The train didn't stop when it rained, and the power was insufficient.

Engine causes are: 1, engine intake manifold and throttle valve are dirty, resulting in poor air mixing. 2. The cylinder high-voltage package is broken, or the high-voltage line leaks electricity, and the spark plug gap is too large or too small, which will lead to this failure. 3. The engine cylinder pressure is insufficient, the air tightness of the valve is not good when working, and the engine cylinder pressure is insufficient due to the wear of the piston ring (this fault requires overhaul of the engine).

The reason for the wave box:

Automatic wave: If the gearbox oil goes bad or the car is missing, ask the car master. 4S shop professional technician, 10 minutes to solve.