···
Log in / Register

What are the required documents for engine replacement?

3 Answers
MaddoxLynn
07/29/25 4:38am
Required documents for engine replacement include: the original and photocopy of the vehicle owner's ID card, temporary residence permit (original and photocopy) for non-local residents, proof of engine replacement, engine number rubbing, import customs declaration and engine number rubbing for imported engines, vehicle information modification application form, vehicle license, and driver's license. Precautions for engine maintenance include: 1. Using high-quality engine oil for lubrication, cleaning, cooling, sealing, and wear reduction; 2. Using qualified coolant; 3. Regularly cleaning radiator scale; 4. Periodically removing carbon deposits from the car; 5. Timely replacement of the car's three filters.
Was this review help?
14
2
Share
ArthurLee
08/12/25 5:16pm
I've replaced the engine several times, and preparing the materials is crucial. First, you need the purchase proof of the new engine, such as an invoice or contract, to verify its legitimate source. The dismantling records of the old engine are also essential, documenting the repair process to avoid inspections. The vehicle registration certificate or driving license is the core document, matching the VIN (Vehicle Identification Number) to ensure the new engine fits the original car. Additionally, an emissions test report is required to prove compliance with environmental standards; otherwise, annual inspections will fail. A replacement certification letter issued by the repair shop must also be kept, as it will be needed for future transfers or selling the car. It's advisable to consult the local DMV (Department of Motor Vehicles) in advance for a specific checklist, as requirements vary by region. Having these documents ready avoids legal issues, saves time, and ensures safety. The whole process may seem tedious, but with all the materials in order, everything goes smoothly, and driving becomes more reassuring.
Was this review help?
7
3
Share
Expand All
TeaganDella
10/03/25 3:44am
The engine replacement documentation process must not be taken lightly. Key materials include the new engine's certification of compliance, verifying it meets quality standards. Vehicle ownership documents such as the registration book must be brought for VIN matching and system updates. The repair shop will provide installation records, which are mandatory for traffic authorities. Additionally, an emissions compliance report is essential to avoid pollution violation fines. Some regions require photographic documentation of the vehicle's exterior along with a completed modification application form. Ensuring all materials are authentic and valid facilitates a smooth process, preserves vehicle value, and reduces accident risks. Investing effort in proper documentation prevents future disputes or delays.
Was this review help?
8
2
Share
Expand All
More Forum Discussions

How Many Types of Car Headlights Are There?

Car headlights, also known as automotive front lights or LED daytime running lights, serve as the "eyes" of a vehicle. They not only affect the car's appearance but are also crucial for safe driving at night or in poor weather conditions. There are seven main types of car headlights: 1. LED lights: These offer high brightness and low energy consumption, though their illumination range is relatively small. They are commonly used for signal lights. 2. Signal lights: These include turn signals (hazard lights) and brake lights. Proper use of signal lights is vital for driving safety. 3. Halogen lights: Currently the most mainstream and traditional type of automotive lighting. 4. Width indicator lights: These are used at night to display the length and width of the vehicle. 5. Turn signals: Used when the vehicle is turning or starting, these intermittent flashing lights alert other drivers and pedestrians. 6. Xenon lights: Also known as High-Intensity Discharge (HID) lamps, these white lights are commonly used in automotive lighting. 7. Fog lights: Designed for use in foggy conditions, they enhance the driver's visibility and ensure oncoming vehicles can see them promptly.
16
3
Share

What is the difference between manual-automatic transmission and continuously variable transmission?

The differences between manual-automatic transmission and continuously variable transmission are as follows in 6 aspects: 1. Different fuel consumption: The fuel consumption of continuously variable transmission is lower than that of manual-automatic transmission. 2. Different acceleration continuity: The acceleration continuity of continuously variable transmission is better, while that of manual-automatic transmission is slightly worse. 3. Different comfort levels: Due to faster acceleration of continuously variable transmission compared to manual-automatic transmission, the smoothness of the vehicle during acceleration and deceleration differs. Continuously variable transmission hardly feels gear shifts, providing better comfort, whereas manual-automatic transmission offers poorer comfort. 4. Different maintenance costs and difficulty: If improperly operated, continuously variable transmission has a higher probability of problems, often making it impossible to repair and requiring complete replacement, resulting in higher maintenance costs and difficulty. On the other hand, manual-automatic transmission has lower maintenance costs and is easier to repair. 5. Different driving pleasure: Continuously variable transmission does not require manual gear shifting, so drivers cannot feel the joy of controlling the car. Manual-automatic transmission allows drivers to experience the pleasure of driving through manual gear shifting, thus offering more driving pleasure than continuously variable transmission. 6. Different performance advantages: Overall, continuously variable transmission has slightly inferior performance advantages compared to manual-automatic transmission due to its less mature technology, technical shortcomings, and disadvantages such as easily damaged transmission belts.
17
2
Share

What Causes High Low Pressure and Low High Pressure in Car Air Conditioning?

Car air conditioning compressor fails to generate the required displacement, leading to expansion valve malfunction; lack of cooling is due to insufficient refrigerant in the compressor. Compressor fails to generate the required displacement: When encountering high low pressure and low high pressure conditions, it is necessary to seek repairs and have professionals identify all faults. If the compressor's high-pressure pipe shows signs of blackening, replacement is required until the air conditioning operates at normal pressure. Insufficient refrigerant: Low refrigerant levels can be addressed by adding more refrigerant. Compressor faults require checking for blockages or leaks. Blockages occur due to excessive dirt and require cleaning, while leaks necessitate repair of the leakage points.
11
3
Share

What to Bring for the First Maintenance of a Cavalier?

Cavalier first maintenance requires the owner to bring the user manual, vehicle registration book, etc. Here are some considerations for the first maintenance: 1. It is advisable to make an appointment with the 4S store before going for the first maintenance. Due to the increasing number of vehicles, service workshops in 4S stores are often crowded, and without an appointment, you might end up waiting in a long queue outside. 2. Certain items must be brought along when going for maintenance, such as the user manual and vehicle registration book. 3. If you encounter any malfunctions or have any questions while driving, it is recommended to note them down. Inform the staff during the first maintenance registration so that the technician can inspect all these issues during the maintenance.
12
3
Share

What is the highway range of the Nezha N01 electric car?

Nezha N01 consumes 14 kWh per 100 kilometers. Here are the detailed specifications of the Nezha N01: 1. The 2020 Nezha N01 features a comprehensively upgraded powertrain, achieving 0-50km acceleration in just 4.9 seconds. It is equipped with a new C-booster brake energy recovery system with an efficiency of up to 20%, enabling a maximum range exceeding 430km while consuming only 11kWh per 100 kilometers, costing approximately 3 cents per kilometer. 2. With the addition of the H-EPT2.0 electronic control system, the new car can charge to 80% in just 30 minutes, boasting a comprehensive charging efficiency of 94%. This makes it easy to achieve 'one charge for a week's commute,' delivering a travel experience that 'far' exceeds expectations! 3. The new car is nearly 3.9 meters long, equipped with 15-inch large aluminum wheels, and offers a spacious 2400L interior and a 279L large trunk space, ready to showcase its 'big' capabilities anytime, anywhere.
3
1
Share

Can a Land Rover be driven with low antifreeze?

A Land Rover should not be driven with low antifreeze. Insufficient coolant affects the engine's cooling efficiency, preventing proper circulation within the engine and leading to poor heat dissipation, which can cause overheating. When the engine temperature is too high, the red coolant temperature warning light on the dashboard will illuminate. Continuing to drive without shutting off the engine may result in engine cylinder scuffing or severe damage, and in extreme cases, the engine may burn out and become irreparable. Method for replacing antifreeze: Before completely replacing the antifreeze, conduct a thorough inspection to check for leaks or cracks in all hoses, with special attention to the five-way hose. The five-way hose is named for its five connection points that distribute antifreeze to different parts of the vehicle. If any leaks are detected in this section, replace the hose or reseal the connections as needed. Drain the old antifreeze and flush the system with clean water. Add water to the antifreeze reservoir and continue filling until clean water flows through the engine cooling system. Then, start the engine and let it idle for 3 to 5 minutes to circulate the water. Initially, the drained water may appear slightly pinkish. Continue flushing until the water runs clear. Remember to disconnect the heater hose to drain any remaining water from the heater core. After draining for about an hour, add new antifreeze through the radiator hose to allow quick filling of the radiator. Then, fill the antifreeze reservoir until it is nearly full. Start the engine and let it run for about 10 minutes. As air is purged from the cooling system, the fluid level will drop. Top up the antifreeze to the "MAX" mark on the reservoir.
20
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.