Need a quick answer

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  • SamE30e
    R3V Elite
    • Sep 2007
    • 4319
    #1

    Need a quick answer

    I bought a 027 ecu with a mark D chip, and my car originally came with a 021 ecu. Are they interchangeable. I know you can use a 021 in a 027 car, but does it work the other way around?
    1985 325e 2.8 Turbo VEMS
    Tags: None
    • kenika65
      E30 Fanatic
      • Aug 2007
      • 1336
      #2
      e30world.com
      http://e30world.com/specifications/BMW-E30-specs-table
      Find information, resources and relevant links for e30world.com. This domain may be for sale.


      So yes.

      1986 325es (69k) Garage Queen Buy It Now 10k;1986 325es (track rat) 2.7i How-To & 1.1/1.3Motronic UpGrade
      1991 318is (daily driver) 1991 318is M42 Maintenance How-To;1989 325i (parts car)

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        • SamE30e
          R3V Elite
          • Sep 2007
          • 4319
          #3
          FUCK!

          Thanks.

          I think the ECU might be shot.. FUCK FUCK FUCK!
          1985 325e 2.8 Turbo VEMS

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