Is valve body part of the transmission?
A transmission valve body is a major component of an automatic transmission. It’s essentially a maze-like control center made up of valves, passageways, and solenoids that diverts transmission fluid to where it’s needed for gear changes.
How do automatic transmission valve bodies work?
An automatic transmission valve body consists of a large number of hydraulic channels and passageways designed to bring highly pressurized oil to various valves. Each of those channels performs more or less the same task as a hydraulic fluid hose.
How does a valve body fail?
When the lubricant used becomes worn out or leaks out, the metal parts of the transmission valve body rub against each other and wear out, causing tiny metal pieces to find their way into the transmission fluid. The effect of this is that the gears may stick and in turn fail to work as required.
What to do if your transmission valve body is bad?
While not a common part to fail, when you do have some type of malfunction in the transmission valve body, it’s not a simple fix. Your options are either to replace or rebuild it. Here is how an auto trans valve body works along with common signs and symptoms you may experience when a transmission valve body is bad.
How does the transmission valve body work in a car?
Your vehicle’s transmission valve body works by welcoming transmission fluid into it and moving it around based on what gear you need your transmission to be in. Your transmission valve body will move the fluid through its various channels quickly to activate the right bands in your transmission while you’re driving your car around.
What are the symptoms of a bad transmission body?
Here is how an auto trans valve body works along with common signs and symptoms you may experience when a transmission valve body is bad. All automatic transmission systems have a valve body which serves as the “brain” of the transmission.
How often do transmission valve bodies break down?
In spite of the fact that transmission valve bodies are very important components in your transmission, they don’t break down on car owners very often. In fact, it’s not uncommon at all for a transmission valve body to last for as long as a car does.