A faulty electrical system in a car can play some very tricky games, and your car’s battery is part of that system. If you have a bad car battery, it can make your car’s computer (ECU) act a little bit nutty.
Aida from Flagship One walks you through the step-by-step process of PCM Modules diagnostics.
Flagship One article on how to locate, remove and install the PCM Module and IDM Module on Ford Van E-350 Econoline Diesel.
Engine Computer replacement on 2005-2006 Ford Escape 3.0L V6, PCM ECM ECU location.
An article regarding the technical differences between various types of auto electronic modules.
REMOVAL 1-To avoid voltage spike damage to either the PCM or ECM, turn ignition to off, and disconnect negative battery cables before unplugging ECM connectors. 2-Be sure to disconnect both negative cables at both batteries. 3-Remove ECM’s 50–way electrical connector bolt. (A female 4mm hex head. To remove, use a ball-hex bit or ball-hex screwdriver....
How to replace an engine computer on 2003 Dodge Caravan.
Your Engine Control Module acts as the communicator between numerous sensors within your vehicle. It processes this input and dictates the functions within your vehicle that allow it to function properly. It goes without saying that a failing ECM needs a quick and accurate diagnosis. While a failing ECM may at times not be recognized...
A short article describing important details about hardware number and Service ID - the codes that you have to use to order the right PCM unit for your Ford vehicle.
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