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Thread: make Wide band work off of 5 volt source

  1. #1
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    make Wide band work off of 5 volt source

    is there a way to make a WIde band O2 sensor work off of a 0-5volt source
    and have it show as AFR instead of raw voltage
    I am running mine off of the EGR voltage wire and have to convert it everytime

    I have a enhanced I/O but would like to elemniate the extra wires inside the car


    if any one can help me with this it would be great


    Thanks

    Darren P

  2. #2
    Супер Модератор EC_Tune's Avatar
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    Yes, the output of the wideband goes to Pin 1 of the EIO and signal ground (not power ground) goes to Pin 5 of the EIO (MPVI)
    Look Here if you have a serial cable with EIO or need a picture of the MPVI connections.
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  3. #3
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    Quote Originally Posted by EC_Tune
    Yes, the output of the wideband goes to Pin 1 of the EIO and signal ground (not power ground) goes to Pin 5 of the EIO (MPVI)
    Look Here if you have a serial cable with EIO or need a picture of the MPVI connections.
    I know how to hook it up to the EIO
    what I want to know is if there is a way to change a table in the Historgram to show AAFE instead of 0 to 5 volts
    right now it is wired to the EGR voltage wire in the PCM and I am reading that off of the regular cable with out useing the EIO
    that allows me to do it with out useing the extra wires running through the firewall and cluttering up the inside of the car
    as it is I have to take each run and put it into a spread sheet and convert it from Voltage to AFR
    then I can see how far off it is
    what I want to do is change the histogram to show AFR instead of volts
    if it is possible

    Thanks
    Darren

  4. #4
    Супер Модератор EC_Tune's Avatar
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    If you set up the EGR voltage PID correctly and define it as a Wideband O2 SENSOR it will show up in the histogram.
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  5. #5
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    Quote Originally Posted by EC_Tune
    If you set up the EGR voltage PID correctly and define it as a Wideband O2 SENSOR it will show up in the histogram.

    that is exactly what I need help with
    I can not get it to show anything other than voltage


    how would I need to do it or what do I need to change

    I now have it set with the Primary VE vs TPS vs MAPtable
    and the PID is the EGR voltage

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  7. #7
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    Thanks

    that is what I need

    now to see if I can make it work