Is Frequent Car Washing Good?

1 Answers
StLawson
07/29/25 4:40pm
No. The optimal frequency for car washing is 3 to 4 times per month. Firstly, non-corrosive dirt actually provides protection to the car's paint. The greatest damage to car paint comes from ultraviolet (UV) rays, and such dirt can effectively reduce UV damage. For general dust, using a feather duster or a soft-bristle mop is sufficient. Additionally, unless you use professional car cleaning agents, most detergents contain strong chemicals that are harmful to the car. Both acidic and alkaline cleaners have some corrosive effect on the paint, so it's best to choose a neutral cleaning agent. Frequent washing also increases the likelihood of water containing sand or debris, which can scratch the paint. Frequent car washing accelerates paint oxidation and damages the outermost layer. As washing frequency increases, the paint becomes thinner and eventually loses its luster. Moreover, if the car is washed too often and encounters bad weather, moisture may not evaporate completely, leading to dust accumulation in crevices or rubber seals, which can worsen their deterioration. Here are some car washing tips: Choose mild weather—neither too cold nor too hot. Overcast weather hinders the drying of residual water, while intense sunlight causes the metal panels and paint to expand. Washing the car under such conditions can lead to paint brittleness and cracking due to rapid temperature changes. Select a spacious and sheltered washing area. After washing, pay special attention to areas prone to dirt and water stains, such as the hood hinges, wiper bases, ends of window seals, trunk drainage channels, and antenna bases. Wipe these areas thoroughly to prevent rust.
Was this review help?
16
1
Share
More Forum Discussions

The Difference Between Coating Agent and Waxing

The differences between coating agent and waxing are as follows: 1. Different protection duration: Generally, waxing provides protection for about 1 month, while coating offers much longer protection. 2. Different ingredients: The main component of wax is natural or synthetic wax, whereas the primary ingredient of coating agent is silicon fluoride. 3. Different effects: Applying coating agent does not harm the car; it can prevent paint aging and oxidation. Frequent waxing may affect the car paint. 4. Different prices: Waxing is cheaper than coating. 5. Different processes: Car wax is applied directly to the paint after washing without any treatment, whereas coating requires polishing before application.
9
0
Share

What Are the Causes of Vehicle Body Shaking?

Vehicle body shaking is mostly related to the clutch, with specific reasons as follows: 1. When the car has been used for too long, the elasticity of the clutch pressure spring weakens, and cracks in the diaphragm spring can cause shaking when the clutch engages. The strategy to adopt in this case is to replace the spring. 2. If the owner accidentally lets the engine idle, engages a low gear, slowly releases the clutch pedal, and accelerates to start, and the body shakes at this time, it indicates clutch shaking. 3. If the owner frequently uses a clutch where the pressure spring elasticity is uneven, the separation levers are adjusted inconsistently, and/or the diaphragm spring separation fingers are uneven, it will lead to unsynchronized pressure application times. Uneven force on the pressure plate will cause the clutch to shake.
1
4
Share

Will the Car Stop if the Clutch is Fully Depressed?

Depressing the clutch fully does not necessarily stop the car. The clutch's function is to cut off power transmission. On level ground, the car will gradually come to a stop; on a downhill slope, it will accelerate; and on an uphill slope, it will stop and then roll backward, gaining speed. Below are the main purposes of the clutch: 1. Ensuring Smooth Vehicle Start: This is the primary function of the clutch. Before starting the car, the engine must be started first. When the car begins to move, it accelerates from a complete standstill. If the drivetrain (which connects the entire car) is rigidly linked to the engine, engaging the gear will cause the car to jerk forward suddenly but not start moving. This is because the transition from standstill to motion involves significant inertia, creating a large resistance torque on the engine. Under this inertial resistance, the engine's RPM drops sharply below the minimum stable RPM (typically 300-500 RPM), causing the engine to stall and the car to fail to start. 2. Enabling Smooth Gear Shifts: During driving, the drivetrain frequently needs to shift gears to adapt to changing conditions. Shifting in a manual transmission typically involves disengaging one gear pair and engaging another. Depressing the clutch pedal before shifting interrupts power transmission, allowing the current gear pair to disengage and the new gear pair to synchronize speeds, significantly reducing shift shock for smoother gear changes. 3. Preventing Drivetrain Overload: During emergency braking, without a clutch, the engine would sharply decelerate due to its rigid connection to the drivetrain. This would generate excessive inertial torque (potentially far exceeding the engine's maximum operating torque), overloading the drivetrain beyond its capacity and damaging components. The clutch mitigates this risk by allowing relative movement between its driving and driven parts.
5
1
Share

What is the difference between China 5 and China 6?

The differences between China 5 and China 6 are as follows: 1. Different carbon monoxide emissions: China 5 has a carbon monoxide emission of 1,000 milligrams; China 6 has a carbon monoxide emission of 700 milligrams. 2. Different emission limits: The emission limit for China 5 is 0.0045 grams per kilometer; for China 6, it is 0.25 grams per kilometer. 3. Different issuing authorities: The China 5 standard was issued by the Ministry of Environmental Protection; the China 6 standard was issued by the Ministry of Environmental Protection and the General Administration of Quality Supervision, Inspection and Quarantine. 4. Different letter representations: China 5 is represented by the letter V; China 6 is represented by the letters VI.
16
4
Share

What are the differences between platinum, iridium, and iridium-platinum spark plugs?

The differences between iridium, platinum, and iridium-platinum spark plugs lie in their service life, fuel efficiency, and power enhancement. Iridium-platinum spark plugs outperform platinum spark plugs in terms of performance. The better the material of the spark plug, the longer its service life. You can choose the material and model of the spark plug based on your engine. Below are the replacement intervals for spark plugs made of different materials: 1. Standard spark plugs: The lifespan of standard spark plugs is 20,000 kilometers. They can still be used beyond 20,000 kilometers, but it is not recommended to exceed 40,000 kilometers, as the ignition efficiency will decline, leading to reduced engine power. 2. Single platinum spark plugs: The lifespan of single platinum spark plugs is 50,000 to 80,000 kilometers. They require regular replacement. Performance degradation in single platinum spark plugs is indicated by normal anode wear, cathode erosion, and changes in the ignition gap. 3. Iridium spark plugs: The lifespan of iridium spark plugs is 50,000 kilometers. Performance degradation is characterized by cathode erosion, resulting in changes to the ignition gap and reduced stability. Regular replacement is recommended. 4. Iridium-platinum spark plugs: The lifespan of iridium-platinum spark plugs is 80,000 to 100,000 kilometers. Performance degradation typically manifests as aging of the ceramic insulator, leading to gas leakage, reduced cylinder pressure, insufficient power, increased fuel consumption, and poorer efficiency. Regular replacement is advised. 5. Double iridium spark plugs: The theoretical lifespan of double iridium spark plugs exceeds 100,000 kilometers. They are currently the highest-performing spark plugs, featuring rapid ignition, strong power output, and a long service life. Regular replacement is recommended.
18
5
Share

What are the differences between Continental MC5 and MC6?

Continental MC6 differs from MC5 mainly in dry handling, mileage, wet handling, wet braking performance, dry braking performance, etc. The MC6 is the successor to the MC5, offering improved handling and durability while maintaining the same level of noise and comfort. Below are the functions of car tires: 1. Tires serve as the medium for transmitting forces between the vehicle and the road, enabling operations such as driving, braking, and steering by transferring driving force, braking force, and steering force. 2. Supporting vehicle load. The vehicle's load causes the tire to sink until the average pressure of the tire's contact area balances with the internal inflation pressure. 3. Reducing and absorbing vibrations and impacts during driving to prevent early damage to vehicle components caused by severe shocks. At the same time, they adapt to high-speed driving conditions, reduce driving noise, and ensure safety, comfort, handling stability, and fuel efficiency.
17
1
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.