How to Resolve the Limited Functionality of the BYD Song Transmission?

2 Answers
GabrielleLee
07/29/25 3:26am
BYD Song transmission function limitation is the protective mode of the gearbox, and replacing the transmission control module can solve the issue. Below is some relevant information about BYD: 1. Brand History: BYD Company Limited was founded in 1995, starting with a team of just over 20 people. By 2003, it had grown into the world's second-largest rechargeable battery manufacturer and established BYD Auto in the same year. Originating as a battery manufacturer, BYD's venture into automobile production initially positioned it as an 'outsider' in the field. However, leveraging its 'independent intellectual property rights' and the acquisition of Qinchuan Auto, BYD gained a first-mover advantage over other newcomers. 2. Brand Introduction: BYD Auto adheres to a development path of independent research, production, and branding, committed to creating truly affordable and high-quality vehicles for the public. The product designs incorporate advanced international trends while aligning with the aesthetic values of Chinese culture.
Was this review help?
15
2
Share
DeOwen
08/12/25 7:16am
I recently encountered a transmission function limitation issue while driving my BYD Song, and the warning light on the dashboard really worried me. I tried restarting the car a few times and found that it sometimes temporarily recovered, but the problem soon reappeared, which felt like a software glitch. Later, when I took it to the 4S shop for inspection, the technician said common causes are software bugs or sensor failures, requiring a system update or part replacement. I suggest you first try restarting the vehicle yourself and check if the transmission fluid is sufficient, as low or insufficient fluid can easily cause overheating. If that doesn’t work, seek professional repair as soon as possible—don’t drive it on the road to avoid jerking or loss of power; safety comes first. When driving normally, pay attention to smooth starts and avoid slamming the accelerator. Regularly changing the transmission fluid every 2-3 years or as per the manual can help reduce such failures.
Was this review help?
16
4
Share
Expand All
More Forum Discussions

What does it mean when the water temperature gauge of the Sylphy Classic turns red?

Sylphy Classic's water temperature gauge turning red indicates that the car's water temperature is too high. If the water temperature warning light comes on while driving, it means the engine temperature is excessively high. In such cases, it is necessary to stop the car and inspect it as soon as possible. Continuing to drive with an overheated engine can cause severe damage and irreversible harm to the engine. The Sylphy has body dimensions of 4641mm in length, 1815mm in width, and 1447mm in height, with a wheelbase of 2712mm. Its fuel tank capacity is 47L, and its fuel consumption ranges from 4.9 to 5.7L per 100 kilometers.
18
3
Share

Can Modified Headlights Pass the Annual Vehicle Inspection?

Modified headlights can pass the annual vehicle inspection. Below are the specific requirements for headlights during the inspection: 1. Requirements for low beam positioning: When the headlights are projected onto a screen 10 meters away, the horizontal deviation of the low beam to the left should be ≤170mm, and to the right should be ≤350mm. However, this light deviation is only a recommended maintenance item, not a disqualifying factor. Even if the vehicle fails in this aspect, the overall evaluation on the report will still be pass. 2. Light intensity requirements: Four-lamp vehicles need to achieve 12,000 CD, and two-lamp vehicles need to reach 15,000 CD to pass.
18
3
Share

How to reset the tire pressure monitoring light on a Soueast DX3?

Soueast DX3 resetting the tire pressure monitoring light can be done by lightly pressing the black rod on the odometer. Here are some additional details: 1. When a tire leaks, it can cause the vehicle to pull to one side. A front tire leak or blowout at high speeds can be dangerous, while a rear tire blowout or leak can cause severe shaking. 70% of highway accidents are caused by tire issues, with 80% of those due to abnormal tire pressure or temperature. 2. Real-time monitoring of tire pressure. Installing a tire pressure monitoring alarm in the vehicle can help prevent accidents caused by abnormal tire pressure. 3. Each tire is equipped with a highly sensitive sensor transmitter. It monitors the tire's pressure and temperature in real time, with data signals wirelessly transmitted to the vehicle's terminal receiving system.
9
0
Share

What is the 0-100 km/h acceleration time for a Mustang after stage 1 tuning?

After stage 1 tuning, the Mustang's 0-100 km/h acceleration time is approximately 5.1 seconds. Only the 2.3T model of the Mustang can have its power increased through tuning programs, while the 5.0L model cannot. The Mustang is a two-door sports car under Ford, with a wheelbase of 2720mm, and dimensions of 4794mm in length, 1916mm in width, and 1391mm in height. The front face of the Mustang appears somewhat conservative, not significantly different from ordinary sedans, but the two creases on the engine hood help to adjust the overall front atmosphere. The black honeycomb radiator grille further accentuates the imposing presence of the chrome emblem.
17
0
Share

How often should the brake discs of a Ford Mondeo be replaced?

Ford Mondeo brake discs should be replaced at around 100,000 kilometers. Here are some additional details: 1. A brake disc is a round disc that rotates as the vehicle moves. The brake caliper clamps the brake disc to generate braking force, slowing down or stopping the vehicle when the brakes are applied. 2. Disc brakes have better heat dissipation than drum brakes, preventing brake fade and failure during continuous braking. 3. The thermal expansion of brake discs in the thickness direction is minimal, so heat-induced size changes do not increase brake pedal travel. 4. Disc brake systems respond quickly and can perform high-frequency braking actions, making them more compatible with ABS system requirements.
18
1
Share

What suspension does the Mustang ec30 use?

The Mustang ec30 uses a MacPherson independent suspension at the front and a multi-leaf spring suspension at the rear, which enhances the vehicle's load-carrying capacity. The Mustang ec30 is a pure electric MPV model with a front-mounted motor, making it a front-wheel-drive vehicle. The Mustang ec30 is equipped with a ternary lithium battery across all variants, a common choice for most pure electric and plug-in hybrid vehicles. The dimensions of the Mustang ec30 are 4580mm in length, 1730mm in width, and 1825mm in height, with a wheelbase of 2800mm.
6
3
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.