Launch X431 Creader VIII, also named CRP129, is a typical auto diagnostic tool among Launch X431 series products. Launch X431 Creader VIII is a well built comprehensive diagnostic instrument, which supports more functions of 4 systems (i.e. engine, automatic...

On-board diagnostic process is aiming at discover no matter whether exhaust emission is exceed of standard level by checking the performance of engine, if it exceeds, it can exhibit warning. And when the process has fault, MIL mild or examine engine warning...