The causes of idling jitter of Guangzhou Automobile Chuanqi gs4 new car include air leakage, lack of cylinder, low cylinder pressure, damaged claw pad and unqualified fuel.

1. Air leakage, lack of cylinder, sunken cylinder, damaged claw pad, unqualified fuel, etc. 2. Throttle and fuel injector fault.

3. Mechanical failures such as ignition coil, spark plug and fuel injector lead to cylinder loss.

4. Low oil pressure or cylinder pressure leads to insufficient power.

5. The fuel quality is unqualified.

6. Air leakage in the intake manifold.

7. Engine arm or claw pad is damaged.

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