What do the S and L gears in an automatic transmission car mean?

1 Answers
EmmettLee
07/29/25 1:42am
In an automatic transmission car, the S gear stands for Sport mode, while the L gear represents Low gear. When using the S gear, the shift points occur at higher RPMs compared to normal mode, resulting in more aggressive power delivery, greater torque output, and improved acceleration. The L gear is primarily used when descending long slopes, as it allows the engine to assist in braking during downhill driving. It also helps maximize engine torque when climbing steep inclines. The steps to start an automatic transmission car are as follows: 1. Sit in the driver's seat and press the start button; 2. Depress the brake pedal and press the start button to ignite the engine; 3. Release the foot brake and allow the car to warm up; 4. Depress the brake again and shift into D (Drive) gear; 5. Release the parking brake and gradually lift your foot off the brake pedal to start moving.
Was this review help?
12
4
Share
More Forum Discussions

What is the fuel consumption of the Aoling TX?

Aoling TX has a fuel consumption of 6.44L per 100 kilometers. Vehicle fuel consumption: Generally, the onboard computer provides an average fuel consumption value, which is displayed on the dashboard, but it often differs from the actual fuel consumption. Specific vehicle fuel consumption can be calculated using a formula. Fuel consumption considerations: Plan your route before driving, check traffic conditions, and try to avoid roads prone to congestion. Maintain a steady speed while driving, as unstable driving speeds can increase fuel consumption by approximately 6% in suburban areas and 2% in urban areas. Avoid carrying unnecessary items in the car to reduce vehicle weight.
6
2
Share

Is there section speed control on Xinlu Expressway?

Nowadays, section speed control is basically implemented nationwide on expressways. Introduction to Emergency Lane: The emergency lane on expressways refers to the part adjacent to the right traffic lane, including the hard shoulder, with a width of more than 3 meters and an effective length greater than or equal to 30 meters, which can meet the needs of vehicle parking. Precautions for Parking in Emergency Lane: If you do encounter problems such as vehicle failure that cannot be resolved, you should park the vehicle in the emergency stopping area, turn on the hazard warning lights, place a warning sign 150 meters behind the vehicle, and during night, rain, fog, and other weather conditions, also turn on the side marker lights, tail lights, and rear fog lights; other passengers must move to a safe area, and if necessary, call the expressway emergency number promptly to request assistance.
10
5
Share

What Causes the Engine Yellow Light to Illuminate?

Engine yellow light indicates a fault in the engine. Reasons for illumination: Poor combustion of the air-fuel mixture, faults in engine components such as spark plugs, ignition coils, fuel pump, or clogged fuel lines can lead to poor combustion. Issues with sensors or fuel quality can also trigger the yellow light. Poor engine maintenance is one of the most common causes of engine fault illumination. Solutions: If the dashboard yellow light illuminates while driving, it indicates that the engine requires maintenance. It is advisable to promptly inspect the engine and visit a nearby vehicle repair shop for servicing. Since the engine is the heart of the vehicle, regular and timely maintenance is essential.
17
0
Share

What is the difference between Shell engine oil HX3 and HX5?

Shell HX3 and HX5 mainly differ in that the higher the number, the higher the grade. Introduction to engine oil: Engine oil, also known as engine lubricant, serves functions such as lubrication and wear reduction, auxiliary cooling, sealing and leakage prevention, rust and corrosion protection, and shock absorption for the engine. Precautions for using engine oil: The selection of engine oil should be based on the requirements of the engine, choosing oil that matches the engine. Multi-grade oil is recommended as it offers advantages such as fuel economy, long service life, and high efficiency, providing better protection for the engine. The oil level should be slightly below the mark on the dipstick and not overfilled.
9
0
Share

What are the requirements for driving a tractor head?

To drive a tractor head, you need an A2 driver's license. Functions of an A2 driver's license: An A2 driver's license allows you to drive heavy and medium-duty full trailers, semi-trailer motor vehicle combinations, as well as vehicles under B1, B2, C1, C2, C3, C4, and M categories. Conditions that disqualify you from applying for an A2 license: Being involved in a traffic accident resulting in death with equal or greater responsibility; committing a major traffic crime while driving under the influence of alcohol; having your driver's license revoked or rescinded for drunk driving within the past ten years; having your driver's license legally rescinded within the past three years; history of drug use or long-term dependence on psychotropic substances within the past three years; or being colorblind (red-green) are all conditions that disqualify you from applying for an A2 driver's license.
5
4
Share

Can Expired Engine Oil for Small Cars Still Be Used?

Expired engine oil for small cars cannot be used. Reasons why it cannot be used: Engine oil is a highly water-absorbent substance. Over time, it absorbs moisture from the air, leading to oil degradation. The chemical composition of expired oil may have already changed, and using it can negatively impact the engine. Additionally, during the oil's deterioration process, impurities may form. These impurities, when introduced into the engine, can accelerate carbon buildup, potentially leading to severe consequences if left unchecked. Storage methods for opened engine oil: Seal the oil immediately after opening. After maintenance at a 4S shop or repair facility, the oil bottle cap should be tightly screwed back on. Once sealed, store the oil bottle in a dry and cool place, ensuring it is not exposed to sunlight to prevent oxidation reactions in the oil. When using long-stored oil during the next maintenance, do not pour it entirely into the engine. Retain a small portion, as prolonged storage can lead to slight moisture accumulation at the bottom of the bottle, which could impair engine performance or cause adverse effects if added.
20
1
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.