Can a New Car Be Driven on the Highway?

2 Answers
McGrace
07/24/25 12:26pm
New cars can be driven on the highway, but there are 4 precautions to keep in mind: 1. Do not blindly drive at high speeds on the highway. The first batch of engine oil contains many metal particles, and accelerating recklessly on the highway can increase internal engine wear. 2. The engine speed should not be too high and should be kept within 3,000 to 4,000 RPM. A newly purchased car requires a break-in period, and if the speed exceeds 4,000 RPM initially, it can cause damage to the car. 3. Avoid driving on the highway for extended periods. Continuous high-load operation of the engine can easily lead to increased wear on mechanical parts. For a new car, prolonged highway driving means high-load operation for the engine. 4. For automatic transmission cars, switch to manual mode to flexibly adjust the car's speed and reduce wear and tear.
Was this review help?
10
5
Share
DiAdaline
08/11/25 6:33am
I've driven several brand-new cars directly onto the highway, and in fact, new cars can definitely run on highways. However, it's important to note that a newly purchased car is still in the break-in period, and the engine needs time to gradually adapt. In the first few days after picking up the car, I keep the speed between 80 to 100 kilometers per hour, avoiding sudden acceleration and hard braking as much as possible. It's also a good idea to have a tire pressure gauge and an air pump in the car, as new tires can experience pressure fluctuations during initial use. One weekend, right after picking up a new car, I drove 300 kilometers on the highway, maintaining a steady speed throughout and deliberately avoiding peak traffic hours. Now, the car has 20,000 kilometers on it and is still in excellent condition. The key is to give the new car some time to adapt.
Was this review help?
19
5
Share
Expand All
More Forum Discussions

What Causes a Car Door to Not Open from the Outside?

When a car door cannot be opened from the outside but can be opened from the inside, it is generally due to the following reasons: Latch Cable Issue: The door panel needs to be removed for inspection, as the latch cable may have become detached. Lock Mechanism Problem: The lock mechanism itself may be faulty, and the door panel must be removed to diagnose the issue. Settings Issue: Check the vehicle settings and disable the double-unlock feature. You can also refer to the owner's manual for safety settings, which may allow you to configure a single press to unlock only the driver's door and a double press to unlock all doors, or set it to unlock all doors at once. Door Handle Problem: If the driver's side door cannot be opened from the outside, the external door handle may be faulty. In this case, the door panel must be removed for repair. Immediate repair is necessary to avoid inconvenience. Over time, some vehicles may also experience issues where the driver's side door cannot be opened from the inside, which is typically caused by a malfunctioning internal door switch.
20
0
Share

What is the cause of Nissan P0117 fault code?

P0117 engine coolant low pressure is related to issues such as the oxygen sensor and other factors. Below are specific explanations regarding the occurrence of the P0117 fault code: 1. Oxygen sensor: When the oxygen sensor malfunctions, the ECU cannot obtain this information and thus cannot determine whether the amount of fuel injected is correct. An inappropriate air-fuel ratio can lead to reduced engine power and increased emissions. 2. Wheel speed sensor: Its primary function is to collect the vehicle's speed to determine if there are signs of skidding. Therefore, there is a dedicated sensor to collect the wheel speed, usually installed on the hub of each wheel. Once the sensor is damaged, the ABS will fail. 3. Intake pressure sensor: As the name suggests, the intake pressure sensor detects a series of resistance and pressure changes with different engine speeds and loads, converting them into voltage signals for the ECU to adjust fuel injection and ignition timing. It is generally installed near the throttle body. If it fails, it can cause difficulties in ignition, unstable idle, and lack of power during acceleration.
14
5
Share

Reasons for Roewe RX5's One-Button Start Not Responding

Reasons for Roewe RX5's one-button start not responding are as follows: Key-related reasons: For example, the key fob battery is dead, or the key's radio waves are being interfered with. If the car key is frequently placed near electronic devices such as mobile phones, computers, or televisions, it can easily cause interference with the low-intensity radio waves in the key, making it difficult for the car's sensor to detect it. In such cases, the one-button start will not respond. Solution: Try replacing the key fob battery first. Gear not in P position: Currently, most car models cannot start if the gear is not in the P position. This is a safety feature designed by manufacturers to prevent the car from starting while in D or R gear. Solution: Shift the gear to P position and try starting again. Brake not pressed: Many cars' one-button start requires pressing the brake pedal to start the engine. If the brake is not pressed, it only powers the car's electrical circuits, which is also a safety measure. Solution: Press the brake pedal while starting. .
5
4
Share

How to Check the Wear Level of Car Tires?

Methods to check the wear level of car tires: Observe the wear level of tire tread patterns: There are wear indicator blocks in the drainage grooves of the tires, approximately 1.6mm high. When the tread wears down to the level of these indicator blocks, the tire needs to be replaced. Observe the aging level of the tire surface: If a large number of cracks appear on the tire surface, including the sidewalls, the tire should be replaced as soon as possible, even if it hasn't reached its normal lifespan. Tires with cracks have a significantly increased risk of blowouts at high speeds. Damage or bulging on the tire sidewalls: Bulging indicates that the fabric or metal reinforcement layers in the tire sidewalls have broken, which can lead to a blowout at any time. The tire must be replaced immediately.
11
1
Share

How Often Should Carbon Deposits in the Engine Be Cleaned?

Generally, 4S shops recommend car owners to perform maintenance every 10,000 kilometers. Here are some methods for cleaning carbon deposits in the engine: Engine Drip Cleaning: A bottle-shaped tool is hung above the engine, and the cleaning agent is poured into the bottle. It is then introduced into the engine through a tube to clean the carbon deposits. If the engine has severe carbon deposits, this method may cause blockage or damage to the three-way catalytic system. Machine Cleaning: The cleaning agent is injected into a machine, pressurized, and sprayed into the combustion chamber. The cleaning agent reacts with and dissolves the carbon deposits, and the waste liquid is then extracted. This method is quite effective for severe carbon deposits and does not require disassembling the engine, but it is more expensive, and the engine oil needs to be replaced after cleaning. Engine Disassembly Cleaning: This method is likely the most effective. The entire engine is disassembled, and cleaning agents, ultrasonic methods, etc., are used to completely and thoroughly remove carbon deposits from the components.
1
2
Share

What is the reason for the Volkswagen flip camera flipping but no image?

The reason for the Volkswagen flip camera flipping but no image may be due to a camera malfunction or a loose or broken power cable. If it's a camera malfunction, you need to purchase and install a new one. If the power cable is loose, causing the camera to lose power, simply plug the power cable back in tightly. Definition of reversing camera: The reversing camera, also known as a parking assist system, or vehicle backup camera system, or onboard monitoring system, etc. English name: vehicle-backup-camera. This system is widely used in various large, medium, and small vehicles for reversing or driving safety assistance. Precautions for reversing camera: Reversing camera display issues mostly occur in vehicles where the camera was installed aftermarket. The main problems lie with the product quality and installation work. To avoid future issues, car owners who want to install a reversing camera must purchase a good product and have it installed by a professional repair shop. Otherwise, if there are problems with the wiring, troubleshooting can be very troublesome.
19
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.