Is Sudden Braking Harmful to the Car?

How to Turn on the Ambient Lights in a Passat?

To turn on the ambient lights in a Passat, follow these steps: 1. The ambient lights can be activated via the light control knob on the dashboard, with two-stage brightness adjustment available. 2. On the steering wheel's left dial, turning it to the 12 o'clock position enables auto-sensing mode, where the lights automatically turn on when external light is dim. Turning it to the 1 o'clock position allows manual activation, with brightness adjusted using the wheel on the right side of the dial—scroll up or down to change the brightness. Here are the key functions of ambient lights: 1. Enhanced Driving Comfort: Ambient lights help create a more relaxed atmosphere during nighttime driving, reducing fatigue and distractions. A well-chosen ambient light can boost energy levels and improve driving safety, making it a valuable addition to your driving experience. However, it's important to use them appropriately. 2. Mood Setting: Although the car's interior is compact, the ambiance in the cabin plays a significant role in shaping your mood while driving. Different lighting can evoke different emotions, which is crucial for a pleasant journey. Whether chatting or listening to music, ambient lights can enhance relaxation and enjoyment. 3. Interior Upgrade: Though subtle, ambient lights greatly enhance the car's interior aesthetics. At night, they can elevate the cabin's appearance by several notches, depending on the owner's taste. Choosing the right ambient light is essential—poor selection may lead to undesirable effects.

9

3

Share

Where to Find the Engine Number?

The engine number is generally located on the outer surface of the engine block, on the vehicle's nameplate, or the nameplate inside the engine compartment. You can also find the engine number on the car purchase invoice, the factory certificate of compliance, the operating permit for commercial vehicles, the vehicle purchase tax payment certificate, the registration records with the public security authorities, or the vehicle insurance card. The simplest and most direct method is to check the vehicle's administrative green book or the vehicle registration certificate. The engine number is like a person's ID number, representing each vehicle. It contains crucial information about the vehicle. The engine model is an identification code assigned by the engine manufacturer in accordance with relevant regulations, industry practices, or company standards. It represents the manufacturer, specifications, performance, features, production techniques, intended use, and batch information of the engine, such as fuel type, number of cylinders, displacement, and static braking power. Engines installed in passenger cars or multi-purpose vehicles are required to display the manufacturer's name, model, and production number. It's important to note that the engine number is not the same as the engine model. The engine model refers to the specifications and size of the engine within the manufacturer's catalog, and multiple engines can share the same model. The engine number, however, is the unique production number assigned to each individual engine, and no two engines share the same number. Structure of the engine number: Prefix: Includes product series codes, generation symbols, and regional or company codes, which are selected by the manufacturer as needed but must be approved and registered by the relevant industry standardization authority. Middle section: Consists of symbols indicating the number of cylinders, cylinder arrangement, stroke, and bore diameter. Suffix: Comprises symbols indicating structural features and intended use. Tail: Distinguishing symbols. If differentiation is required due to modifications or improvements within the same series, the manufacturer may choose appropriate symbols, with the suffix and tail separated by a hyphen (-).

12

3

Share

What is the function of an oil filter?

An oil filter, also known as an oil strainer, serves the following main purposes: filtering the engine oil to improve its cleanliness and lubricity. It supplies clean oil to components such as the crankshaft, connecting rod, camshaft, turbocharger, and piston rings, providing lubrication, cooling, and cleaning effects. This helps reduce engine wear, optimize performance, and extend the lifespan of these components. Below is relevant information: Experts recommend replacing the oil filter every time the engine oil is changed. The reason is that contaminants in the old oil filter can reduce the viscosity and cleanliness of the new oil, affect oil circulation speed, and potentially damage the engine.

1

5

Share

What causes the abnormal noise during acceleration in R56?

Here are the possible reasons for abnormal noise during acceleration in R56: 1. Exhaust system: Noise caused by leakage at the exhaust gasket or perforation in the exhaust pipe. Leakage at the exhaust manifold gasket. 2. Intake system: Leakage or poor sealing at the intake manifold or throttle body. (Differentiate between Euro II and Euro III and above standards). 3. Engine chassis: Abnormal noise from inside the engine or surrounding accessories, or noise caused by loose chassis components or resonance interference. 4. Transmission issues: Possible noise due to insufficient lubrication or abnormal wear during operation. 5. Differential problems: Possible noise caused by excessive internal wear, insufficient lubrication, or incorrect oil specifications (grade, temperature, etc.).

3

Share

How to Calibrate Tire Dynamic Balance?

Tire dynamic balance calibration method is as follows: 1. Install the tire to be tested on the dynamic balance testing machine, pull out the ruler on the dynamic balance instrument to measure, and input the first controller. 2. Use calipers to measure the rim (steel ring) width of the tire to be tested; input the data of the tire to be tested on the second controller of the tester. 3. Input the rim diameter on the controller and press START to begin. 4. After lowering the tire cover of the tire dynamic balance machine, the tire starts to operate automatically and performs dynamic balance data detection. After the detection is completed, the tire stops running, and the test results are displayed on the screen of the control panel. 5. Slowly rotate the tire. When a row of indicator lights adjacent to a certain detection data is all lit, embed the counterweight block corresponding to the detection data at the 12 o'clock position on the corresponding side of the tire. 6. After the counterweights on both sides of the tire are embedded, perform the dynamic balance test on the tire again until the data displayed on the operation panel is "0", completing the calibration.

8

0

Share

What are the effects of changing engine oil late?

Changing the engine oil slightly late has little impact on the vehicle. However, changing the oil too late can have the following effects on the car: 1. Affect the normal operation of the engine. 2. The car may experience abnormal engine noises. 3. The engine temperature may become too high. 4. The car may experience weak acceleration. Here is a detailed introduction to car engine oil: 1. Engine oil has lubrication, cooling, and cleaning capabilities. It lubricates various components inside the car engine, improving their working compatibility. 2. Engine oil also has a cooling function for the engine, preventing malfunctions caused by excessive engine temperature after prolonged use. 3. Engine oil also cleans impurities such as iron filings inside the engine, preventing blockages that could affect normal engine operation. 4. The engine oil should be changed every 5,000 kilometers. 5. When changing the engine oil, it is best to use the same brand and specification as the original oil. Mixing different brands or grades of oil can affect its normal performance. 6. Engine oil is generally categorized into mineral oil, semi-synthetic oil, and full synthetic oil. Care should be taken to distinguish between them when adding.

2

4

Share

Is Sudden Braking Harmful to the Car?

How to Turn on the Ambient Lights in a Passat?

Where to Find the Engine Number?

What is the function of an oil filter?

What causes the abnormal noise during acceleration in R56?

How to Calibrate Tire Dynamic Balance?

What are the effects of changing engine oil late?

What Causes a Clunking Sound When Braking?

What is the recommended speed for a new car during the break-in period on the highway?

What is SWM Car?

Will points be deducted for not having a fire extinguisher in the car?