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About tarquin

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  • Birthday 06/22/1954

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  • Toyota Model
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  • UK/Ireland Location
  1. Hi you seemed to have activated /registered memory points i dont have the 510 anymore but i have the 350 which is similar. I also have the user manual. It can store upto 106 memory points press menu then settings then memory you can then registet memory points edit memory points delete memory points you can also delete previous memory points David
  2. Dear Tarquin,

    you really seem to know al ot about this navigation system, compliments!

    I have a Avensis 2011 with a TNS 510 navigation system. The navigation puts little dots on the map where I've been the last weeks... annoying. How to get rid of them? Please help. Thanks a lot!!!

    See also: 


  3. please i need your help


  4. Hi David,

    Would it be possible to get some more information for your interior light upgrade modifications for the IQ please?

    My email address is

    Kind regards

  5. Hi, would you be able to give me the Dropbox Link or Email me the loading.kwi file for a TNS510 Unit please?  My email address is

    Many Thanks



  6. Hi I have Tns 510 program cannot be read problem. can you send firmware files? My email is 


    Thank you! :)

  7. HI

    I found you on this forum some time ago.

    I have a problem with my TNS510 .. I cannot start it up..

    I tried disconnect battery etc.. nothing helped.. I read a solution from you.. With the loading.kwi file ? Thats right ?

    You wrote, to left e - mail and you can send the file.

    I will be so happy.. i can not use my radio now..nothing..


    pls help..

    Thanks a lot!

    1. tarquin


      Hi will send you the file yu need when i get home. You will need a SD card of 4gb or less and a card reader to put the file onto tbe SD card



  8. hi 

    i need your help about toyota tns510

    this is my e mail adresse :

    thank you very much



    1. Show previous comments  3 more
    2. mouna


      ok iam waiting you this evening thanks

    3. mouna


      hello david

      im waiting your help thanks

    4. mouna


      problem resolved

  9. Send me a pm with an email address that can receive a file over 21mb like a gmail account and i will send a file and instruction how to use it David
  10. hi david

    can you send me a Operation system file for TNS 510 .

    My email is:

    appreciated your kind help.




  11. Hi i am away at the moment but search the 'stickies' as the file"Loadin.Kwi has has a dropbox link to it and instructions or wait til i return in a week Regards David
  12. Hi mr.david

    can you help me with the tns-510 .

    its stopped working after I unplugged the battery . 

    I will appreciate that.

    thank you.

    this is my email:

  13. Will do when i get home later. In the meantime, you need to find a 4gb or less SD card and a card reader to put the file on David
  14. Hi send me a pm with an email address capable of receiving 23mb like a Gmail account and i will send you the file and instructions David