How do you check your flexplate?
Here are some of the warning signs 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.
What breaks a flexplate?
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. Teeth can also break when engine is running and starter is engaged.
What is the purpose of a flexplate?
The flex plate bolts to the engine crank shaft and to the torque converter of your automatic transmission. When the engine starts and is running the flex plate turns, which turns the torque converter and powers your hydraulic pump in your transmission.
How can you tell if a flexplate has been replaced?
Determine from memory, or any past repair orders, if the flexplate has been replaced. One of the most common causes for flexplate warpage involves the wrong torque pressure and sequence on the flexplate. Even if the flexplate was old and re-used, the manufacture’s specifications call for an exact torque pressure and tightening sequence.
How can I tell if my flex plate is warped?
Diagnosing a warped flexplate requires some keen observation and process of elimination. Start your vehicle as normal, but pay particular attention to the noise of the starter while it spins and engages the flexplate, or torque converter if your vehicle does not have a toothed flex plate.
What causes a torque converter to miss align the flexplate?
Broken or loose bolts on the crankshaft end of the flexplate, or on the torque converter side, miss-align the flexplate, causing a high side of the plate to strike or rub against internal components.
What does a flexplate on a car do?
Flexplates serve a very important function in vehicles equipped with an automatic transmission. A flexplate consists of a steel, circular disk with perforated holes and, depending on the model, teeth on the outside ring which engage the starter. A flexplate bolts directly to the crankshaft flange,…