Author Archives: Sohail Ahmad

Root or Unroot Android Phones

Rooting process:

You can Root an android phone easily in a few steps.

1- Download Kingo app (18.3 MB size) from the following link.


2- Install the downloaded app on your PC. Follow the instructions in the installation process.


3-On your phone go to setting > Developer options. Select “stay awake” and “USB debug” options.

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4-In USB connection type select “Media sync”.… View full post

Using OBD 2 scan tools

Fault codes (Trouble Codes):

When vehicle’s computer detects any problems with the engine, transmission, Fuel system, chassis etc, it saves information as a fault code or trouble code. Such fault codes usually turn Check Engine light ON on the dashboard.


OBD-II (On-Board Diagnostic):

All cars from 1996 or later must have OBD2. To check for faults you need to connect to your vehicle’s computer via an OBD2 adapter.… View full post