What are the reasons for the engine power reduction warning?

1 Answers
LaKiara
07/30/25 6:51am
Engine power reduction warning may be caused by: 1. Excessive carbon deposits in the car engine, leading to insufficient air intake and affecting power; 2. Blocked intake system; 3. Obstructed fuel supply system; 4. Reduced spark plug efficiency; 5. Overheating of water temperature; 6. Engine knocking in the cylinder; 7. Excessive oil temperature in the engine. The car engine is the device that provides power for the car, serving as the heart of the vehicle, determining its power, fuel economy, stability, and environmental performance. Depending on the power source, car engines can be divided into diesel engines, gasoline engines, electric vehicle motors, and hybrid engines.
Was this review help?
11
1
Share
More Forum Discussions

What is the white color of the 2021 Corolla?

White but not metallic paint, it is Super White (super-white), which looks very dynamic. The white color is divided into two types: Super White and Pearl White. Here is the related introduction: Exterior: As a key model in the A-segment market, the Corolla has not abandoned the design style of its previous generations. Its exterior appearance largely resembles that of the Toyota Camry. The front grille design has remained unchanged for years, still featuring a "large-mouth" style, although the new model appears more exaggerated. However, the overall look is more robust and imposing. Interior: The new Toyota Corolla features halogen headlights on both sides of the front, with the headlight design perfectly integrated into the body and complemented by the fog lights below, making the entire front look even more bold and aggressive. The well-defined bumper is another highlight of its exterior design—simple yet powerful, without losing its premium feel.
7
2
Share

Can the Sagitar 1.4T use 92-octane gasoline?

Sagitar 1.4T cannot use 92-octane gasoline. According to the manufacturer's specifications and the fuel grade indicated on the fuel tank cap, the Volkswagen Sagitar 1.4T engine requires the use of national standard 95-octane gasoline. Since parameters such as the engine's compression ratio and ignition timing are preset in the engine control unit, car owners should strictly follow the requirements in the user manual when selecting gasoline. The differences between 92-octane and 95-octane gasoline mainly lie in their octane ratings, anti-knock properties, and prices. 92-octane gasoline consists of 92% isooctane and 8% n-heptane, while 95-octane gasoline is composed of 95% isooctane and 5% n-heptane. Gasolines with different octane ratings have varying levels of isooctane content—the higher the octane rating, the greater the isooctane content, which results in better anti-knock performance. 95-octane gasoline is more expensive than 92-octane gasoline, primarily due to its higher proportion of isooctane. Each engine undergoes a comprehensive evaluation before leaving the factory, and based on its performance characteristics, the required anti-knock properties are determined, specifying which octane rating should be used. Fuel usage precautions: It is advisable to consistently use one type of gasoline, as mixing different grades can be harmful to the engine and fuel system. The choice of gasoline octane rating should be based on the engine's compression ratio, and higher octane ratings are not necessarily better. Avoid blindly using higher-octane fuels.
7
5
Share

What is 33 psi in tire pressure?

33 psi is equivalent to 2.2 bar. Below is a detailed introduction to atmospheric pressure: 1. Introduction: 300 kpa ≍ 3 atmospheres. This is because at 273k, 1 atmosphere ≍ 1 kpa. 2. Unit: Pa [pressure unit]. In the International System of Units, the unit of pressure is the pascal, abbreviated as Pa (named in honor of the French scientist Blaise Pascal), which is equivalent to newtons per square meter (N/㎡). Common units of pressure include kilopascal, kilogram-force per square centimeter, torr, etc.
2
5
Share

What is the fuel consumption of the BMW 5 Series?

The fuel consumption of the BMW 5 Series ranges from 9.4 liters to 12.1 liters per 100 kilometers. Below is some extended information about the BMW 5 Series: Model Background: The BMW 5 Series is a product of the German automaker BMW, positioned as a mid-size sedan with a stylish exterior, making it highly favored by young professionals. As a result, it holds a significant share in the domestic mid-to-high-end car market. Model Overview: The exterior dimensions of the BMW 5 Series are 5047*1860*1491 millimeters, with a wheelbase of 2888 millimeters. The new 5 Series is 66 millimeters longer than its predecessor. The powertrain of the BMW 5 Series has been further enhanced. The top-tier 545i version is equipped with a V8 engine from the 7 Series, delivering a maximum power of 245 kW/333 horsepower and a maximum torque of 450 Newton-meters. It has a top speed of 250 km/h and can accelerate from 0 to 100 km/h in just 5.9 seconds. The BMW 5 Series is stylistically positioned between the sporty and fashionable 3 Series and the elegant and noble 7 Series.
5
3
Share

How many kilometers can the Enclave run on a full tank of gas?

The Buick Enclave has a nominal fuel tank capacity of 65 liters. With good vehicle condition, a full tank can cover at least 550 kilometers. Below is relevant information about the Enclave:1. On-board computer calculation: First, the fuel consumption displayed by the on-board computer is calculated through a formula based on various road conditions. Therefore, it only serves as a reference value over a long period and is not particularly accurate. 2. Driving habits: Secondly, fuel consumption is significantly influenced by driving habits, average vehicle speed, and road conditions. This is especially noticeable in automatic transmission vehicles. Different driving habits, road conditions, traffic congestion, load, fuel quality, use of air conditioning/heating, and whether the vehicle is in the break-in period or an older model can all affect fuel consumption. Generally, the combined fuel consumption ranges between 8-10 liters per 100 kilometers.
17
5
Share

What Causes High Engine Coolant Temperature When Climbing Hills?

The main reasons for high engine coolant temperature when climbing hills are as follows: 1. Overheating coolant gauge: When stuck in traffic or idling for extended periods, the engine coolant gauge shows excessively high temperature, the electric fan operates at high speed for too long, engine noise increases, and this issue becomes most apparent when using air conditioning in hot weather; 2. Unstable idle: When using air conditioning in hot weather, the idle becomes unstable with significant RPM fluctuations, poor acceleration response, and abnormal engine noises; 3. Engine stalling while driving: After stalling when hot, the engine may be difficult to restart after ten minutes. The vehicle may sometimes stall automatically while driving when hot; 4. Poor cooling performance: The air conditioning cools well when the engine is cold, but cooling performance deteriorates when the engine is hot. Additionally, there may be significant resonance humming in the air conditioning system.
12
1
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.