What Causes Jerking When Starting the Car?

[VonLondyn]

The reasons for jerking when starting the car include: 1. Blockage in the engine oil passage; 2. Dirty transmission oil clogging the oil passage; 3. Damage to the transmission solenoid valve; 4. Forgetting to release the handbrake; 5. Irregular wear of the clutch, etc. Extended content: The correct sequence for starting a car is: 1. Shake the gear lever to check if it's in neutral, turn on the ignition switch, start the engine correctly, and observe if all working gauges are normal. 2. Adjust the rearview mirror and check for any unsafe conditions behind and around the car, then press down the clutch pedal. 3. Shift the gear lever into the starting gear (1st or 2nd gear). 4. Sound the horn, turn on the turn signal, and observe the front, sides, and rearview mirror for any obstacles to starting, paying special attention to safety. 5. Hold the steering wheel steadily, turn on the left turn signal, and release the parking brake lever. 6. Lift the clutch pedal with the left foot according to the proper technique while moderately pressing the accelerator pedal to ensure a smooth start. 7. After the vehicle starts smoothly, turn off the left turn signal.