INPA Ediabas Injector Coding for BMW E90

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this article I will show you

how to code fuel injector for direct
injection turbocharged engine BMW N54

What you need to code for BMW N54 engine fuel

  • A laptop installed BMW INPA software.
  • K+DCAN USB Cable
    run for BMW INPA
  • Procedures Of BMW N54 Injector Coding


  • Step 1:Connect the K+DCAN USB Cable
    cable to the vehicle and laptop.
  • Step 2:Launch the BMW INPA software.
  • Step 3:Tab the “F9” to select BMW E90
  • Step 4:Select “Engine”>>Double click the
    “MSD 80.0 for N43 N53 & N54 with EWS4”
  • Step 5:Then it show the German manual boxs,Select
  • Step 6:Tab “Shift +F4”
  • Step 7:The screen show the engine valve and the other show the
  • Step 8:Tab the “F1” to coding for injector 1,and enter
    the value “58.2” and “2.27” and then coding for others
  • Attention:Those values are stamped on the injectors during the
    manufacturing process. The injectors contain a piezo electric element. Due to
    the differences in conductivity of the piezo crystals, each injector has a
    slightly different tolerances when it is manufactured. All injectors go
    through a testing process in the factory and their measured tolerances are
    stamped onto their casings. When you replace injectors, you simply tell the
    ECU what are those tolerances.

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