ecu program for 89 prelude si.what is it andwhere . htanks
You more or less can't. You will be a stand alone or piggy back ECU and program that instead.
no
location of the ecu on 1993 Lexus LS400
You must re-program ECU for your VIN
ECU remapping refers to the tweaking of a software program that controls the an automotive's engine management system (ECU). This is important because it optimizes fuel efficiency and decreases emission of fossil fuels.
You pay someone to edit the ecu or you pay $500 for the tuning program itself and it'll have a box for you to edit the software...
The ecu (or PCM) is the drivetrain computer. A flash update is just like a Windows or Mac program update. The manufacturer has altered the code and it has to be installed on the computer. The shop uses a bi-directional scan tool to load in the new software. They do the same thing when they install a rebuilt computer--they have to install the software. Car ECU progammer is used for reading and programming ECU content of eeprom file (or ROM memory with maps if eeprom physically not present). there have many different ecu modify * re-programming tools from vipprogrammer.com
CPU is a wonder full machine. it has two main parts 1st is cu and other is arithmetic logic unit. It execute the instructions of program which is supported by CPU. IT works on special registers and a decoder to decode the instructions. the special registers named as instruction register and program register.
yuo ned a scaner....or the diler a frehd traied end distroi the program.
You need an auto locksmith it takes a special computer program to command ECU
The speed limiter program is located in the ECU. Some companies make "boxes" to fool the ECU. Otherwise, unplug the speed sensor, and use a portable GPS to measure speed.