Car Electrical Wiring Diagram is an Android application developed by TroneStudio, which provides detailed information and explanations on car repairs, specifically engine parts and how to fix or solve problems with them. This app is equipped with easy-to-use explanations, where many components are discussed, particularly in wiring diagrams and problem diagnosis. The app covers a wide range of topics including general machine information and diagnostics, electronic control system circuit diagrams, and auxiliary emission control tools.

The app provides step-by-step detailed explanations and works without the Internet. It also includes diagnostic information and procedures, repair instructions, specifications, special tools and equipment, and locations of component electronic control systems. Users can check engine symptoms, MIL is not ON with the ignition "ON" and the engine is turned off, MIL remains ON after engine is started, and check of relay fuel pump operation. With this app, it is easy to diagnose engine problems and repair them efficiently.