Is the idling jitter of the new car engine normal? Baidu Post Bar (Is the idling jitter of the new car engine normal? )

Is the idle jitter of the new car engine normal Baidu Post Bar (Is the idle jitter of the new car engine normal? ) It is normal for the new car engine to shake at idle speed. Generally, when the cold car is started, the speed will shake at 900 to 1 100 rpm, and after preheating, the speed will return to about 800 rpm, reaching the normal level. If the vehicle's idling jitter is too large, you have to go to the repair shop or 4s shop to ask a professional to check it. The reasons for engine idling jitter are:

1, ignition system problem;

2. Poor fuel quality;

3. Too much carbon deposit inside the engine;

4. The fuel injector is faulty. If the owner is not at ease, you can ask a professional to check it.

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