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how to stop gas engine golf cart from backfiring

by Dr. Zoie Gleichner Published 2 years ago Updated 1 year ago
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One of the simplest ways to reduce backfiring while operating a golf cart is to adjust the throttle plate so the controller does not apply fuel when the motor is idle. This makes it more difficult for residual pressure to build inside of the manifold and cause backfiring. Ensure that your golf cart uses good quality fuel and is correctly serviced.

One of the simplest ways to reduce backfiring while operating a golf cart is to adjust the throttle plate so the controller does not apply fuel when the motor is idle. This makes it more difficult for residual pressure to build inside of the manifold and cause backfiring.

Full Answer

How to fix a golf cart backfire through the carburetor?

You can try the following simple steps to fix the problem of the golf cart backfiring through the carburetor. Turn the ignition key to the OFF position and remove the seat fully. Press the accelerator pedal and listen for a low clicking sound.

How do you turn off the fuel in a golf cart?

If your golf cart does not have a shut-off valve, merely disconnect the fuel line and pinch It off or plug it with a screw. Remove the air filter cleaner and all lines and accelerator cable linkages attached to the carburetor.

How do you disassemble a golf cart engine?

If your golf cart does not have a shut-off valve, merely disconnect the fuel line and pinch It off or plug it with a screw. Remove the air filter cleaner and all lines and accelerator cable linkages attached to the carburetor. Unbolt and remove the carburetor from the engine body and we can begin disassembly.

How to stop backfiring club car DS and precedent golf cart?

The following are some ways to stop backfiring Club Car DS and Precedent golf carts. Identify the faulty fuel pump, filter or tank, microswitch, spark plug or rev limiter and do the required replacement or repair. This is a good chance to clean the dirty parts as well. Clean the blocked air filter that is accumulated with dust and dirt.

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What would cause a gas golf cart to backfire?

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.

How do you adjust the throttle plate on a golf cart?

Loosen the throttle cable present in the cable box to adjust the extent to which you can take it out of the housing. Press the accelerator so that the golf cart starts up and begins to idle. Check the cable tension to make sure that it's still loose. The idle screw can be used to adjust the idling if it's very fast.

What causes a gas golf cart to surge?

A golf cart can be surging due to insufficient fuel levels, damaged motor brushes or a vacuum leak. The brushes in the motor are damaged or worn out. The MCOR is malfunctioning or a mismatch between the motor and controller results in torque bumps.

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.

How do you fix a backfire on a golf cart?

One of the simplest ways to reduce backfiring while operating a golf cart is to adjust the throttle plate so the controller does not apply fuel when the motor is idle. This makes it more difficult for residual pressure to build inside of the manifold and cause backfiring.

What causes a 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. You could be having a spit and sputter problem because the filter, pump and injectors in your golf cart are very dirty.

What is the MCOR on golf cart?

Club Cars use an MCOR throttle device. This translates your foot movement at the pedal into electric impulse that the motor controller reads. MCOR stands for "Motor Controller Output Regulator".

How long do golf cart engines last?

Golf Cart Motor Just like solenoids (mentioned above), your golf cart motor works HARD. When properly taken care of, the typical gas or electric golf cart motor can last many, many years (20 to 30+).

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

You have enough going on in your life without your golf car refusing to start when you turn the key in the ignition. If your golf car won't start, is slower than it used to be, or is experiencing other technical problems, you could have a bad motor on your hands.

How do you adjust the carburetor on a EZ Go golf cart?

2 Cycle engine: The adjustment screw is on the side of the carburetor and is parallel to the ground. You can identify it by the lock nut at the base of the screw. Loosen this and turn the screw all the way into a soft seat, then back it out one and a half (1-1/2) turns.

How do you clean the carburetor on a EZ Go golf cart?

10:1218:51Carburetor cleaning on EZGO gas golf cart - YouTubeYouTubeStart of suggested clipEnd of suggested clipFirst i'm trying to clean everything out scrape off all the gunk make sure all the passageways areMoreFirst i'm trying to clean everything out scrape off all the gunk make sure all the passageways are open this stuff has been released from the sides. And then spraying it with carb cleaner.

Why do I have to choke my golf cart?

A golf cart choke is commonly used when starting a cold engine to restrict air flow while the fuel gets to the engine. Once the mixture stabilizes and the engine can run on its own without air restriction, the choke is released.

Why does my golf cart backfire?

A golf cart backfires through the carburetor because of an open throttle plate. The accelerator cable at the plate is out of adjustment and in turn, stops the plate from closing when the microswitch makes contact with the ignition. The accelerator cable moves through the throttle plate before the click but the plate cannot do so.

How to stop a Yamaha G16 golf cart from backfiring?

The steps below can stop a Yamaha G16 golf cart from backfiring. Replace the plastic manifold spacer between the carburetor and head if it’s cracked. Also, replace a leaky exhaust pipe or gasket. Loosen the big mixture screw which may be very tight, by a few turns. Often, you’ll not need to turn more than 1-1/2 turns.

Carburetor

More often than not, golf cart backfiring is caused by the throttle plate inside the carburetor being slightly open. This allows fuel to flow into the cylinder before the ignition system is activated to produce a spark for combustion.

Accelerator Cable

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.

Adjustment

For proper symbiosis between the fuel and ignition systems, the accelerator micro switch must click BEFORE the throttle lever of the carburetor moves. The accelerator cable may move through the plate, but the plate itself cannot move prior to the micro switch click.

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.

How to adjust a golf cart?

Adjustment is made by loosening the nut or screw, pressing the throttle closed, and then retightening the nut. Some golf carts may not have accelerator cables but instead will have a series of rods between the gas pedal and the carburetor.

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.

What is the ignition system on a golf cart?

Older golf carts used a set of points and a condenser to produce the spark needed to run the engine, but the more modern carts have a solid-state ignition system . The solid-state system utilizes an internal magnetic pickup device inside the engine that sends an electrical signal down the line to the igniter.

How to put air mixture back in?

When putting the air mixture screw back in, turn it to a soft seat and then back it off to the number of turns you took note of earlier. Bolt the carburetor back on to the engine head and reattach the cables and other lines. Replace the fuel filter and reconnect the line to the carburetor inlet.

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.

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