How to deal with the jitter of BMW e60 engine?

There are several reasons for the vibration of BMW e60 engine, such as carbon deposit, weak ignition, low cylinder pressure and unqualified fuel. Advocate immediate removal of carbon deposits; Go to a regular gas station to refuel If it still can't be solved, it is recommended to go to the 4S shop for inspection and maintenance. The possible causes of vibration of BMW e60 engine are as follows: 1. Excessive carbon deposition in throttle, injector and air intake may be one or all of them; 2. When there is too much carbon deposit in the engine, the gasoline sprayed by the cold start fuel injection head will be widely absorbed by the carbon deposit, which will affect the cold start mixture and make the start tremble; 3. Mechanical faults such as ignition coil, spark plug and fuel nozzle affect cylinder loss; 4, oil pressure or cylinder pressure is insufficient, affecting power, etc. 5. The fuel quality is unqualified; 6. Idle speed regulating valve is damaged or dirty; 7. Air leakage in the intake manifold; 8. Engine arm or claw pad is damaged, etc. 9. The key to oil oxidation or low grade is poor low-temperature fluidity, and the engine cold start guarantee is not in place.