Test Platform Cable for BMW N55 DME valvetronic fault.The most common failure for N55 is "Valvetronic fault." After getting repaired , you have to test in

car.But now we come out a new test platform cable for N55 DME .By using this test cable you can test whether the DME has been repaired succeed .Not

only this you can also read the failure code by obd.lt very convenient for those who do repair.