What to Do If It Rains Right After Waxing Your Car?

1 Answers
McMaci
07/30/25 8:59am
You should go to a car detailing shop to wash your car and thoroughly remove the rainwater. Rainwater is acidic and has a certain corrosive effect. Moreover, after the rainwater dries, there will be many stains left on the car, which affects its appearance.
Was this review help?
16
4
Share
More Forum Discussions

Is the Weichai 110 horsepower engine a 490 engine?

Weichai 110 horsepower is a 490 engine, produced by Weifang Diesel Co., Ltd., and is a domestic engine. The model of the Weichai 110 horsepower engine is WP2.3Q110E50, with a maximum torque of 280Nm and a maximum power of 81KW. For the daily maintenance of the Weichai 110 horsepower engine, the following methods can be used: Use lubricating oil of appropriate quality grade. For gasoline engines, SD--SF grade gasoline engine oil should be selected based on the additional devices of the intake and exhaust system and usage conditions; for diesel engines, CB--CD grade diesel engine oil should be selected according to mechanical load, and the selection standard should not be lower than the requirements specified by the manufacturer. Regularly change the engine oil and filter. The quality of any grade of lubricating oil will change during use. After a certain mileage, the performance deteriorates, which can cause various problems for the engine. To avoid failures, the oil should be changed regularly according to usage conditions, and the oil level should be kept moderate. When the oil passes through the fine holes of the filter, solid particles and viscous substances in the oil accumulate in the filter. If the filter is blocked and the oil cannot pass through the filter element, the filter element may burst or the safety valve may open, allowing the oil to bypass through the bypass valve and still carry dirt back to the lubrication parts, accelerating engine wear and increasing internal contamination. Regularly clean the crankcase. During engine operation, high-pressure unburned gases, acids, moisture, sulfur, and nitrogen oxides from the combustion chamber enter the crankcase through the gap between the piston rings and the cylinder wall, mixing with metal powder generated by part wear to form sludge. A small amount of sludge will be suspended in the oil, while a large amount will precipitate out, blocking the filter and oil holes, making engine lubrication difficult and causing wear. Regularly use a radiator cleaner to clean the radiator. Removing rust and scale not only ensures the normal operation of the engine but also extends the overall lifespan of the radiator and the engine.
19
0
Share

Is the A6 front-wheel drive, rear-wheel drive, or all-wheel drive?

The A6 is front-wheel drive. Front-wheel drive refers to a drivetrain configuration where the engine is placed in the front engine compartment and power is transmitted to the front wheels. The drivetrain and driving system are among the key factors affecting a vehicle's price and performance. Common drivetrain configurations are generally categorized as front-wheel drive (FWD), rear-wheel drive (RWD), all-wheel drive (AWD), and four-wheel drive (4WD). Below is additional information: 1. Tire pressure: This is a crucial factor affecting tire lifespan. It should not be too high or too low; always inflate tires to the pressure indicated on the vehicle. Note that the required pressure for regular tires and the spare tire may differ, so follow the vehicle's specifications. Typically, tire pressure information can be found in the user manual or on the vehicle's door pillar label. 2. Regularly check tires for abnormal wear: Observe whether the tread depth is consistent on both sides of the tire. Tires have wear limit indicators; when the tread wears down to these markers, the tires must be replaced. 3. Promptly remove foreign objects from tire treads: Foreign objects can cause unusual noises while driving and may also be flung out when the wheels rotate. Inspect tires for bulges, cracks, or deteriorated valve rubber, and pay special attention to tread and edge wear, which could result from improper alignment or incorrect tire pressure.
1
5
Share

Which Brake Pads Have the Best Braking Performance?

Carbon fiber brake pads offer the best braking performance and are primarily used in racing. Next are brake pads made of ceramic-graphite composite materials, which have good thermal conductivity, high heat resistance, and low noise. When replacing brake pads, it is advisable to use the same material as the old brake pads. For urban commuting, where quick braking response is crucial—such as achieving braking with a light touch—it is recommended to choose "low-metallic" pads. If you prefer a "smooth pedal feel" with gentle and stable braking, "graphite" pads or "ceramic-graphite" composite pads are good options. For aggressive driving or frequent high-speed long-distance trips, "ceramic" pads are more suitable due to their relatively stable friction coefficient and minimal heat fade. The actual performance of brake pads ultimately depends on the manufacturer's R&D capabilities. Here are three world-renowned brake pad brands: BREMBO (Italy): Known for its progressive braking response, even slightly modified suspension systems won’t cause excessive nose-diving during braking. JURID (USA): The official brake pad supplier for luxury brands like Rolls-Royce, Maserati, and Lamborghini, with highly reliable production processes and quality control. REMSA (Spain): Features a unique 650°C high-temperature ablation production process, with high technical and manufacturing barriers, making it a hallmark of high-performance brake pads.
8
1
Share

What to Do If ETC Card Is Stolen?

If your ETC card is stolen, the cardholder should immediately call the issuing bank's customer service hotline to freeze the account to prevent further losses. Additionally, you can request UnionPay to trace any unauthorized transactions and, if necessary, report the incident to the police. Afterward, it is advisable to visit the bank to change the transaction password and disable the quick payment feature that allows contactless transactions. Furthermore, when the ETC card is not in use, do not leave it in the vehicle; keep it secure to prevent others from stealing the card information or the card itself. ETC Activation Method: Insert and remove the ETC card twice consecutively until the electronic tag screen displays "Bluetooth On." If the screen shows "Tag Invalid" when inserting and removing the card twice without the electronic tag attached, this is normal and does not affect activation. Alternatively, you can press the button on the top of the electronic tag to enable Bluetooth. Turn on your phone's Bluetooth, open the corresponding mobile app (usually with a download QR code on the electronic tag), and enter the device activation interface. Click "Device Connection" and wait patiently for the "Connection Successful" prompt. Once connected successfully, upload a photo of the vehicle's front to complete the activation. How ETC Works: ETC uses a dedicated short-range communication system between the vehicle-mounted electronic tag installed on the windshield and the microwave antenna in the toll station's ETC lane. This system leverages computer networking technology to process backend settlements with the bank, allowing vehicles to pass through highway or bridge toll stations without stopping while automatically deducting the toll fees.
8
5
Share

What is the actual fuel consumption of the Leiling 1.2t?

The comprehensive fuel consumption of the Leiling 1.2t is 4.0-5.7L/100km. There are currently 13 models of the Leiling 1.2t on sale, including the 185T Luxury Edition and 185T Technology Edition, with a comprehensive fuel consumption of 5.6L/100km. The 185T Sport Edition has a comprehensive fuel consumption of 5.7L/100km. The above figures are NEDC comprehensive fuel consumption, which is the fuel consumption data measured under the NEDC test procedure. The actual fuel consumption is higher than this value, ranging from 7.3-10.0L/100km. Methods to reduce fuel consumption: Clean engine carbon deposits: Excessive carbon deposits in the engine are a significant cause, mainly due to the use of unsuitable fuel. It is recommended to add a certain amount of cleaning agent when refueling. If the effect is not obvious, it indicates that there are more carbon deposits in the engine. In this case, the car must be taken to a 4S shop for professional technicians to clean the carbon deposits in the engine. Check the oxygen sensor: As an internal control unit of the car, the oxygen sensor mainly monitors the fuel-air ratio of the engine. Once it is damaged, it will cause an imbalance in the fuel-air ratio, leading to a sudden increase in fuel consumption. After the oxygen sensor is damaged, the exhaust pipe will emit darker-colored exhaust gas during driving, and the oxygen sensor should be replaced at this time. Regularly replace the three filters: During the use of the vehicle, the oil filter, air filter, and fuel filter must be replaced regularly. If they are not replaced for a long time, they will become dirty and send wrong information to the engine control unit, causing incomplete fuel combustion and increased carbon deposits in the engine. Check the electronic control unit: Although the engine's electronic control unit is highly reliable, it is inevitable that various faults will occur in vehicles that have been used for a long time.
2
3
Share

What Type of Gasoline Should the Lynk & Co 03 Use?

The Lynk & Co 03 should use 95-octane gasoline, as recommended in the vehicle's official user manual. In addition to checking the appropriate gasoline grade in the user manual, you can also find this information on the fuel tank cap, which will be clearly marked. Typically, the gasoline grade can also be determined based on the engine's compression ratio. Vehicles with an engine compression ratio between 8.6-9.9 should use 92-octane gasoline, while those with a compression ratio between 10.0-11.5 should use 95-octane gasoline. If the compression ratio is higher, 98-octane gasoline is recommended. However, with the application of new technologies, the compression ratio alone is no longer the sole determinant of the appropriate gasoline grade. High compression ratio engines can also be tuned to use lower-octane gasoline. This is because, besides the compression ratio, other factors such as ignition timing, turbocharging technology, and Atkinson cycle technology also play a role. Generally, the higher the gasoline octane rating, the higher the octane number and the better the anti-knock performance. 92-octane gasoline contains 92% isooctane and 8% n-heptane, while 95-octane gasoline contains 95% isooctane and 5% n-heptane. If the Lynk & Co 03 occasionally uses the wrong gasoline grade, simply switch back to the correct grade after the current tank is used up. However, prolonged use of the wrong gasoline grade can have the following effects: For vehicles designed for lower-octane gasoline, using a higher-octane grade will not cause damage, but the increased octane number may alter the fuel's ignition point, leading to delayed combustion in the engine. This results in reduced engine power and thermal efficiency, manifesting as poorer performance. For vehicles designed for higher-octane gasoline, using a lower-octane grade can cause engine knocking. This is because the significantly lower octane number reduces the fuel's ignition point, causing premature ignition during the compression stroke. If combustion occurs before the spark plug fires, resistance is created during the upward stroke. This resistance makes the engine run very unevenly. Mild knocking may only increase noise without noticeable engine damage, but severe knocking indicates serious engine issues. The vibrations not only affect driving stability but can also cause abnormal wear on the pistons and cylinders, potentially leading to cylinder scoring in severe cases.
6
0
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.