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How to know the car jitter is caused by what problem?

News 9年前 (2015-09-04) 231 Views

When driving, find car shakes:

1, During the process of driving, found the car has a slight jitter or offset, usually caused by tire failure. First, the tire may be poor balance, the need for owners as soon as possible to do a four-wheel positioning and dynamic balance, if the vehicle does not run to do the tire balance can be.

2, Another situation is more serious, it may be due to deformation caused by the wheel rim, which requires the owner goes to the professional car 4S shop inspection, this situation generally occurs in the very old the vehicle.

3, The third status is due to imbalance of the drive shaft caused by the general situation in the chassis collision cars.

Car shakes when idle

Idle car shakes is a lot of owners often encounter the situation. If the owner in the start of the vehicle or the vehicle parked off the engine without the case, if found the car jitter obvious, it may mean that the vehicle exists the following three conditions:

1, The engine carbon deposition serious

The most common cause of car jitter is that the throttle is too dirty or the fuel is too much, and the gasoline adsorbed on the coke is sucked into the cylinder by the vacuum suction of the engine, so that the mixture becomes thicker, the combustible mixture of the engine When the thin when concentrated, resulting in cold start after the idle jitter.

2, Ignition system problems

Check the spark plug, high voltage wire and ignition coil working conditions, the ignition system is working poorly, spark plugs flashing the same situation will lead to such failure.

3, Oil instability

If you have cleaned up the engine coke, wash the throttle, replaced the oil pad and spark plugs, etc., still found the idle car when the car jitter, it is recommended that you go to the 4S shop to check the fuel supply pressure and intake pressure sensor is normal, if the oil pump Pressure is not normal after the intake pressure sensor numerical errors and poor work will lead to car shakes.

4, The engine parts aging

The car jitter is also related to the aging of the engine foot (also known as the claw pad). The engine foot is actually the engine shock absorber system, the engine is responsible for absorbing the engine when running the slight jitter, if the engine feet problems, these vibrations will be transmitted to the steering wheel, the cab, causing idling jitter.