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    OBDSTAR Key Master 5 ‘Diag Abnormal exit! CODE:-3’ Solution

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    Problem:

    Hi, my OBDSTAR key master 5 (X300 Pro4) cannot do anything its showing error.

    ‘Diag Abnormal exit! CODE:-3’

    How to fix it?

    OBDSTAR Key Master 5 ‘Diag Abnormal exit! CODE:-3’ Solution

    Solution:

    1.Restart device.

    2.If not working, delete current software and download software again.

    Download software requires your device under subscription. If the subscription expires, need to renew and download.

    1 year software subscription for key master 5.

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