Why does the engine yellow light flash a few times and then go off?

1 Answers
AugustLee
07/29/25 6:12pm
The reasons for the engine yellow light flashing a few times and then disappearing are as follows: 1. Poor engine combustion state. 2. Engine knocking. 3. Poor fuel quality. 4. The inside of the engine cylinder is not clean, with accumulated carbon deposits. Extended information: I. Introduction to automobile engines: The automobile engine is the device that provides power for the automobile, serving as the heart of the car, determining its power, fuel economy, stability, and environmental friendliness. II. Classification of automobile engines: According to different power sources, automobile engines can be divided into diesel engines, gasoline engines, electric vehicle motors, and hybrids, among others.
Was this review help?
14
4
Share
More Forum Discussions

Which Vehicle Can Be Driven with an ID Card?

No vehicle can be driven with an ID card; a driver's license is required to operate a motor vehicle. Below is relevant information about driver's licenses: Purpose of a Driver's License: A driver's license is a document that certifies one's eligibility to drive. It is a credential required by law for individuals operating motor vehicles. In China, the definition of driving is as follows: A motor vehicle driver's license is a legal document issued by authorities after a candidate has studied, mastered traffic regulations and driving skills, and passed official examinations, permitting them to operate specific types of motor vehicles. Additional Functions: It can also substitute for some ID card functions. For purchasing tickets, one can present a driver's license when buying travel tickets. For hotel stays, hotels may photocopy driver's licenses as documentation. For registration purposes, a driver's license is considered a valid identification document equivalent to an ID card.
4
1
Share

Will Changing Lanes Over Solid Lines at Traffic Lights Definitely Be Captured?

Changing lanes over solid lines at traffic lights will definitely be captured. How to know if you've been captured for crossing solid lines: You will receive an illegal activity SMS notification, and you can also check the illegal records online. Generally, you will receive an SMS within 3 to 7 days. If there is no SMS, and no illegal record is found after 15 days, it means you were not captured, or if you were captured, the traffic police saw that it did not affect other vehicles and thus did not impose a penalty. 7 types of solid lines that cannot be crossed: White solid lines, single yellow solid lines, double yellow solid lines, yellow solid and dashed lines, yellow no-parking solid lines, guide lines, and no-parking grid lines. Range of intersection photography: Generally, only violations in front of the camera will be captured. For example, running a red light, crossing lines in front of the camera, or poor driving behavior in the middle of the intersection can all be captured.
16
2
Share

Should I Apply Paint Protection Film or Ceramic Coating for a New Car?

It depends on your needs. The differences between paint protection film (PPF) and ceramic coating are as follows: 1. Material Composition: The essence of PPF is a plastic film with special properties; ceramic coating is essentially a chemical reagent primarily composed of crystallizable silicon dioxide. Both adhere to the car's paint surface, isolating it from the external environment to protect the paint. PPF relies on toughness and self-healing for protection, while ceramic coating depends on absolute hardness. 2. Durability: High-quality ceramic coatings can last 1-2 years. New cars can be coated directly after cleaning, whereas used cars require polishing before coating. High-quality PPF can last up to 10 years, and it is mostly applied to new cars, with fewer applications on used cars.
20
4
Share

What Does CC Mean in Car Displacement?

CC in car displacement refers to the engine's displacement volume. Definition of Car Displacement CC: Car displacement is: the volume swept by the piston in the cylinder from top dead center to bottom dead center, known as the cylinder working volume or cylinder displacement. The sum of the working volumes of all cylinders in a multi-cylinder engine is referred to as the engine working volume or engine displacement. Range of Car Displacement: Displacement, a specialized term in hydraulic transmission, refers to the volume of fluid inhaled or expelled per stroke or cycle. The classification of car levels in China is determined by the size of the displacement. Mini cars have a displacement of ≤1.0L; compact cars have a displacement ranging from 1.0L to 1.6L; mid-size cars have a displacement ranging from 1.6L to 2.5L; executive cars have a displacement ranging from 2.5L to 4.0L; and luxury cars have a displacement of >4.0L.
18
3
Share

How far can a motorcycle go with 20 yuan worth of fuel?

Motorcycle can travel approximately 100 kilometers with 20 yuan worth of fuel. Here are the details: Composition of a motorcycle: A motorcycle consists of five main parts: the engine, transmission system, running gear, steering and braking system, and electrical instrumentation equipment. The overall structure and names of the components of a motorcycle. Working principle: Intake: At this stage, the intake valve opens, the piston moves downward, and the mixture of gasoline and air is drawn into the cylinder; Compression: At this stage, both the intake and exhaust valves are closed, the piston moves upward, and the mixture is compressed; Combustion: When the mixture is compressed to its minimum, the spark plug ignites the mixture, and the pressure generated by combustion pushes the piston downward and drives the crankshaft to rotate; Exhaust: When the piston reaches the bottom dead center, the exhaust valve opens, the exhaust gases are expelled, and the piston continues to move upward to expel the remaining exhaust gases.
19
0
Share

Why does the warning light turn on and then off by itself?

Engine warning light turning on and then off is a normal phenomenon. When the vehicle's power is turned on but the engine has not yet been started, various warning indicators on the car - including the engine, coolant temperature, battery, airbag, etc. - will all illuminate simultaneously. After the vehicle is started, these lights will automatically turn off. This is the vehicle's self-diagnostic function in operation and is completely normal. Here is additional information: Vehicle self-diagnosis: This occurs because all vehicles are equipped with a self-protection system designed to inform the driver about internal vehicle status changes and ensure preparedness. This helps prevent accidents caused by vehicle issues. Therefore, the engine light turning on and then off is normal and nothing to worry about. How to handle a flashing engine warning light: If the car won't start, this may indicate a fuel pump or ignition component failure - call for assistance immediately. If the warning light is on but there are no noticeable driving abnormalities, this might just be a sensor malfunction - you can continue driving temporarily but should proceed at low speed to a repair shop. If the engine warning light comes on and the vehicle can still move but exhibits severe vibration or loss of power during acceleration, you should stop the vehicle promptly and call for roadside assistance.
12
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.