Diagnostic tools are used to check your car where has the problem and how to do.There are many kinds of diagnostic tools,you can consult,maybe it can help you:http://www.obd2tool.com/
Foreign cars should use metric tools for repairs. With the exception of the tools being metric the types of tools will be the same.
Yes you can repair your car by your self if the repair is very mild and doesn't require many tools or a professional certified mechanic or repair worker.
form_title= Paintless Dent Repair Tools form_header= Fix dents in your car easily. What color is your car?*= _  Where is the dent?*= _  What is the size of the dent?*= _ 
Repair tools can be purchased at specialist tool stores such as Screwfix or Machine Mart. Tools bought at reputable stores such as these will carry a manufacturer's guarantee.
metric allen wrenches, star sockets and bits, and metric sockets
A car can be repaired anywhere provided it's in a safe place and you have the right tools and parts, however it's best to repair a car in a purpose built garage where all the right tools, equipment, skills and parts are available.
All in one tools for car repair can include ratchet sets, reversible screwdrivers, nut drivers and wrench sets. Craftsman and Snap-On have complete starter sets that include all in one tools and multi functional tools.
Expensive, especially if it's getting older! This is because it's a foreign car, and foreign cars are always more expensive to repair.
The same ones used to repair a domestic car, although measured instruments are more commonly measured in metric dimensions with imported vehicles, whereas domestic vehicles in the US are more likely to use US Imperial measurements.
The necessary tools one would require for repair depends on what type of repair one wants to do. For car repair one would enlist tools such as wrenches and air tools. For wood working, one might look to saws, glue, nails and a hammer.
Yes if you are skilled in auto body repair and have the proper tools and equipment.