Car Shakes When Starting: Causes and Solutions
Car Shakes When Starting: Causes and Solutions

Car Shakes When Starting: Causes and Solutions

08/02/2025
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“Better safe than sorry” – especially when owning a car. Have you ever experienced the unsettling feeling of your car shaking every time you start it? This could be a sign of underlying issues that need immediate attention. This article will help you understand the causes and solutions for car shaking upon starting.

Causes of Car Shaking When Starting

Car shaking when starting can stem from various reasons. Here are some common causes:

1. Damaged Engine Mounts

Engine mounts connect the engine to the car frame, minimizing vibrations from the engine to the cabin. When engine mounts are damaged, loose, or broken, the engine will shake more violently during operation, especially when starting.

Expert Advice:

“Engine mounts are crucial components that directly affect engine stability. You should inspect and replace them periodically to ensure safety and optimal vehicle performance.” – Mr. Nguyen Van A, Automotive Mechanical Engineer, Hanoi University of Science and Technology

2. Ignition System Malfunction

The ignition system is responsible for generating the spark that ignites the fuel in the engine. When the ignition system malfunctions, such as faulty spark plugs, worn-out high-voltage wires, or a faulty oxygen sensor, the fuel combustion process becomes inefficient, leading to engine shaking, particularly during startup.

3. Clogged Fuel Filter

The fuel filter removes dirt and debris from the fuel before it enters the engine. When the filter is clogged, the fuel supply to the engine becomes insufficient, causing the engine to stall and shake when starting.

4. Dirty or Damaged Fuel Injectors

Fuel injectors spray fuel into the combustion chamber. When injectors are dirty or damaged, fuel is not sprayed evenly and sufficiently into the combustion chamber, causing engine shaking, especially during cold starts.

5. Sensor Issues

Sensors like the crankshaft position sensor, throttle position sensor, and mass airflow sensor play vital roles in providing information to the ECU (Engine Control Unit) to adjust fuel delivery and ignition timing. When these sensors malfunction, the ECU cannot control the engine smoothly, leading to shaking.

Price List for Replacing Related Parts

Part Estimated Price (VNĐ)
Engine Mount 1,000,000 – 5,000,000
Spark Plug 100,000 – 500,000
High-Voltage Wire 300,000 – 1,000,000
Fuel Filter 200,000 – 500,000
Fuel Injector 500,000 – 2,000,000
Crankshaft Position Sensor 500,000 – 1,500,000

Note: This price list is for reference only. Actual prices may vary depending on the car model, make, manufacturer, and repair location.

Important Notes When Your Car Shakes When Starting

  • Don’t Ignore It: Shaking can indicate more serious problems if not addressed promptly.
  • Visit a Reputable Garage: For accurate diagnosis and repair, take your car to a reputable garage with modern equipment and experienced technicians.
  • Regular Maintenance: Regular car maintenance is crucial for early detection of potential issues and ensuring optimal vehicle performance.

Frequently Asked Questions

Is car shaking when starting dangerous?

The danger level depends on the cause of the shaking. If not addressed promptly, it can lead to more severe damage to the engine and other car parts.

What should I do if my car shakes when starting?

Take your car to a reputable garage or the nearest truck dealership for immediate inspection and repair.

How often should I have my car serviced?

Car manufacturers generally recommend servicing your car every 6 months or every 5,000km – 10,000km, depending on operating conditions.

How to Purchase at XE TẢI HÀ NỘI

For consultation and purchase of truck-related products and services at XE TẢI HÀ NỘI, please contact:

  • Hotline: 0123 456 789
  • Address: No. 1, X Street, Y Ward, Z District, Hanoi.

Similar Products

XE TẢI HÀ NỘI also offers a wide range of other products and services, such as:

  • Hyundai Trucks
  • Isuzu Trucks
  • Hino Trucks
  • Car Repair Services
  • Car Maintenance Services

Car shaking when starting: Causes and solutionsCar shaking when starting: Causes and solutions

Regular truck maintenanceRegular truck maintenance

Conclusion

Car shaking when starting is a warning sign that you should not ignore. Don’t hesitate to take your car to a reputable garage like XE TẢI HÀ NỘI for prompt inspection and repair to prevent more serious damage. We hope this article has provided you with useful information. If you have any questions, please leave a comment below, and we will respond as soon as possible.

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