Should the AC be turned on when using the car air conditioner in summer?

What unit is 80 when a car is traveling per hour?

When a car is traveling at 80 per hour, the unit is kilometers. There are two units for measuring car speed: kilometers per hour (km/h) and miles per hour (mph). Miles per hour, commonly referred to as "mph" in colloquial terms, where 1 mph equals 1.609344 kilometers per hour. Below is more information about mph: 1. Miles per hour (mph): It is a unit of speed measurement, representing miles per hour. It is commonly used in the United Kingdom and Commonwealth countries for calculating speed limits on roads, tennis serve speeds, and also for measuring the central wind speeds of tropical cyclones. 2. Kilometers per hour (km/h): km/h is the unit of measurement currently used in China, and domestic cars use kilometers per hour as the speed unit.

6

3

Share

How to Adjust the Timing of a Jetta Car?

The steps to adjust the timing of a Jetta car are as follows: 1. First, use the timing wheel axle clamp of the Jetta King to secure the timing wheel axle to prevent movement during adjustment, which could lead to alignment failure. 2. Then, slightly loosen the screws on the timing wheel to facilitate subsequent chain alignment. 3. Next, locate the colored chain on the timing wheel axle, which serves as a marker for adjustment. 4. Finally, release the clamp securing the wheel axle to complete the alignment. Additional information about car timing is as follows: 1. The engine's valve timing mechanism controls the timing and duration of the engine's intake and exhaust. 2. Its function is to open and close the intake and exhaust valves of each cylinder in sequence according to the engine's operating order, allowing fresh air to enter the cylinders and expelling the combustion exhaust gases.

9

5

Share

What is the reason for no screen projection after CarPlay connection?

Connected to CarPlay, but the car screen does not display. First, check whether the data cable connection is damaged or the plug is loose. CarPlay is an in-car system released by Apple Inc. in the United States, which can seamlessly integrate users' iOS devices and iOS usage experience with the dashboard system. When connecting CarPlay, first ensure that the car model supports CarPlay, and then proceed with the connection. Prepare an original USB cable and connect it to the car's USB port. At this time, the car system will automatically open CarPlay. If the CarPlay interface does not appear on the car's main screen, click the CarPlay icon on the phone to start CarPlay. The connection method of CarPlay is that users connect to the car via USB. After successful connection, the screen will display a handshake between the two parties, and then users can watch the phone screen and use various functions of the iPhone without touching it.

1

3

Share

How to Schedule the Driving License Subject 4 Exam?

Here are the steps to schedule the Driving License Subject 4 Exam: 1. Open the [Traffic Management 12123] APP: Click to enter and register an account, or log in directly if already registered. 2. Log in to your account: After logging in, click the [My] option in the lower right corner. 3. Find the [Exam Scheduling] option under the [Driving License Services] section: In the pop-up interface, locate and click the [Exam Scheduling] option under the [Driving License Services] section. 4. Find the [Subject 3 Safety and Civilization Knowledge Exam] option: In the new interface, scroll down the exam items menu, find and select the [Subject 3 Safety and Civilization Knowledge Exam] option. 5. Choose a suitable test center and exam time: After entering the [Subject 3 Safety and Civilization Knowledge Exam], select an appropriate test center and exam time.

18

1

Share

What items need to be replaced during regular car maintenance?

During regular car maintenance, it is generally necessary to replace the engine oil and oil filter. The common items to be replaced during routine car maintenance include: 1. Engine oil and oil filter: These basically need to be replaced during every maintenance service. 2. Coolant: The coolant helps to cool down the engine. 3. Windshield washer fluid: This is mainly used to clean dirt from the windshield and should be replenished promptly when used up. 4. Cabin air filter: The cabin air filter filters the air to ensure clean airflow from the air conditioning system. Generally, it should be replaced every 1 to 2 years. 5. Brake fluid: Brake fluid is hygroscopic and tends to absorb moisture during use. When brake fluid absorbs water, it can create air bubbles, leading to softer brakes and longer stopping distances. It is recommended that car owners replace the brake fluid approximately every 2 years.

15

2

Share

Why does the car alarm go off when opening the door?

The reasons why the car alarm goes off when opening the door are: (1) If the car was locked with a key, it must be unlocked with the key when opening. (2) Remote locking is equivalent to activating the security system, otherwise the alarm will sound. Additional information: 1. For cars locked with remote control, when opened with a mechanical key: The computer will consider it an intrusion because the car was locked remotely but opened mechanically, which it will default to as a forced entry and trigger the alarm. 2. If the car is locked and opened with a mechanical key: The alarm will not sound. This is a safety setting, and the alarm will be canceled after ignition. 3. If the car is locked with a remote key and the alarm is activated: Using a spare key to open the door will cause the alarm to sound. Inserting the key quickly and powering on the car after opening the door will stop the alarm.

20

1

Share

Should the AC be turned on when using the car air conditioner in summer?

What unit is 80 when a car is traveling per hour?

How to Adjust the Timing of a Jetta Car?

What is the reason for no screen projection after CarPlay connection?

How to Schedule the Driving License Subject 4 Exam?

What items need to be replaced during regular car maintenance?

Why does the car alarm go off when opening the door?

What are the tips for speed-related questions in Subject One?

Can the Rear Seats of the 7th Generation Elantra Be Folded Down?

Why does the oil life indicator not change after an oil change?

What Causes the Handbrake to Lock Up After Rain?