A power train control module abbreviated pcm is an automotive component a control unit used on motor vehicles it is generally a combined control unit consisting of the engine control unit ecu and the transmission control unit tcu.
Power control module relay.
The ecm power relay is the relay responsible for sending power to the ecm.
The isolated relay design allows small gauge cable runs of 22 gauge wire up to 500 feet from the trigger device to the module.
A low voltage wireless antenna and a line voltage power relay module.
The power relay module is installed into an electrical sub panel or junction box and has five dry contact relays which can be scheduled to turn on and off.
If a defective control module is suspected the better option would be to refer the application to the dealer or other competent repair facility for professional diagnosis and repair.
On some cars such as many chryslers there are multiple computers.
Codes related to p0685.
The pcm in your car or truck is designed to control and regulate all of its functions and parts.
The power control module has two components.
Problems in the computer can lead to serious problems with almost every aspect of your car or truck because.
The ecm or electronic control module is the computer responsible for controlling all of the engine management functions it is the central control unit of most vehicles and controls a variety of functions such as electrical system power distribution emissions ignition and fuel systems.
D oor control relay modules ensure compatibility of access hardware components and simplify system installation and troubleshooting.
The powertrain control module otherwise known as the pcm or computer is essentially your vehicle s brain.
Order custom or standard control modules with data panel online.
The pcm the transmission control unit and the body control module for a total of.
Different modules may be specified for one power supply.
If the relay fails or has any issues it can cause the vehicle to have all sorts of problems and may even render it.