What Are the Reasons for Increased Engine Noise in Cars?

1 Answers
OCora
07/30/25 7:48am
Car engine noise increases due to: 1. Aging engine mounts; 2. Deterioration of engine mounts; 3. Severe carbon buildup in the engine; 4. Faults in the engine cylinders; 5. Poor lubrication; 6. Excessive wear of pistons and cylinder walls; 7. Engine overheating, cooling system failure; 8. Blocked exhaust system, vacuum tube leakage or breakage; 9. Loose belts. Solutions for increased car engine noise include: 1. Tightening or replacing engine mounts; 2. Checking the operation of each ignition coil and cylinder spark plug; 3. Installing engine soundproofing cotton to reduce noise; 4. Cleaning carbon deposits from the engine.
Was this review help?
11
4
Share
More Forum Discussions

What are the differences between Bora and Lavida?

Here are the specific differences between Bora and Lavida: 1. Body dimensions: The new Volkswagen Lavida measures 4605mm in length, 1765mm in width, and 1460mm in height, with a wheelbase of 2610mm; while the new Bora measures 4562mm in length, 1793mm in width, and 1468mm in height, with a wheelbase of 2614mm. Overall, the dimensional differences between the two models are not particularly significant. 2. Rear suspension: The Bora features a torsion beam non-independent rear suspension; whereas the Lavida uses a twist-beam non-independent rear suspension. 3. 0-100 km/h acceleration time: The Bora takes 13.1 seconds to accelerate from 0 to 100 km/h; the Lavida accomplishes this in 12.1 seconds.
19
1
Share

What are the differences between the CR-V Comfort Edition and the Style Edition?

The main differences between the CR-V Comfort Edition and Style Edition lie in their configurations. Below are the key distinctions between the two versions: 1. Keyless Features: The Style Edition offers practical features such as keyless entry, keyless start, remote start, and a rearview camera. However, these configurations come at a higher price, costing over 20,000 yuan more. If budget permits, these features can make vehicle operation more convenient. From a cost-effective perspective for daily commuting, the Comfort Edition's configurations fully meet general driving needs. 2. Sunroof Availability: As a facelifted model, the 2019 CR-V maintains the same exterior design and interior layout as the current models. Additionally, the 1.5T variant of the new model will come standard with a panoramic sunroof, while mid-to-low hybrid variants will also include added features such as rear parking sensors, blind-spot monitoring, side airbags, and the Honda SENSING safety system.
2
0
Share

What is the age requirement for learning to drive a car?

National regulations stipulate that the age for obtaining a driver's license is between 18 and 70 years old. The specific details are as follows: Generally, individuals aged 18 and above can apply for a driver's license. However, different types of driver's licenses have varying age requirements. According to Article 11 of the "Regulations on the Application and Use of Motor Vehicle Driving Licenses" (Ministry of Public Security Order No. 71), applicants for a motor vehicle driving license must meet the relevant segmented age limit requirements. The "Regulations on the Application and Use of Motor Vehicle Driving Licenses" revised and issued by the Ministry of Public Security specify the following: 1. Applicants for small cars or light motorcycles must be between 18 and 70 years old. 2. Applicants for low-speed trucks, motorcycles, or wheeled self-propelled machinery must be between 18 and 60 years old. 3. Applicants for urban buses, large trucks, or trams must be between 20 and 50 years old. 4. Applicants for medium-sized buses must be between 21 and 50 years old. 5. Applicants for tractor-trailers must be between 24 and 50 years old. 6. Applicants for large buses must be between 26 and 50 years old.
15
5
Share

Is it considered overloading for a car to carry five adults and one child?

It is considered overloading for a car to carry five adults and one child. Below is a partial introduction to overloading: 1. Penalty points and fines: Whether the excess passengers are adults or children, it is considered overloading. If spotted by traffic police on duty, penalty points and fines will be imposed. Overloading is determined when the number of passengers does not match the number of seats in the vehicle. 2. Accidents: In the event of a traffic accident, children are the most vulnerable. Traffic regulations stipulate that private cars must be equipped with child safety seats, and since child safety seats cannot be installed in the front passenger seat, children are not allowed to sit there. 3. Penalties: According to Article 49 of the "Road Traffic Safety Law of the People's Republic of China": Motor vehicles shall not carry more passengers than the approved number, and passenger vehicles shall not carry goods in violation of regulations. Driving a passenger vehicle (excluding buses and school buses) with passengers exceeding the approved number by less than 20% will result in a fine of 200 yuan and 3 penalty points, while exceeding the approved number by more than 20% will result in a fine of 200 yuan and 6 penalty points.
16
4
Share

What Does a Major Car Maintenance Include?

Major car maintenance involves replacing the engine oil, oil filter, air filter, and fuel filter. Below is an introduction to some car maintenance items: 1. Oil Filter: Typically replaced every 8,000 km or once a year. The oil filter provides clean fuel to the engine, filtering out water and impurities from the gasoline. A clogged oil filter can obstruct the flow of lubricating oil, leading to poor engine lubrication, increased wear, and even bearing failure. 2. Air Filter: The engine draws in a large amount of air during operation. If the air is not filtered, dust can accelerate wear on the piston group and cylinders. The air filter removes dust and particles from the air, ensuring sufficient and clean air enters the cylinders. 3. Fuel Filter: The fuel filter provides clean fuel to the engine, filtering out water and impurities from the gasoline. During car maintenance, technicians also perform inspections, cleaning, tire alignment checks, and checks on various fastening components.
14
3
Share

What does it mean when the tire pressure light comes on in a 10th generation Accord?

The reasons for the tire pressure light coming on in a 10th generation Accord are abnormal tire pressure, unreset tire pressure monitoring, or a damaged tire pressure sensor. Abnormal tire pressure: Generally, the system will alert if the pressure is below 1.8 bar or above 3.0 bar. In this case, a tire inspection and pressure adjustment are required. Unreset tire pressure monitoring: After inflating the tires, if the tire pressure monitoring system is not reset in time, it will still record the previous data, causing the tire pressure monitoring indicator light to come on. Simply resetting the tire pressure will resolve this issue. Damaged tire pressure sensor: The tire pressure sensor, which monitors tire pressure, is directly installed inside the tire and connected to the tire inflation valve. If the sensor is damaged by impact while driving, it can also trigger the tire pressure warning light. In case of sensor damage, the only solution is to replace it with a new component.
7
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.