What is the reason for the car's water temperature not being high but the fan still running?

1 Answers
RafaelLee
07/30/25 10:13am
The reason why the car's water temperature is not high but the fan is still running is: there is a fault in the wiring of the car's radiator fan. The solutions are: 1. Go to a car repair shop in time to check and repair the fan wiring; 2. Replace the radiator fan. The consequences of high water temperature in a car include: 1. High water temperature accelerates wear and is not conducive to lubrication; 2. Causes piston ring scuffing, and in severe cases, permanent damage to the engine; 3. Can lead to radiator bursting; 4. May cause deformation or even damage to the cylinder head and cylinder block. Precautions for high water temperature include: 1. After slowing down while driving, pull the car to the side of the road and do not rush to turn off the engine; 2. When cooling down, never pour cold water on the engine.
Was this review help?
9
5
Share
More Forum Discussions

How to upgrade the Kia Sportage in-car navigation system?

DS Automobiles is a premium brand under the French PSA Peugeot Citroën group. Currently, DS brand models sold in China are produced and distributed by Changan PSA Automobile Co., Ltd., a joint venture established by China Changan Automobile Group and French PSA Peugeot Citroën Group. The DS7 is one of DS's models, featuring intelligent navigation that adjusts speed and safe distance based on preceding vehicles while automatically maintaining lane position. The lane keeping assist system will correct the vehicle's trajectory if it deviates from the lane.
2
5
Share

Is it necessary to install both front and rear dash cams?

It is not necessary to install dash cams both in the front and rear. Dash cams are typically installed in the upper middle area of the front windshield, which does not obstruct the driver's view while still fulfilling the recording function. A dash cam is a device that records images, sounds, and related information during vehicle operation. After installation, it can document the entire driving process in video and audio, providing evidence in case of traffic accidents. The dash cam continuously records while driving, capturing time, speed, and location data in the footage. It can also be used at home as a DV camera to record daily life or as a home surveillance device, and it can serve as a parking monitor. Generally, a dash cam consists of a main unit, a speed sensor, data analysis software, and an infrared camera.
16
4
Share

Why does the new Focus have a three-cylinder engine?

The main reason for the new Focus to use a three-cylinder engine is to reduce exhaust emissions. Many cars are adopting three-cylinder engines to lower exhaust emissions and fuel consumption. The Focus is a compact sedan under the Ford brand, equipped with two types of engines: a 1.5-liter naturally aspirated engine and a 1.5-liter turbocharged engine. The dimensions of the Focus are 4647mm in length, 1810mm in width, and 1468mm in height, with a wheelbase of 2705mm, front track of 1572mm, and rear track of 1548mm. The front suspension of the Focus uses a MacPherson strut, while the rear suspension employs a multi-link setup.
9
3
Share

What to Do If You Lose Your ID Card Before Taking the Driver's License Test?

If you lose your ID card before taking the driver's license test, you can apply for a temporary ID card. Here are some relevant introductions about the driver's license test: 1. Test Subjects: The subjects of the driver's license test are unified nationwide. The test is divided into four subjects: theoretical knowledge, field driving skills, road driving skills, and knowledge related to civilized driving. 2. Notes: Before the test, you need to register first and then undergo a physical examination. The test sequence must follow Subject 1, Subject 2, Subject 3, and Subject 4 in order. Only after passing one subject can you proceed to the next. 3. Test Content: Subject 1 mainly tests knowledge of road traffic safety laws, regulations, and related information. Subject 2 mainly tests field driving skills, including reversing into a parking space, stopping and starting on a slope, turning at a right angle, driving on a curve, and parallel parking. Subject 3 mainly tests road driving skills, which is the most important test subject. Subject 4 mainly tests knowledge related to safe and civilized driving.
15
2
Share

What are the reasons for difficult cold starts?

Reasons for difficult cold starts: 1. When there is excessive carbon buildup in the engine, the gasoline sprayed by the cold start injector is largely absorbed by the carbon deposits, resulting in an overly lean air-fuel mixture during cold starts, making it difficult to start; 2. The engine temperature is insufficient, and both the fuel and lubricating oil temperatures are too low. Poor fuel atomization at low temperatures leads to reduced ignition energy, thereby affecting performance and causing the car to shake. Precautions for difficult cold starts: 1. Pay attention to defogging: In winter, the significant temperature difference between the inside and outside of the car can cause fogging on the windows, which can be troublesome for driving; 2. Prevent icing: Frost and ice on the windows are extremely common in cold winters, mainly due to the large temperature difference between the inside and outside of the car.
11
5
Share

Why is the clutch of a minivan particularly heavy?

The reasons for a heavy clutch are as follows: 1. The mechanical part of the clutch operating mechanism has a sticking phenomenon. 2. The clutch master cylinder lacks hydraulic oil or has a leakage issue. 3. The clutch slave cylinder is corroded. 4. The air passage of the clutch booster cylinder is blocked or the cylinder is leaking air. 5. The clutch release fork is broken or bent. 6. The release bearing or bearing seat has fallen off. Below are the troubleshooting methods: 1. Check if the mechanical operating mechanism is normal: Inspect whether the clutch mechanical operating mechanism has sticking or interference issues. 2. Check for hydraulic oil leakage: Verify if the brake hydraulic oil is sufficient and if there are any leakage points. If the oil level is low, refill the hydraulic oil and test drive to see if the issue is resolved, while also checking all connection points for oil leaks. 3. Check if the booster pump is leaking air: Inspect the clutch booster pump for air leaks. If air leaks are found during a test drive, it may indicate that the internal rubber sealing ring of the booster pump has worn out over time, causing air leakage. Replace the component and test drive to confirm normal operation.
16
4
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.