What is the reason why the fault light of diesel Jiangling Tiger 5 engine can't be lifted?

The reasons for the slow acceleration when the engine fault light is on are:

1. Due to the sensor failure, the automobile ecu cannot accurately obtain the engine data;

2. The engine has carbon deposit;

3. Engine oil blockage caused by spark plug failure, ignition coil failure, fuel pump failure and insufficient combustion of mixed gas;

4. The intake valve is blocked;

5, gasoline quality is not up to standard.

The treatment methods for failure to accelerate when the engine fault light is on are as follows:

1. Reconnect or replace the sensor;

2. Replace the spark plug or ignition coil;

3. Replace the air filter element and clean the throttle and oil circuit;

4. Change engine oil or gasoline;

5, clean up the engine carbon deposit.