A flexplate (or flex plate) is a metal disk that connects the output from an engine to the input of a torque converter in a car equipped with an automatic transmission. It takes the place of the flywheel found in a conventional manual transmission setup.
What is a transmission flex plate?
Basically a flywheel or flex plate is the round metal disc shaped component that transfers power from the engine to the transmission. … The flex plate bolts to the engine crank shaft and to the torque converter of your automatic transmission.
What are the signs of a bad Flexplate?
Symptoms of a bad flex plate
- Clunking, grinding, chirping, or rattling noises from rear of engine when engine is idling.
- Knocking noise when engine is shifted into drive or reverse.
- Heavy vibrations felt through the driver’s seat when driving at normal speeds.
- Rough-running engine.
- Loss of power at higher speeds.
- Poor fuel economy.
25 мар. 2020 г.
Is a flywheel part of transmission?
If your vehicle has a manual transmission and you have to step on the clutch to shift gears, your vehicle has a flywheel as part of your transmission. If all you have to do is put the shifter in a drive (D) and step on the gas pedal, your vehicle has a flexplate.
How much does it cost to replace a Flexplate?
Labor costs are estimated between $526 and $664 while parts are priced between $703 and $755.
Can you drive with a bad Flexplate?
Originally Answered: Can you drive with a bad flywheel? Of course you can—just use a different vehicle. … The flywheel includes a “ringgear” which the starting motor meshes with to start the car. Those gear teeth can chip and break off and eventually the starter motor won’t rotate the engine.
What happens if you put a Flexplate on backwards?
Dweano, it is all but physically impossible to put the flex plate on backwards. It is stepped, with a deeper dish in the center, so that is reaches the engine. If you tried to put the flex plate on backwards you would find the bolts didn’t reach.
What causes a Flexplate to go bad?
The following causes for cracked flexplate failures: 1) Out of balance engine or torque converter. 2) Bad starter drive can cause teeth or ring gear to wear rapidly or break off. … If these shims are not used when the starter is installed, improper alignment could occur and damage to the flywheel will result.
Does the Flexplate spin in neutral?
Not nescessarily. It is in fact possible to spin the flywheel (ie, crank the motor) by pushing the car down the road. The flywheel (if manual) or flex plate (if automatic transmission) is a disc that is bolted to the crankshaft at the rear of the engine. …
Why is it called a Flexplate?
The name refers to the ability of the disk to flex across its main axis – bending side to side – to take up motion in the torque converter as rotational speeds change.
How expensive is it to replace a flywheel?
Flywheel Replacement Cost. The replacement cost of a flywheel can range considerably. There are some flywheels which cost under $50 while others cost as much as $400 or more. It all depends on what type of car you drive, how durable the flywheel is, and whether the part is an exact OEM replacement or aftermarket.
Can I drive with a bad flywheel?
Driving around with a bad flywheel in your vehicle is just not an option. But if you have an older car that might not even be worth the cost of flywheel replacement, then replacing a bad flywheel after noticing some bad flywheel symptoms might not make much sense to you.
What happens if my flywheel breaks?
If your flywheel is going bad, a smooth pedal is not what you will feel. You may feel vibration as soon as you place your foot on the clutch or when you press down on the clutch. The vibration tends to get stronger as you push on or engage the clutch pedal.
How hard is it to replace a Flexplate?
Replacing the flexplate is easy. It’s getting the transmission out and back in that’s the hard part. Seriously though, first save yourself some possibly unnecessary work. Take off the bellhousing bottom cover and put a mark on the flexplate.
How do you remove a Flexplate without removing transmission?
The flexplate can be removed without pulling the engine or trans IF you support the back of the transmission with either a jack 0or rear trans mount. Here’s how: Undo U bolts on the driveshaft U joint at the diff, and remove the driveshaft. Remove the starter.
How do you check Flexplate?
Start the engine and let it idle. Slide under the vehicle with a stethoscope, and place the stethoscope probe against the underside of the bell housing. Any noise emanating from the this region indicates a problem with the flexplate and/or torque converter-flexplate combination.