What is an AMT transmission?

1 Answers
OSamuel
07/30/25 6:58am
AMT transmission is a mechanical automatic transmission. The working principle of an AMT transmission is based on modifying the original mechanical transmission, altering the manual gear-shifting control part. Without changing the overall transmission structure, it achieves automated gear shifting by installing a microcomputer-controlled automatic operating system. Transmission mainly refers to the car's gearbox. Types of AMT transmissions: 1. Electronically controlled electric AMT: simple structure, lightweight, easy to control, and higher precision; 2. Electronically controlled hydraulic AMT: stable operation, high transmission efficiency, compact mechanism, simple operation, and easy to achieve safety maintenance.
Was this review help?
4
5
Share
More Forum Discussions

Which unit has the national emblem on the front of Hongqi cars?

The Hongqi car with the national emblem is the Hongqi L5. The Hongqi L5 is an E-class sedan with independent intellectual property rights, developed and prepared for production by China FAW after the successful completion of the Hongqi parade car project. Below is relevant information: 1. Hongqi product families: L series, the new noble Hongqi luxury car; S series, the new noble Hongqi coupe; H series, the noble Hongqi mainstream car; Q series, the new noble Hongqi business travel car. The large SUV under the FAW Hongqi brand is equipped with either a 2.0T or 3.0T engine. 2. Hongqi cars: Hongqi is a domestic brand, a high-end brand directly operated by China FAW Group. The emblem on the front of the car is not a red flag but a golden dragon. The R&D headquarters is located in Changchun, and the first Hongqi car was born in 1958, becoming the official state car for Chinese national leaders and major national events.
17
0
Share

Which factory produces the Levin?

GAC Toyota Levin is produced by GAC Toyota Motor Co., Ltd., located in Nansha District, Guangzhou. Below are relevant introductions about the Levin: 1. Powertrain: The Levin is equipped with a 1.2T/1.8L engine, with maximum power outputs of 85kW (116PS)/103kW (140PS) and peak torques of 185Nm/173Nm respectively. The transmission system is paired with a 6-speed manual or CVT continuously variable transmission. The power is fully sufficient for family use. 2. Exterior: The Levin adopts Toyota's KEEN-LOOK design language, with chrome trim strips extending from the emblem on the engine hood to both sides of the headlights. The grille features a "big-mouth" hexagonal shape. Round fog lights on both sides of the grille are accented with chrome trim strips, enhancing the overall sporty feel. At the rear, the taillights have been redesigned with integrated LED light strips, featuring a combination of 25 LED lights for a strong technological appeal and enhanced visual effects at night. 3. Dimensions and Space: The Levin measures 4630/1775/1480mm in length, width, and height, with a wheelbase of 2700mm, placing it in the upper-middle range among compact family sedans. The space is adequate for daily family use, especially for long-distance travel, with a relatively spacious rear seating area that meets most passengers' legroom requirements. Additionally, the trunk offers a considerable 426L of space, which is not only flat and practical but also benefits from the flexibility of 4/6 split-folding rear seats to enhance cargo capacity.
9
0
Share

What to Do When the Front Windshield Fogs Up Before Driving?

Window glass fogging can be resolved with the following methods: 1. Turn on the hot air blower to defog the glass. At the same time, switch the air conditioning to external circulation and adjust the vents to defog mode, which will keep the car from getting too cold and also help prevent glass fogging. 2. Apply a layer of anti-fog agent during car washing, then wipe it clean to coat the glass with a protective film, making it less prone to fogging on rainy days. 3. If the front windshield fogs up, roll down the window slightly to let outside air blow in, which will quickly disperse the fog. However, it's best to first pull over to the side of the road, as this defogging process takes some time. 4. Wipe the glass with dish soap or soapy water, then rinse with clean water and dry it off.
16
2
Share

What is the charging method for the Wrangler 4xe?

The Wrangler 4xe can be charged using a charging station. The Wrangler 4xe is built on a 2.0T engine and 8AT transmission, with a lithium-ion battery pack added under the rear seats, assisted by two electric motors to drive the vehicle. For the 4xe, Jeep has developed a new transmission compatible with PHEV and adjusted the lengths of the front and rear drive shafts according to the new transmission's size. More details are as follows: 1. The 4xe's battery pack: The 4xe's battery pack is located under the rear seats, ensuring it does not encroach on the vehicle's interior space. It is protected by the chassis frame below, eliminating concerns about damage from impacts during off-road driving. The battery pack consists of 96 Samsung SDI cells, with a working voltage of 400V and a total capacity of 17kWh, providing the vehicle with a pure electric range of 40km. 2. The ePT control unit: The ePT control unit is positioned on the left side of the drive shaft, responsible for controlling the battery pack and power unit. On the left side of the image, two thick orange high-voltage cables connect to the two electric motors.
19
5
Share

Is the Teana 2.0T engine imported or domestically produced?

The Teana 2.0T engine is a joint venture between Japan and Taiwan. The Teana is assembled at Dongfeng Nissan's factory through the introduction of Nissan's Taiwan joint venture company, making it a domestically produced engine. The model of the Teana 2.0T engine is KR20. The KR20 engine has a maximum horsepower of 243 HP, a maximum power of 179 KW, a maximum power speed of 5400 rpm, and a peak torque of 371 N.m. For daily maintenance of the Teana 2.0T engine, the following methods can be used: Use lubricating oil of appropriate quality grade. For gasoline engines, SD--SF grade gasoline engine oil should be selected based on the additional devices of the intake and exhaust systems and usage conditions; for diesel engines, CB--CD grade diesel engine oil should be selected according to mechanical load, with the selection standard not lower than the manufacturer's requirements; Regularly change the oil and filter. The quality of any grade of lubricating oil will change during use. After a certain mileage, performance deteriorates, causing various problems for the engine. To avoid malfunctions, oil should be changed regularly according to usage conditions, and the oil level should be moderate; When oil passes through the fine holes of the filter, solid particles and sticky substances in the oil accumulate in the filter. If the filter is clogged and oil cannot pass through the filter element, the filter element may burst or the safety valve may open, allowing oil to bypass through the bypass valve, bringing contaminants back to the lubrication area, accelerating engine wear and internal contamination; Regularly clean the crankcase. During engine operation, high-pressure unburned gases, acids, moisture, sulfur, and nitrogen oxides from the combustion chamber enter the crankcase through the gap between the piston rings and cylinder walls, mixing with metal particles from component wear to form sludge. Small amounts remain suspended in the oil, while large amounts precipitate, clogging filters and oil holes, making engine lubrication difficult and causing wear; Regularly use a radiator cleaner to clean the radiator. Removing rust and scale not only ensures the engine operates normally but also extends the overall lifespan of the radiator and engine.
5
5
Share

What are the impacts of a faulty oxygen sensor?

Damage to the oxygen sensor can lead to the following consequences: 1. When the front oxygen sensor fails, the ECU cannot obtain information about the oxygen concentration in the exhaust pipe, thus unable to provide feedback control on the mixture concentration. The ECU has no way of knowing the amount of fuel injection and air intake, leading to increased engine fuel consumption and exhaust pollution. The engine may exhibit unstable idling, misfires, surging, and other fault phenomena. 2. A rear oxygen sensor failure means the operating condition of the three-way catalytic converter cannot be determined. If the three-way catalytic converter malfunctions, the exhaust emissions will exceed standards, which could mildly increase fuel consumption and affect engine performance, or severely impact annual inspections or necessitate the replacement of the three-way catalytic converter. 3. Cars usually have two oxygen sensors, one front and one rear. The front oxygen sensor is typically installed on the exhaust manifold, while the rear oxygen sensor is installed behind the three-way catalytic converter. They play different roles in the exhaust system, so the symptoms of failure will also vary.
3
1
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.