Ford will often times update the computer in your vehicle. You can tell what strategy a ecm uses from its box code or from looking at a dump of a stock program from that ecm.
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How to find ecu strategy code. Each ecm has a 3 or 4 digit processor code that uniquely identifies it. Open passenger door and locate ecu number in the door jam near the hinge. The new update id calibration id that is loaded into your computer is called a strategy code. This will enter engineering mode. With software being an even more critical factor in engine operation manufacturer technical service bulletins and dealership reflashes wreak havoc with your vehicles engine management computer. Write the ecu calstrategy code down.
Sct bdxrev x 4049040470am connect bdxrev x to vehicles obdii port and select the vehicle info menu turn key on when prompted select continue after turning key on ecu strategy will be listed scrolling down may be needed. Remove key from ignition. Strategy is fords lingo for a program to run a vehicle. Or operating system each strategy can have multiple calibrations for different engines. Once in engineering mode scroll down to ecu calstrategy code and press the y button. To get the ecu cal strategy code hold the n and up buttons simultaneously while plugging the device into the obd ii port.
Being able to find a given vehicles pcm or ecu strategy code has become increasingly important in the last couple years. Many times your sct dealer will ask you to read your vehicles strategy code for many reasons which includes creating custom tunes.
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