Power Control Module Relay

The power control module has two components.

Power control module relay.

The pcm the transmission control unit and the body control module for a total of. 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. Order custom or standard control modules with data panel online. Different modules may be specified for one power supply.

The pcm in your car or truck is designed to control and regulate all of its functions and parts. 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. The can relay control module rcm0808 is an automotive relay power distribution node. 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. P0686 ecm pcm power relay control circuit low p0687 ecm pcm power relay control circuit high. Codes related to p0685. A low voltage wireless antenna and a line voltage power relay module.

The isolated relay design allows small gauge cable runs of 22 gauge wire up to 500 feet from the trigger device to the module. The powertrain control module otherwise known as the pcm or computer is essentially your vehicle s brain. The ecm power relay is the relay responsible for sending power to the ecm. D oor control relay modules ensure compatibility of access hardware components and simplify system installation and troubleshooting.

On some cars such as many chryslers there are multiple computers.