What is the difference between a PCM and a BCM?
They are usually located in different places in the vehicle. The Powertrain Control Module, or PCM, is a reliable pre-programmed digital computer that operates the engine control system of a vehicle. Body Control Modules, or BCMs, are separate computer with different functions from Powertrain Control Modules.
What is the powertrain control module in a jeep?
The Powertrain Control Module (PCM) in your Jeep is designed to serve as the brain of your vehicle’s engine. The PCM is what is often referred to as your Jeep’s “computer.”
Do you need a new Powertrain Control Module?
Second, if a replacement of your powertrain control module is required, then you should use a new powertrain control module. Be sure to install the latest software on the new PCM you just purchased. Using an older PCM isn’t the best solution to properly restoring your vehicle to working order.
What does the PCM do on a jeep?
The Powertrain Control Module (PCM) is the computer that controls most of your Jeep’s essential systems. The PCM controls the engine timing, the fuel to air ratio, the transmission, and the anti-lock brakes, along with dozens of other smaller functions.
How is the powertrain control module related to the emission system?
This shows how the emission system is directly related to the powertrain control module, and how a faulty powertrain control module can negatively affect the emissions. The main interaction that drivers will have with the powertrain control module is when the check engine light comes on your dashboard.
The Powertrain Control Module (PCM) in your Jeep is designed to serve as the brain of your vehicle’s engine. The PCM is what is often referred to as your Jeep’s “computer.”
What makes up a power train control module?
A power-train control module, abbreviated PCM, is an automotive component, a control unit, used on motor vehicles. It is generally a combined controller consisting of the engine control unit (ECU) and the transmission control unit (TCU).
What kind of engine control does a Jeep Grand Cherokee have?
Thanks to your Grand Cherokee, you’re able to get off the beaten path while still traveling in comfort and style. You expect your vehicle to always perform at its best, so get a new Jeep Grand Cherokee engine control module to ensure that the information collected by your Jeep’s sensors is properly interpreted by your engine.
What is the name of the engine control module?
It is generally a combined controller consisting of the engine control unit (ECU) and the transmission control unit (TCU). On some cars, such as many Chryslers, there are multiple computers: the PCM, the TCU, and the Body Control Module (BCM), for a total of three separate computers. These automotive computers are generally very reliable.