Using the information from these sensors it can then add the right quantity of fuel, at just the right time to provide a good mix of fuel economy, performance and emission control when pulling away, overtaking, pottering down the road or zooming down the motorway. It analyses information such as the engine temperature, accelerator pedal angle, oxygen content in the burnt exhaust gases as well as many more parameters. This Engine Control Unit can almost be described as the vehicles ‘brain’ and contains a small processor that takes information from various sensors throughout the engine. WHAT IS ECU (ENGINE CONTROL UNIT)? All modern cars and vans on the road today have an ECU (ENGINE CONTROL UNIT). Samsung Galaxy Note Shv-e160s Firmware Download. Providing ECU tuning and car remapping files instantly. On restarting TuneECU the last opened map is displayed.

On selecting the mapping mode for the first time, TuneECU will ask for a map file (.hex file, downloadable on the Net) or read directly from the ECU. PART 2 demonstrates example how to program ECU via HEX. Intro Guide to Do-It-Yourself ECU Map Chip Tuning / Programming / Flashing. Verification of compatibility between the ECU and mapping is done. Remember to update the MAP INFO text box to describe the updated map.