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Communities > Diagnostic & Analysis System > MaxiSys > Live data slow and jumpy
Live data slow and jumpy

3706 Views 11 Replies Latest reply: 2015-09-01 05:37:59


  •   Level 2   
    (11) points
    ttnicolaisen
    2015-08-19 09:02:42

    When using live data, the pid data is very slow (work on GM vehicles) this can espcially be seen when graphing as there is a delay, then jumps a couple seconds, pauses then jumps again. Trying to watch the O2 sensor data swings, very slow to show the change and just jumps from the low to the high and back down. Vehicle had a clear idle surge, but RPM reading was not picking up the full RPM swings.  Any fix for this?

     


  •   Level 9   
    (5837) points
    Ashraf

    2015-08-19 09:24:41 (Reply to:ttnicolaisen)

     Can you please send them Data Log files to support team while you watching the live data and all other things.........................

  •   Level 10   
    (7578) points
    witsend

    2015-08-19 12:45:27 (Reply to:ttnicolaisen)

     If you are using the MaxiSys, what happens if you try  using the USB cable between the VCI and the Maxi Sys, and eliminate the WIFI side of the question ?

  •   Level 3   
    (54) points
    trask

    2015-08-19 13:14:22 (Reply to:ttnicolaisen)

     did you eliminate the extra pids by selecting only the pids you wanted to evaluate and press show.  I have not had problems watching o2s but I keep my list short.

  •   Level 10   
    (10965) points
    Autel Support

    2015-08-20 02:50:47 (Reply to:ttnicolaisen)

    Hello, could you please collect the datalog for this problem and send to us? Thanks.

  •   Level 2   
    (11) points
    ttnicolaisen
    2015-08-20 07:57:03

    Support emailed me, I replied with a youtube link showing a video of the latency of the time I push the throttle pedal to the time it actually shows up on the display.

     

    trask, no I did not deselect any of the pids. I will try that on the next car I scan and see if there is any difference. I understand why that may help, I really dont feel that we should have to. In my opinion, there is no reason why the hardware should not be able to keep up.

    Here is a link to the video, watch the APP angle and even the engine rpm related to when I push the throttle and the amount of delay till it registers.

    https://youtu.be/EY3JOt9RIAE


  •   Level 4   
    (111) points
    brad

    2015-08-21 16:18:04

     I am having  the same issue. When I first bought the 908p it was one of the best scanners I have ever used, now it is a worthless pos. I very seldom use it any more, the other scan tools in the shop work much better.

  •   Level 6   
    (435) points
    mitch

    2015-08-21 20:46:36 (Reply to:ttnicolaisen)

    I agree with trask. I usually trim down the list when I need to watch something like this. This can happen to all scan tools. It is also not just a matter of the tool the module you are monitoring comes into play. They often will communicate faster with fewer pids being requested from them

  •   Level 3   
    (74) points
    akan

    2015-08-23 07:46:53 (Reply to:brad)

    Hi guys I am trying to celebrate eps with maxisys pro on a 2011 mazda6 2.0 however
    there are on option .
    Please help I really like the tool when it work . Thanks

  •   Level 10   
    (10965) points
    Autel Support

    2015-08-24 01:25:08 (Reply to:ttnicolaisen)

    hello, did you connect the vehicle via bluetooth? Would you please use USB cable to have a try?
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