What are the differences between the Haval F7 and F7x?

What are the differences between the G63 and G500?

The G63 and G500 are both classic off-road vehicles from Mercedes-Benz. The main differences between the G63 and G500 are as follows: 1. Exterior: The G63, equipped with AMG components, features a wider front face. Its vertical waterfall-style grille represents the latest design language of the family and is the most distinct feature differentiating it from other Mercedes-Benz models, giving it a more luxurious and visually impactful appearance. The G63 also comes with larger 22-inch AMG alloy wheels compared to the G500, further enhancing its rugged look. Don't underestimate these wheels—for cars in this class, the wheels are quite expensive, and larger wheels demand higher-quality materials. 2. Engine: The G500 delivers 421 horsepower with a peak torque of 610 Nm, while the G63 produces 585 horsepower with a peak torque of 850 Nm. The Mercedes-Benz G63 AMG not only excels in performance but also perfectly balances power, comfort, and off-road capability.

17

3

Share

What Causes Loud Noises When Brake Pads Get Wet?

The specific analysis of loud noises caused by wet brake pads is as follows: 1. If it's a screeching sound: First, check if the brake pads are nearly worn out (the warning tab is making noise). If they are new pads, inspect for any foreign objects caught between the brake disc and the pad. 2. If it's a dull sound: The issue is often related to the brake caliper, such as worn sliding pins or a detached spring plate. 3. If it's a hissing sound: There could be multiple issues, including problems with the caliper, brake disc, or brake pads. 4. If the noise is continuous: Check for dragging brakes, as poor caliper retraction can cause prolonged friction between the disc and pad, leading to abnormal noises under certain conditions. Also, inspect for any foreign objects stuck between the pad and disc. If the pads are new, examine the brake disc for grooves, as localized friction can cause noise. If the disc is fine, consider whether the brake pads are too hard or if the noise suppression shims were installed incorrectly.

19

2

Share

What to Do When a Car Engine Gets Submerged in Water?

Do not start the engine after it has been submerged in water. Below are detailed explanations of the causes of engine water ingress and solutions: 1. The engine has not been started. Solution: If the engine was not started during the submersion, it generally will not cause irreversible damage to the engine. The main task is to remove the accumulated water inside the engine. This involves removing the intake pipe and intake manifold and using compressed air to dry out the interior. 2. The engine stalls due to water ingress. Solution: By using a caliper to measure, you can compare the distance from two pistons in the same cylinder to the upper edge of the cylinder. If there is a difference in the measurements, the side with the larger value may indicate a deformed connecting rod. This can be further confirmed by rotating the crankshaft to position both pistons at top dead center and checking if the edges of the pistons are flush with the upper edge of the cylinder.

14

2

Share

What Causes Abnormal Noise in the Engine Camshaft?

The causes of abnormal noise in the engine camshaft: 1. Excessive clearance between the camshaft and its bushings; 2. Rotation of the camshaft bushings; 3. Bending or deformation of the camshaft; 4. Excessive axial clearance of the camshaft; 5. Burning or detachment of the camshaft bushing alloy. The phenomenon of camshaft abnormal noise is the sound emitted between the camshaft bearings and the shaft during engine operation, which is a rhythmic, dull metallic knocking sound. The noise is more noticeable when idling or slightly above idle speed, especially when listening near each camshaft bearing. Methods to identify camshaft abnormal noise: 1. If the noise originates from the camshaft side, gradually changing the throttle will make the noise clearer at idle, more pronounced at medium speed, and become chaotic or weaken until disappearing at high speed, which usually indicates camshaft abnormal noise; 2. Remove the valve cover and press the camshaft with a metal rod to see if the noise changes. If the noise changes, it is the camshaft noise.

20

4

Share

Should I Claim Vehicle Damage Insurance or Third-Party Liability After Hitting Someone Else's Car?

After hitting someone else's car, you should claim either third-party liability insurance or compulsory traffic insurance. Below are the relevant introductions to compulsory traffic insurance and third-party liability insurance: Compulsory Traffic Insurance: The full name of compulsory traffic insurance is 'Compulsory Liability Insurance for Motor Vehicle Traffic Accidents.' It is a mandatory liability insurance where the insurance company compensates for personal injuries, deaths, or property losses caused to victims (excluding passengers in the insured vehicle and the insured) within the liability limits in the event of a road traffic accident involving the insured vehicle. Third-Party Liability Insurance: Third-party commercial liability insurance refers to accidental incidents occurring during the use of the insured vehicle by the insured or their legally permitted drivers, resulting in personal injuries, deaths, or direct property damage to a third party. The insured is legally liable for the economic compensation, which the insurance company is responsible for covering. Since the introduction of compulsory traffic insurance, third-party liability insurance has become a non-mandatory insurance that can serve as a supplement to compulsory traffic insurance.

7

0

Share

How much fuel does a 550-horsepower engine consume idling for one hour?

550-horsepower engine consumes approximately 3L of fuel when idling for one hour. Relevant information about fuel consumption is as follows: 1. Meaning: Fuel consumption represents the fuel used for a single trip, recording the fuel consumption from the start to the end of a period of vehicle use. In real life, the fuel consumption of a vehicle is usually higher than the data provided by the Ministry of Industry and Information Technology. Moreover, fuel consumption varies significantly under different driving conditions. When driving in urban areas, due to frequent traffic congestion, there are more instances of acceleration, deceleration, and gear shifting, leading to higher fuel consumption. 2. Fuel consumption tips: Start gently and press the accelerator lightly. Flooring the accelerator (sudden acceleration) consumes a lot of fuel. For manual transmission vehicles, shift gears in a timely manner. Gear shifting should not be too early or too late. Generally, you can listen to the engine sound and refer to the tachometer. It is best to shift gears when the engine is around 2500-3000 RPM. Avoid shifting too high or too low.

8

2

Share

What are the differences between the Haval F7 and F7x?

What are the differences between the G63 and G500?

What Causes Loud Noises When Brake Pads Get Wet?

What to Do When a Car Engine Gets Submerged in Water?

What Causes Abnormal Noise in the Engine Camshaft?

Should I Claim Vehicle Damage Insurance or Third-Party Liability After Hitting Someone Else's Car?

How much fuel does a 550-horsepower engine consume idling for one hour?

Can Private Cars Carry Medical Oxygen?

What is the function of the oil ring?

What Causes the Buzzing Sound When Charging a New Energy Vehicle?

Does a car need a break-in period?