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  1. #1
    BEGINNER
    Date Of Registration
    Jan 2016
    Messages
    8

    problem reading marelli iaw 4af

    Hi today I wanted to read with ktag a marelli iaw 4af sp to be able to read the eprom and map and then scodificare the ecu but doesn't go into the boot, according to you, what could I check I tried the ecu in question to connect it to the car and enter the diagnosis as the only fault code given is not
    As 2 what to exclude the ktag I tried aleggerne another similar always marelli iaw 4af pw and this is the read immediately now I wonder if it is a problem of ktag or ecu

  2. #2
    THE AVERAGE USER
    Date Of Registration
    Dec 2013
    Messages
    477
    I think that is a problem of the control unit, the 4af and one of those ecu that you read and wrote easily....

  3. #3
    BEGINNER
    Date Of Registration
    Jan 2016
    Messages
    8
    I can tell you that if I I connect the ecu to read to drive I encounter the code as a right that is given that is a controller used that I wanted to read for scodificarla if I read with kess leaving it connected to the car is read the map regularly now I was wondering if I dissaldo eprom 95160 from ecu and original and the balance on the receiver to mount the car would start, or I have other blocks that start on the map, thanks if this is not possible I will try another ecu thanks

  4. #4
    THE ACTIVE USER L'avatar di ugoboss
    Date Of Registration
    Sep 2013
    The resort
    FRARA
    Messages
    1,825
    everything you need is in the e2prom, then remove and swap the e2prom, make sure that the sw on the flash is the same otherwise write the original.
    ugo ---- president A.E.P.

  5. #5
    BEGINNER
    Date Of Registration
    Jan 2016
    Messages
    8
    the sw of the flash I should be able to read to see if it is the same with what I read the flash

  6. #6
    THE ACTIVE USER L'avatar di ugoboss
    Date Of Registration
    Sep 2013
    The resort
    FRARA
    Messages
    1,825
    Citazione Originally Written by manuv Visualizza Messaggio
    I can tell you that if I I connect the ecu to read to drive I encounter the code as a right that is given that is a controller used that I wanted to read for scodificarla if I read with kess leaving it connected to the car is read the map regularly now I was wondering if I dissaldo eprom 95160 from ecu and original and the balance on the receiver to mount the car would start, or I have other blocks that start on the map, thanks if this is not possible I will try another ecu thanks
    here you say that you read the map then you have the file of the flash in hand, or I've misunderstood me.
    ugo ---- president A.E.P.

  7. #7
    THE AVERAGE USER
    Date Of Registration
    Nov 2015
    The resort
    Rome
    Messages
    89
    if a the read the problem is not the ktag , and then, as it says in ugoboss if you have done your reading you also have the right file

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