If you notice a checksum corrector, the following user guide will help you.

Download ECU Checksum Corrector to save ECU block files.

Remapping the ECU should generate a checksum for the file. Most tools such as MPPS or Galletto will do, but sometimes a little checksum correction can help.

Works with EDC15, msa15, EDC16, ME7 and other good controllers.
Download ECU BIN Checksum Corrector

Download Checksum Corrector For Free – Enjoy!

What is a checksum? A checksum of any kind is a value calculated for a block of digital data, which makes it possible to use it in the future to check that the data of this method has not been changed in any way. Thus, if you change the maps in the car’s ECU several times, the bookmarked checksums will be incorrect, and in most cases the car will simply not start.


Gifts of roses, the hand must be a lasting fragrance! Here we share the software for free with all customers who need it.Please don’t try to use it commercially, thanks! It would be helpful if you could support us through our information exchange site – www.u-obd.com – to reach more people in need, thanks!

Please click “Download” to download it directly.

Free Download

Download Checksum Corrector For Free – Enjoy!

checksum corrector

What is a checksum? A checksum is a value that is extracted from a block of important digital information in order to check in the future if this data has not been changed in any way. Therefore, if we change the maps while the checksum stored in your vehicle’s ECU is incorrect, in most cases your vehicle will probably not start.

Gifts ands roses – where the hands smell! Here we offer the software for free to anyone who needs it. Remember not to use them for any special purpose, thanks! However, it would be great if you could support our business by making our website www.u-obd.com more accessible to those in need, thanks!

Free Download

Checksum Repair Service

What is a checksum? A checksum is a value that is actually calculated from a block of computer data to look into the future if that data has been improved in any way.
Therefore, if we change any of the maps in your car’s ECU, the up-to-date checksums will be incorrect, and in most cases even your car may not start.
If your device cannot determine the checksum, you can request this popular service

Only With TuningBot, Online BOSCH Checksum Correction For:


>BOSCH EDC17/MED17 For Each ME17/EDC17 Eeprom

> The Whole MARELLI Family


> Complete DELPHI Family<

> Complete Opel DELCO Family

List of ECUs currently covered by our checksum organization:

checksum corrector

Checksum Bosch Edc Plcc
Checksum “Bosch EDC15 29F400”
Checksum “Bosch Alfa CR”
Checksum “Bosch BMW CR”
Checksum “Bosch PSA hdi”
Checksum “Bosch VW 115cv”
Checksum “Siemens BMW MS41/MS42”
Checksum “Bosch Smart E2”
Checksum “Bosch Fiat E3 jtd”
Checksum “Bosch Merc 1meg”
Checksum “Gasoline Bosch Mer”
Checksum “Volvo V70 F400/F800”
Checksum “Siemens F200/F400”
Checksum “Bosch VAG ME7 F400/F800”
Checksum “Bosch EDC15 29F400V2”
Checksum “Bosch ME 3.2/7.3”
Checksum “Bosch Nissan TDDI”
Checksum Mers “Siemens MS42”
Checksum “Bosch ME2.7/ME2.8”
Checksum “Chrysler F400”
Checksum “Bosch Renault F400”
Checksum “Siemens HDI”
Checksum “Siemens Renault 29F200/29F400”
Checksum “Siemens Volvo T4”
Checksum “Siemens MS43”
Checksum “Siemens Rover”
Control Su ma “Bosch ME7 Alfa/Hyund”
Checksum Cherokee CDI
Checksum “Siemens SIM”
Checksum Hyundai “Ford TDCi”
Checksum “Bosch bms46”
Checksum “Bosch Smart E3”
Checksum “Bosch Peugeot ME7”
Checksum “Bosch Volvo CR2”
Checksum “Bosch TDI 2002”
Checksum “Bosch VAG ME7 v01”
Checksum “Bosch VAG ME7 v02”
Checksum “Bosch MS 6.1/6.2”
Checksum “Bosch MS 6.3”
Checksum “Siemens Hyundai/Kia”
Checksum “Delphi CR”
Checksum “Kia/Honda CR”
Checksum Toyota/Opel CR
Checksum “Bosch VAG V8 TDI”
Checksum “Siemens Ford TDCi”
Checksum “Temic Merc “Delco cdi”
Checksum Opel”
Checksum “Bosch Opel M 1.5.5”
Checksum “Bosch Opel ME 1.5.5”
Checksum “Simtec 90/70”
Checksum “Bosch BMW TDS”
Checksum “Bosch Smart E4”
Checksum “Opel Simtec56”
Checksum “Siemens 2003 F400”
Checksum FH12
Checksum “Lucas “Bosch EDC16”
Checksum “Bosch Volvo CR2 2003”
Checksum “Bosch Smart CDI E3”
Checksum “Bosch BMW ME7”
Checksum “Bosch Porsche ME 7.8”
Checksum “Siemens Ford TDCi 04”
Checksum “IAW 4AF/59F/5AF “Marrelli euro2-4”
Checksum 5NF E4
Checksum Delphi Ford TDCi
Ford EECV Checksum
Checksum “Siemens Truck F400”
Checksum “Marelli MJD”
Checksum “Marelli 6LP”
Checksum “Siemens mini/rover v5”
Checksum “Siemens BMW MSS5x”
Checksum “Siemens SIM4KLE”
Checksum “Bosch EDC16+”
Checksum “Bosch VAG ME7 v05”
Checksum “Marelli IAW 7xx/MMxx”
Checksum “Bosch Volvo M4.x”
Checksum “Siemens SID Ford/Peugeot/Volvo”
Checksum “Siemens Land sid Rover”
Checksum “Siemens Bmw MS45”
Checksum “Delphi SsangYong”
Checksum “Temic Mercedes Actros”
Checksum “Siemens SID Nissan/Renault”
Checksum “Bosch VAG MED9”
Checksum “Delphi Citroën”
Checksum “Bosch Renault ME7”
Checksum “Siemens Daewoo/Chevrolet”
Checksum Delphi Euro4 CR
Checksum “Fiat IAW 4SF/4DF/5SF”
Checksum “Bosch Alfa JTS E4”
Checksum “Bosch PSA M7.4.5”
Checksum “Temic Mercedes Axor”
Checksum “Sagem “Bosch s2000/s3000”
Checksum Fiat ME7.9.x
Checksum “Bosch Alfa MED7.6.1”
Checksum “Bosch PSA/Toyota M7.9.5”
Checksum “Bosch SMART 2007 ME7.7”
Control s Diameter “Bosch VAG ME7.1.1”
Checksum “Bosch ME7.5.20/30”
Visteon DCU Checksum
Checksum “Hitachi”
Checksum “Siemens SIM82”
Checksum “Delphi MT”
Checksum “Siemens VAG Simos”
Checksum “Bosch ME9”
Checksum “Bosch EDC7”
Checksum “Temic DSG”
Checksum “Siemens SDI”
EMS2 Checksum
Checksum “trw “Denso”
Checksum “Siemens MSD80/MSV80”
Checksum “Phoenix John Deere”
Checksum “Delphi Trucks”
Checksum “Ford EECVI”
Checksum Motorola EMS/EDC S6
Checksum “Siemens SIMTEC75/76”

Korrektor Kontrolnoj Summy
Correttore Di Checksum
Correcteur De Somme De Controle
체크섬 교정기
Corretor De Soma De Verificacao
Checksum Corrector
Korektor Sumy Kontrolnej
Corrector De Suma De Comprobacion