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Thread: Wideband output to Prolink MPVI3 not working

  1. #1
    Potential Tuner
    Join Date
    Oct 2023
    Posts
    9

    Wideband output to Prolink MPVI3 not working

    Hi,

    using a MPVI3 with Prolink+ on a C5, analog only. WB output works good in gauge display but not in HP tuners channel view.

    I connected my wideband gauge's output wire to the Prolink blue wire (input 1) and ground wire to black on Prolink.
    I added channel and transformed it to Glowshift. I can see the new channel as MPVI2.1->Glowshift (tried also input 2, had both channels displayed, no reading)

    When I turn key in on position, connect scanner, other channels have a reading, but the new WB channel does not.
    Any idea why?

    Thanks
    Last edited by HT99; 04-07-2024 at 09:43 AM.

  2. #2
    Potential Tuner
    Join Date
    May 2019
    Posts
    1
    Hello, did you ever figure out a solution? Running into the same issue currently.



    Quote Originally Posted by HT99 View Post
    Hi,

    using a MPVI3 with Prolink+ on a C5, analog only. WB output works good in gauge display but not in HP tuners channel view.

    I connected my wideband gauge's output wire to the Prolink blue wire (input 1) and ground wire to black on Prolink.
    I added channel and transformed it to Glowshift. I can see the new channel as MPVI2.1->Glowshift (tried also input 2, had both channels displayed, no reading)

    When I turn key in on position, connect scanner, other channels have a reading, but the new WB channel does not.
    Any idea why?

    Thanks

  3. #3
    Quote Originally Posted by Chris.ram View Post
    Hello, did you ever figure out a solution? Running into the same issue currently.
    The Red is input 1, and Gnd needs to be connected to chassis / battery gnd together with the sensor gnd
    Also make sure the guage is outputting anything on the wire with a multimeter.
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  4. #4
    Tuner in Training
    Join Date
    Oct 2024
    Posts
    18
    Quote Originally Posted by HT99 View Post
    Hi,

    using a MPVI3 with Prolink+ on a C5, analog only. WB output works good in gauge display but not in HP tuners channel view.

    I connected my wideband gauge's output wire to the Prolink blue wire (input 1) and ground wire to black on Prolink.
    I added channel and transformed it to Glowshift. I can see the new channel as MPVI2.1->Glowshift (tried also input 2, had both channels displayed, no reading)

    When I turn key in on position, connect scanner, other channels have a reading, but the new WB channel does not.
    Any idea why?

    Thanks
    I have this same issue with the glowshift as well. Red does not work at all for me and the blue input reads data but its faulty as hell. Only reads 2.55v as the highest which is only 14.7 afr which is wrong because there have been times where the gauve and my narrow bands read lean and cm reads something obviously wronf. My gauge flucuates in the same as my narrowbands so the sensor and guage are good. So idk if its a bad batch of prolink cables or what