the gas pedal and the throttle valve body on the engine. The golf cart will idle rather than shut off.

Why does my golf cart only run with the choke on?

Cart Runs Only When Choke is On

This is normally due to a blockage in the fuel line. Another cause is the accumulation of dirt or other debris in the carburetor. To fix this issue, check for any blockages in the fuel line and other engine components.Dec 2, 2021

How do I stop my gas golf cart from smoking?

Start out by carefully removing the valve's screws and taking them out of the engine. Remove the valve with gloved hands to avoid getting stained by excessive grease or oil. Clean off the area where you are installing the valve and put the new valve in place. Tighten it down and your engine should stop smoking.

How do I know if my golf cart fuel pump is bad?

Even if you can't see deterioration, a telltale gasoline smell will let you know that they may have begun to fall apart. Remember: a pin hole or other small area of damage may not be visible, so make sure to check for the fuel smell. Engine problems. Fuel issues aren't always caused by the fuel pump.Sep 28, 2016

Why does my golf cart backfire?

Golf Cart Backfires Because Fuel Mixture Is Too Rich. Always check the air and fuel ratio to make sure your engine is not receiving too rich of a fuel mixture. The following adjustments are an example of most carburetors, but you should look up the proper number of screw turns your model requires.

What is a golf cart?

Golf carts are also known as golf cars. The term "cart", in its purest sense, refers to a vehicle that does not travel under its own power. Golf cars, however, are most commonly referred to as golf... Continue Reading.

Where is the microswitch located?

The microswitch is usually located at the pedal or just inside the engine compartment. The throttle plate should not have moved before the click was heard, but if it did, then you need to adjust the throttle cable.

Why is my throttle plate not closing?

If none of these accelerator cable adjustments solve the problem, then the throttle plate may not be closing all the way due to an obstruction or internal mechanism being bent. Unfortunately, the only way to find out if this is true is to remove the carburetor and inspect it.

How long does it take for a muffler to burn off?

It sounds crazy, but the common method of un-coking a muffler is to remove it from the cart and barbecue it over a fire for about half an hour. This will burn off all of the debris inside the muffler and turn it to ash.

Why does My Yamaha Golf Cart Run Slow?

The main reason why a Yamaha golf cart runs slow is because of low battery charge, dirty battery terminals, or a loose spark plug.

How to Make a Yamaha Golf Cart Go Faster

Yamaha Golf Carts, on average, offer speeds of around 15mph. Many users wish to get a bit more from their golf carts by increasing the speed by another 4-5mph.

How to Fix a Slow Yamaha G1

A slow Yamaha G1 golf cart can be fixed by simply cleaning the battery terminals, spark plug terminals, and motor terminals.

How to Fix a Slow Yamaha G2

A slow Yamaha G2 golf cart can be fixed by replacing the spark plug and damaged wires.

How to Fix a Slow Yamaha G16

A slow Yamaha G16 can be fixed by cleaning up the motor cabinet or carburetor that may have debris or dirt inside. Given below are the steps you can follow to get the carburetor of your Yamaha G16 cleaned up.

How to Fix a Slow Yamaha G29

A slow Yamaha G29 can be fixed by replacing its damaged or loose drive belt. The drive belt will wear out with time. Once it reaches 1.06 inches or goes lower in size, it has to be replaced. To tighten a loose drive belt, you can follow the below steps.

Yamaha Golf Cart Runs Slow on Full Charge

A Yamaha golf cart can run at a reduced speed even when it is on a full charge, due to a faulty spark plug.

Why is my carburetor backfiring?

There is backfiring because of incomplete closure of throttle shaft, improper accelerator cables adjustment, damaged carburetor gaskets or loose connection of the nuts that connect the airbox to the carburetor.

Is the Taylormade M4 driver adjustable?

Is the TaylorMade M4 driver adjustable? Yes, the TaylorMade M4 driver is adjustable. It’s possible to have twelve different options for the loft, lie angle and face angle, including the standard...

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