What Causes a Car to Overheat?

What to Do When a New Energy Vehicle Runs Out of Power on the Highway?

New energy vehicle runs out of power on the highway processing method: pull over, turn on the hazard lights, place a triangular safety warning sign 150 meters behind the vehicle, leave the vehicle and call the manufacturer's 400 customer service or 4S store for assistance. The following is an introduction to new energy vehicles: 1. Definition of new energy vehicles: Pure electric vehicles, plug-in (including range-extended) hybrid vehicles, and fuel cell vehicles that are licensed for sale in China. 2. Relevant standards for new energy vehicles: Meet the technical requirements for new energy vehicle products, pass the special inspection for new energy vehicles, and meet the special inspection standards for new energy vehicle products. 3. Relevant requirements for new energy vehicles: New energy vehicle manufacturers or importers must comply with relevant requirements in terms of product quality assurance, product consistency, after-sales service, safety monitoring, and power battery recycling.

2

Share

Is the R8 the Only Supercar in BBA?

The Audi R8 is the only supercar in BBA (Benz, BMW, Audi). Others like the BMW i8 and Mercedes-Benz SLS have already been discontinued, while models such as the Mercedes GTR only offer mid-range performance. Therefore, the Audi R8 is generally considered the only supercar in BBA. The Audi R8 is a mid-engine, two-seater sports car introduced by the German automaker Audi in 2006, with a top speed of 316 km/h. It is Audi's first mass-produced mid-engine supercar, developed on the Lamborghini Gallardo platform, combining Audi's winning experience from various motorsport events, cutting-edge technology, and a groundbreaking design that defies convention. The Audi R8 is Audi's first mass-produced mid-engine supercar, built on the Lamborghini Gallardo platform. Its powerful V8 and V10 engines, full-time all-wheel-drive system, and Audi's all-aluminum space frame structure give the R8 outstanding dynamic performance. Performance: The mid-mounted 420-horsepower V8 engine in the Audi R8, combined with quattro and direct fuel injection technology, delivers 309 kW of power. This enables the new Audi R8 to accelerate from 0 to 100 km/h in 4.6 seconds, with a maximum engine speed of 8,250 rpm, peak torque of 430 Nm, and a top speed of 301 km/h. Exterior: The Audi R8 has a width of 1,900 mm, with length and height measuring 4,430 mm and 1,250 mm, respectively. The long wheelbase of 2,650 mm provides ample space for the two-seater cockpit. The R8's body sits low to the ground, with a muscular rear end and a seamless transition between the doors and side air vents. Behind the doors, between the wheel arches and the roof, large air intakes ensure sufficient airflow for the V8 engine's intake and cooling. The front grille of the Audi R8 features black plastic strips instead of the original silver chrome trim. Chassis: The Audi R8 uses an aluminum-magnesium frame for high structural strength. Vacuum pressure bonding serves as the load-bearing element, integrating aluminum sheets into the frame to enhance rigidity while significantly reducing weight. The cockpit fully reflects the close relationship between the new Audi R8 and motorsport. Inspired by racing cars, the driver's seat and dashboard form a unified, independent control platform.

8

4

Share

Can Tesla Cars Drive on Highways?

Tesla cars can drive on highways. However, before driving on the highway, it's essential to check the vehicle's range to avoid getting stranded. Make sure to clearly understand the range and then plan the next service area accordingly. This way, you can monitor the battery level and prevent sudden shutdowns on the highway. Below is additional information about Tesla's battery lifespan: 1. Tesla is a high-end electric vehicle, and its lithium-ion batteries typically last up to 8 years without issues, as they come with an 8-year warranty. With current advanced technology, lithium-ion batteries have a long lifespan. 2. Based on lithium battery warranty principles, the battery retains 80% capacity within 800 charge cycles and 50% within 2000 cycles. Assuming a Tesla battery provides 500 kilometers per charge and is charged once a week (about 60 charges per year), 2000 charge cycles would allow the battery to last over 30 years. If well-maintained, even after 30 years, the battery could still provide 250 kilometers per charge, which is sufficient for non-long-distance travel.

11

3

Share

Why does neutral coasting occur in Subject 3?

The reason for neutral coasting in Subject 3 is: The car is not engaged in any forward gear while moving, but remains in the neutral position, using inertia to coast. After the car's speed decreases, a higher gear is engaged to gradually accelerate and increase speed. Precautions for the Subject 3 test are as follows: 1. Lane change: When the student hears "Please change lanes," the turn signal should be activated, and the steering wheel can only be turned after the signal has been on for 3 seconds. 2. Straight-line driving: Students should try to look as far ahead as possible to maintain a straight path. Once straight-line driving begins, the steering wheel should not be turned arbitrarily, nor should the solid lane line be crossed. 3. Slow down: When passing through crosswalks, school zones, bus stops, or straight intersections, students should lightly press the brake pedal to slow down.

10

4

Share

How to Replace a Lost License Plate?

You can apply at the vehicle management office window or self-service machine, or apply online, and it will be mailed to your home after production. After the vehicle license plate is lost, the owner needs to go to the vehicle's registration location to apply for a replacement. To replace or renew the motor vehicle license plate or registration certificate, in addition to applying at the vehicle management office, you can also apply online through the local internet traffic safety service management platform or the Traffic Management 12123 APP. The following are the relevant procedures: 1. "Motor Vehicle License Application Form" (filled out on-site). 2. The identity proof and copy of the motor vehicle owner. 3. The original motor vehicle license plate and registration certificate that have not been destroyed, lost, or damaged. 4. If the replacement is entrusted to an agent, a motor vehicle business power of attorney and the agent's identity proof and copy should also be submitted.

13

1

Share

What does ACC mean on a dash cam?

ACC on a dash cam is the abbreviation for Adaptive Cruise Control, which is generally used in vehicles. Controlled by the vehicle's central control system, ACC is responsible for detecting the presence of vehicles ahead, automatically maintaining a safe distance from the preceding vehicle, and can apply automatic braking in emergency situations. The following are the functions of a dash cam: Recording travel routes: It can record the places the vehicle has been to and passed through. Reconstructing accident scenes: In the event of a collision, it can record the scene at the time of the accident, facilitating claims. Protecting the vehicle: Some dash cams are equipped with sound detection features. When parked, if someone touches the vehicle, it will automatically start recording, making it easier to report and claim later. Some have motion detection activation, automatically starting recording when an object passes through the detection area, making it convenient to gather evidence for claims. Description of dash cam keys is as follows: Video recording mode: After pressing the power on/off key or connecting the charger, the dash cam will automatically enter recording mode and start recording. At this time, the blue indicator light flashes. Press REC/SNAP to stop recording, and the indicator light stays on. Press the MENU key to enter the main menu. Photo mode: After turning on, press the MODE key to select and enter photo mode, then press REC/SNAP to take a photo. Press the MENU key to enter the submenu. Preview mode: Press the MODE key to enter preview mode, press UP and DOWN to select video files or photo files, press REC/SNAP to play or pause, and press MODE to exit preview. Date and time settings: In the video recording interface (when stopped), press the menu key, then press the MODE key, select Item, press MENU or REC to enter the next MENU, press MENU or REC to select the setting item. In the date and time setting interface, press REC or MENU to proceed to the next setting, use UP/DOWN to adjust year/month/day and time, and press MENU or REC to confirm and exit after setting. Generally, dash cams automatically turn on when the vehicle starts and automatically turn off after the engine is turned off, but they can automatically record for 3 to 6 hours after the engine is turned off: Powered by the cigarette lighter, these dash cams usually have built-in lithium batteries. When the vehicle is not started (ACC is off), they will record for a while using the lithium battery before shutting down. Dash cams connected to the battery and ACC power supply use the battery for power, with ACC only used for power detection. Generally, such dash cams also stop working when ACC is off. Some dash cams allow control over this shutdown time, and customers can request longer recording times after shutdown, but this is a personalized requirement. If the dash cam is directly powered by the battery instead of ACC, it will continue recording after the vehicle is turned off, which will definitely consume power. Generally, dash cams consume 12V, 200ma. If the vehicle battery is 60AH, theoretically, it would take 60/0.2=300 hours (over 12 days) to deplete the battery. A typical vehicle battery needs at least 30% charge reserved (up to 8.5 days of recording) to ensure normal startup. The exact duration can be calculated based on the battery used in the vehicle.

5

1

Share

What Causes a Car to Overheat?

What to Do When a New Energy Vehicle Runs Out of Power on the Highway?

Is the R8 the Only Supercar in BBA?

Can Tesla Cars Drive on Highways?

Why does neutral coasting occur in Subject 3?

How to Replace a Lost License Plate?

What does ACC mean on a dash cam?

How many kilometers can WM's 400km range actually drive?

What does EBD failure mean?

How many days of study are required for Subject 2 before taking the test?

Will You Fail the Driving Test if You Exceed the Time Limit for Reversing into the Garage in Subject Two?