Jerky start

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Old 02-04-2022, 04:03 PM
goldseekur goldseekur is offline
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Default Jerky start

I have a 2021 Yamaha Quiettech and it jerks every time I start out.

The tech says that is normal???

Does anyone else have that issue?
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Old 02-04-2022, 06:18 PM
MSchad MSchad is offline
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It could be the brake releasing. When I first got my cart I tried giving a little gas to start, just like a car, steadily increasing pressure on gas pedal. When the brake released it jerked terribly. Then I was shown the correct way is to give gas pedal a quick push to release brake. No more jerk.
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Old 02-04-2022, 06:24 PM
HiHoSteveO HiHoSteveO is offline
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Default Belt

Quote:
Originally Posted by goldseekur View Post
I have a 2021 Yamaha Quiettech and it jerks every time I start out.

The tech says that is normal???

Does anyone else have that issue?
Likely the belt.
And you need a new tech.
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Old 02-05-2022, 07:19 AM
D&BSmith D&BSmith is offline
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Quote:
Originally Posted by goldseekur View Post
I have a 2021 Yamaha Quiettech and it jerks every time I start out.

The tech says that is normal???

Does anyone else have that issue?
Yup. I am going to try adjusting the belt.
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Old 02-05-2022, 07:40 AM
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dewilson58 dewilson58 is offline
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Quote:
Originally Posted by goldseekur View Post
I have a 2021 Yamaha Quiettech and it jerks every time I start out. The tech says that is normal??? Does anyone else have that issue?
Not normal.............who is your Tech, good for all to know.
Like others have said, get a new Tech.
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Old 02-19-2022, 06:43 PM
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IF you’re new to gas golf cart it takes awhile to engage smooth start, press gas pedal down to fast will cause the engine to rev up and slam the centrifugal clutch in. If you done this for while it can burn the belt and might it jerky. Look at belt see if it has rubbed or spots look abnormal? Other than replacing belt that about it. There no adjustment except inside the clutch with aftermarket springs and weights which usually only done for off road use to get more torque from the engine.
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Old 02-19-2022, 06:44 PM
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Quote:
Originally Posted by D&BSmith View Post
Yup. I am going to try adjusting the belt.
How are you going to adjust the drive belt?

Last edited by Topspinmo; 02-19-2022 at 06:50 PM.
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Old 02-20-2022, 07:46 AM
MDLNB MDLNB is offline
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If all else is tried and failed, get a medical consult. Maybe your leg is jerking, commonly known as a "knee jerk reaction"
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Old 02-20-2022, 08:11 AM
D&BSmith D&BSmith is offline
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Quote:
Originally Posted by Topspinmo View Post
How are you going to adjust the drive belt?
Should have said replace. Just did it. Replaced it with a JOD, not the standard JOB that was on it. No jerky starts, better response all around.
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Old 02-20-2022, 09:25 AM
goldseekur goldseekur is offline
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Default Jerky Start

Quote:
Originally Posted by MSchad View Post
It could be the brake releasing. When I first got my cart I tried giving a little gas to start, just like a car, steadily increasing pressure on gas pedal. When the brake released it jerked terribly. Then I was shown the correct way is to give gas pedal a quick push to release brake. No more jerk.
The cart has already started moving and then the cart will jerk so I don't think the brake is the issue, but I will try your suggestion.

Thanks
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Old 02-20-2022, 09:33 AM
goldseekur goldseekur is offline
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Default Jerky start

Quote:
Originally Posted by Topspinmo View Post
IF you’re new to gas golf cart it takes awhile to engage smooth start, press gas pedal down to fast will cause the engine to rev up and slam the centrifugal clutch in. If you done this for while it can burn the belt and might it jerky. Look at belt see if it has rubbed or spots look abnormal? Other than replacing belt that about it. There no adjustment except inside the clutch with aftermarket springs and weights which usually only done for off road use to get more torque from the engine.
This is my first gas golf cart, but my wife has had a gas cart since 2013 and I have driven it many times. It does not jerk like mine does. Her cart is a Yamaha gas cart as well, but not a Quietech. If I am understanding what you are saying, I should try pressing the gas pedal down slower to start. I'll give that a try.

Thanks
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Old 02-23-2022, 09:45 AM
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Bilyclub Bilyclub is offline
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Quote:
Originally Posted by D&BSmith View Post
Should have said replace. Just did it. Replaced it with a JOD, not the standard JOB that was on it. No jerky starts, better response all around.
Where did you get the belt at?
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Old 02-23-2022, 09:48 AM
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Quote:
Originally Posted by Bilyclub View Post
Where did you get the belt at?
Between the A and the T
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