···
Log in / Register

Why Doesn't the Automatic Transmission Display the Real-Time Gear Position?

4 Answers
OEmiliano
07/29/25 11:45am

If the gear position is not displayed, first check whether the gear is normal and whether the driving is normal. If everything is normal, then the instrument panel may be faulty and needs to be checked at a 4S shop. Introduction to Automatic Transmission: Automatic transmission usually refers to the automatic gear shifting mechanism of a car. When driving, the control system of the automatic transmission automatically selects the appropriate gear according to the engine speed and load, thus replacing the driver's subjective judgment of timing and gear shifting operation. Automatic Transmission Gear Categories: P, R, N, D, S, L. The most commonly used automatic gears are parking gear P, reverse gear R, neutral gear N, and drive gear D. Principle of Automatic Transmission: The automatic transmission uses planetary gear mechanism for shifting, which can automatically shift gears according to the degree of the accelerator pedal and the change of vehicle speed.

Was this review help?
14
3
Share
Wright
08/13/25 8:27pm

As a veteran driver with over 20 years of experience, I really don't think automatic transmissions need to display gear positions since the car handles gear shifts automatically. The key is for drivers to focus on the road. Every time I start or go uphill, the car automatically shifts gears based on throttle pressure and speed, requiring no attention from me. In the manual transmission era, I had to watch the gear display to operate, but now with advanced technology, automatic transmissions simplify the interface by removing this distraction, making driving safer. Some luxury cars might display gears, but that's an unnecessary feature that increases costs and power consumption. Remember, reducing dashboard information interference while driving naturally lowers accident rates—that's design wisdom. Anyway, I'm used to focusing ahead and letting the computer handle gears—it's worry-free and effortless, ensuring my family's safe travels.

Was this review help?
15
1
Share
Expand All
DeJace
10/08/25 6:18am

I've been into cars for years and understand the mechanism of automatic transmissions. The reason they don't display real-time gear positions is mainly to simplify design and reduce costs. Modern transmissions rely on electronic control units that calculate shift points hundreds of times per second - it's actually better that drivers can't see this process as it prevents unnecessary anxiety. Think about it: manual transmissions must display gears because drivers manually control them, but automatics are in 'idiot-proof' mode. Adding real-time display would increase sensor and screen costs, which doesn't make economic sense for small-displacement or budget models. I've personally tried modifying a car to add this display function and found it puts heavy load on the battery while being prone to errors - the gains don't outweigh the losses. Nowadays, driving focus has shifted to navigation and assist systems - gear position information has become outdated. Fewer displays mean cheaper car prices, and practicality comes first.

Was this review help?
5
2
Share
Expand All
McFrancisco
11/21/25 7:37am

As a new driver who just got my license, I was initially curious why automatic transmissions don't have gear indicators. After driving for a few months, I realized this design is quite thoughtful. During driving lessons, manual transmissions require gear levers to confirm positions, but automatics are different - they shift gears intelligently without me needing to watch the dashboard. One less distraction made learning much easier. My instructor said beginners often make basic mistakes like watching the gearshift instead of the road, increasing rear-end collision risks. Now I just focus on accelerating and braking while the car handles the details automatically, with gears working seamlessly in the background to simplify driving. Over time, I've found this habit saves mental effort, especially in traffic jams where focusing on maintaining safe distances is more important.

Was this review help?
10
5
Share
Expand All
More Forum Discussions

What Causes Severe Body Shaking When an Audi is in Reverse Gear?

Audi's severe body shaking when in reverse gear is caused by ignition system issues, fuel system problems, and clogged fuel injectors. Ignition System Issues: During cold starts, the engine requires a richer air-fuel mixture, which in turn demands higher ignition energy. If the spark plug gap is too large or the ignition coils and high-voltage coils are aged, the ignition energy may decrease, leading to body shaking. It is necessary to inspect the spark plugs and distributor wires and adjust or replace them if they do not meet specifications. Fuel System Problems: Fuel system issues are typically caused by clogged fuel lines, resulting in poor fuel supply. Symptoms include engine shaking, unstable idling, and stalling while driving. Additionally, a faulty fuel pump can also cause engine shaking. To diagnose fuel pump issues, disconnect the fuel line and check the flow rate and volume of the fuel. Clogged Fuel Injectors: The fuel injectors in an electronic fuel injection vehicle are critical components for fuel delivery and have a long service life, potentially lasting hundreds of thousands of kilometers. However, deposits in gasoline can clog the injector nozzles, causing inconsistent fuel delivery among the injectors. This leads to uneven cylinder operation and engine shaking. The solution is to remove and clean the injectors.
16
3
Share

What brand is the Mazda Atenza transmission?

The Mazda Atenza transmission is jointly developed by Mazda and Aisin. Established in 1969, Aisin is a world-renowned specialist in the research, development, and manufacturing of automotive automatic transmissions, holding the top global market share in this field. The Atenza uses a 6-speed automatic manual transmission. A six-speed automatic manual transmission combines six-speed manual shifting with automatic transmission functionality. This type of transmission features eight forward gears. Essentially, it is a traditional AT or CVT transmission enhanced with manual shifting capabilities, designed to enhance the driving pleasure of automatic vehicles. For the Atenza's transmission, the following points should be noted during daily use: Do not delay transmission fluid changes for extended periods. Prolonged intervals can damage internal components such as bearings and the transmission housing. Avoid prolonged coasting in neutral. While some experienced drivers coast in neutral with manual transmissions, doing so in an automatic can cause overheating and create shocks when re-engaging D gear. Never shift into D/R gear before the vehicle comes to a complete stop. Some drivers shift into reverse while still moving to demonstrate smooth operation, but this severely damages transmission gears and can lead to gear grinding over time. Avoid frequent steep hill climbs in D gear. Automatic vehicles may overheat under high load or upshift prematurely, causing loss of climbing power. Use manual mode to lock lower gears or sport mode to protect the transmission. Do not tow long distances. For automatic transmission failures, use a flatbed tow truck with the vehicle in N gear rather than tow ropes or direct dragging.
8
4
Share

What is the reason why the BAIC Senova does not move when shifting gears?

When the car does not move during gear shifting and starting, the faulty part should first be identified. You can start by checking the condition of the two rear wheels. If both rear wheels are thrown out, it may be due to a broken axle tube or the loosening of the wheel bearing lock nut. If everything is normal, the issue should be determined based on the behavior of the drive shaft during gear shifting and starting. Here is a detailed analysis: 1. The drive shaft rotates but the car does not move: This indicates a problem with the rear axle. If you lift the rear axle and rotate one rear wheel, and the drive shaft does not turn while the other rear wheel rotates in reverse, it means all the rivets of the driven bevel gear are broken. If the other rear wheel also does not turn, the half-shaft should be inspected for breakage. 2. The drive shaft does not rotate when the transmission is in a certain gear after the car starts: This indicates a problem with the transmission. The transmission cover should be removed to check if the shift fork is broken or if the guide block fixing screws have fallen off. 3. The drive shaft does not rotate in any gear of the transmission: This is a clutch-related issue. Check for severe clutch slippage, whether all the spline teeth rivets of the clutch driven plate are broken, or if the steel plate is fractured.
8
3
Share

Should Turn Signals Be Used When Reversing?

When reversing with a turn involved, turn signals are required; for straight-line reversing, turn signals are not necessary. Below is relevant information about vehicle turn signals: 1. Overview: Vehicle turn signals are flashing indicators that activate when the vehicle is turning, alerting pedestrians or vehicles in front or behind to the intended direction of travel. 2. Classification: Based on materials, they can be roughly categorized into gas vehicle turn signals and LED vehicle turn signals. By location, they are generally divided into front turn signals, rear turn signals, and side turn signals. Side turn signals are usually installed beside the door of the first cab or on the rearview mirror.
7
5
Share

What Causes Intermittent Starting Issues in the Buick Excelle?

Generally, this is due to severe carbon buildup on the valves or intake manifold. Domestic gasoline inherently contains high levels of gum, which, when combusted along with the fuel, leads to significant carbon deposits in various components of the fuel supply system, such as the fuel injectors, engine combustion chamber, piston ring grooves, spark plugs, back of intake valves, and intake passages. Additionally, unburned fuel that continuously evaporates and oxidizes can also generate substantial carbon deposits. More relevant details are as follows: 1. Cold Start Fuel Injector: The gasoline sprayed by the cold start injector can be largely absorbed by carbon deposits, resulting in an overly lean air-fuel mixture during cold starts. This makes starting difficult until the carbon deposits become saturated with absorbed gasoline, after which the engine starts more easily. Once started, the gasoline adsorbed on the carbon deposits is drawn into the combustion chamber by the engine's vacuum, enriching the air-fuel mixture and causing the engine's combustible mixture to fluctuate between lean and rich. This leads to rough idling after a cold start. Since lower temperatures require more fuel for cold starts, the presence of carbon deposits significantly impacts the success of cold starts. 2. Mosheng Carbon Cleaner: Mosheng Carbon Cleaner thoroughly cleans gasoline and diesel engines (including turbocharged engines), removing carbon deposits, coking, gum, and other contaminants from the combustion chamber, spark plugs, fuel injectors, piston tops, and cylinder-piston assembly surfaces. Benefits include reduced oil consumption, increased engine power, balanced cylinder pressure, lower engine noise, elimination of piston overheating risks due to decreased thermal conductivity, and reduced CO emissions from the engine.
3
2
Share

What is the national emission standard for a National VI engine?

National VI engine refers to China's Stage 6 emission standard. The function of an engine is to convert the thermal energy of gasoline into mechanical energy by burning the expanding gas in a sealed cylinder to push the piston and perform work. Engine types include: 1. According to fuel usage: gasoline engines and diesel engines; 2. By stroke: four-stroke internal combustion engines and two-stroke internal combustion engines; 3. By cooling method: water-cooled engines and air-cooled engines; 4. By cylinder configuration: single-cylinder engines and twin-cylinder engines; 5. By intake system: naturally aspirated engines, turbocharged engines, and supercharged engines.
10
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.