Karkhan Academy software is a completely free and powerful tool for teaching car troubleshooting and repair.
Free educational videos: engine, diag, injector, ramp and tuning, car electricity and...
Comprehensive error code guide: full description of engine, gearbox, network error codes and...
Car repair files: repair guide for engine, electricity, gearbox, fuel system, front and...
Car mechanic dictionary: the most powerful specialized car mechanic dictionary with more than 20 thousand words
A comprehensive guide to pinouts: Pinouts of all types of ISO, behind the amp, sensors and actuators, multiplex nodes, fuse/relay box
Product store: reviews, comparison of devices and repair shop equipment with special discounts