What is the reason for the fault light of Koleo engine?

The engine fault light usually comes on for the following reasons:

1, poor combustion state

The poor combustion state of the engine is the main reason why the engine fault light is on.

2. Engine knock

There are usually three situations:

The first case: the car is weak;

The second case: the car is weak and the engine noise is too large;

The third case: there is obviously a knocking sound.

In the first case, some engine fault lights will be on, and some will not. In the second and third cases, the engine fault light will be on.

3. Internal causes of engine fault light.

(1) poor fuel quality

(2) The engine cylinder is dirty and has carbon deposit.