Is Transmission Flush Necessary?

How often should the antifreeze in a Mercedes-Benz car be replaced?

Mercedes-Benz car antifreeze generally needs to be replaced every 2 years or 40,000 kilometers, which is just a reference interval. For commercial vehicles with higher mileage, the replacement cycle should be shorter. Since driving conditions vary for each vehicle, the replacement should be based on actual usage. Check the antifreeze's condition; if it is found to be insufficient, replenish it promptly. If suspended particles, sediment, deterioration, or discoloration are observed in the antifreeze, it should be replaced immediately, and the system should be cleaned. Antifreeze replacement method: Before completely replacing the antifreeze, conduct a thorough inspection to check for any signs of leakage or cracks in the pipes, with particular attention to the five-way hose. The five-way hose is named for its five connecting interfaces that distribute antifreeze to different parts of the car. If there is any leakage of antifreeze in this section, replace the hose or re-secure the interface as needed. Drain the old antifreeze, then flush the liquid channels with clean water. Add clean water to the antifreeze reservoir and continue filling until water flows continuously through the engine cooling system. Then, start the engine and let it idle for 3 to 5 minutes to circulate the water. Initially, the water draining from the reservoir may have a faint pink tint. Continue adding clean water until the outflowing water is clear. Note: Remember to remove the heater hose and drain all water from the heater core. After draining for about an hour, add the new antifreeze through the radiator hose to allow it to flow quickly into the radiator. Then, add another container of antifreeze to the antifreeze reservoir until it is nearly full. Start the engine and let it run for about 10 minutes. During this time, as some air is expelled from the cooling system, the fluid level will drop. Add more antifreeze until it reaches the "MAXT" mark on the reservoir.

13

2

Share

What to Do When the Brake Pedal is Hard to Press?

If you encounter brake failure while driving, the following solutions can be applied: 1. Press the brake pedal multiple times to increase the chance of restoring braking force. In case of unexpected brake issues, repeatedly pressing the brake pedal several times can apply pressure to the brake system where air might be trapped in the oil pipes. This repeated action may help restore braking force. 2. Turn on the hazard lights to alert surrounding vehicles. In the critical moment of brake failure, most drivers focus only on slowing down the vehicle but forget to warn nearby cars. While decelerating, turn on the hazard lights and honk the horn to alert surrounding vehicles, then call for emergency assistance. 3. Engage the handbrake. If you have a mechanical handbrake, pull it up slowly to gradually increase braking force. A sudden, forceful pull could lock the rear wheels and cause dangerous skidding. For electronic handbrakes, you can also operate them, but pay extra attention to steering control. Simultaneously, downshift gradually to utilize the engine's braking effect to reduce speed. 4. Use friction to decelerate. Look for objects on either side that can be used for controlled collision. Remember not to crash head-on; instead, hold the steering wheel firmly and use multiple slight collisions to forcibly reduce speed.

6

1

Share

Can Antifreeze Be Directly Diluted with Water?

Antifreeze cannot be directly diluted with water because water has a higher freezing point and a lower boiling point, making it unsuitable for mixing with antifreeze. The functions of antifreeze: Antifreeze is a coolant containing special additives, primarily used in liquid-cooled engine cooling systems. It offers excellent performance in preventing freezing in winter, boiling in summer, and protecting against scale and corrosion throughout the year. Precautions for mixing antifreeze: It is essential to use antifreeze from the same brand. Different brands may have varying production formulas, and mixing them could lead to chemical reactions between additives, rendering them ineffective. Precautions for replacing antifreeze: Before completely replacing the antifreeze, conduct a thorough inspection to check for any signs of leakage or cracks in the pipes. Pay special attention to the five-way hose, which gets its name from the five connections it has to various parts of the car. Antifreeze flows through the five-way hose and is distributed to different parts of the vehicle to perform its functions. If there is any leakage of antifreeze in this area, replace the hose or resecure the connections as needed.

4

3

Share

Is the right-angle turn in Subject 2 a left turn or a right turn?

Subject 2's right-angle left turn and right turn are not very different, and it is also a relatively simple item in Subject 2. However, the simpler it is, the easier it becomes to lose points in the exam. Below is the relevant introduction: 1. The difference between a left turn and a right turn is: If it is a left turn, then try to keep the car body as far to the right as possible. If it is a right turn, try to keep the car body as far to the left as possible. From the rearview mirror, the distance between the car body and the side line should be kept at about 30 cm. When the car hood just covers the yellow line in front, turn the steering wheel to the maximum. 2. Notes: The driving test stipulates that each stop during the process will deduct 5 points. This must be taken seriously during the exam, and the car must not stall. Also, do not forget to turn on the turn signal when turning. If you forget to turn on the turn signal or the signal is not on for more than 3 seconds, you will fail directly.

8

2

Share

Where is the battery located in the Mercedes-Benz GLE320?

The battery of the Mercedes-Benz GLE320 is located in the center under the hood. Below are some battery maintenance tips: 1. Avoid prolonged parking: The car battery will self-discharge when left unused for extended periods. It is recommended to drive the vehicle at least once a week for a minimum of 20 minutes to allow the battery to recharge while driving. 2. Close windows before turning off the engine: The power windows and sunroof rely on the battery for operation. Therefore, it is advisable to close all windows before turning off the engine, rather than after, or using the long-press lock button method to close them after exiting the vehicle. 3. Keep the battery clean: Regular inspections are an effective way to extend the battery's lifespan. Use a professional battery terminal brush or an old toothbrush to clean dust and corrosion from the positive and negative terminals. Applying a layer of Vaseline or grease to the contact surfaces can form a protective film.

6

3

Share

Do I Need to Be Present for Vehicle Damage Assessment?

No. You do not need to be present for vehicle damage assessment, which is a crucial step in the insurance claims process. Although vehicle owners are not responsible for conducting the damage assessment themselves, it is still important to understand the assessment procedure. Key points to note: 1. When assessing damaged vehicle parts, it is essential to coordinate with the insurance company and repair facility to determine which parts can be repaired and which need replacement, to avoid disputes during later repairs regarding whether damaged parts should be repaired or replaced. 2. Disputes over repair costs are also common during vehicle repairs. Insurance companies determine repair costs based on the qualification level of the repair facility. For parts that need replacement, the pricing is based on regional market prices for the components.

9

1

Share

Is Transmission Flush Necessary?

How often should the antifreeze in a Mercedes-Benz car be replaced?

What to Do When the Brake Pedal is Hard to Press?

Can Antifreeze Be Directly Diluted with Water?

Is the right-angle turn in Subject 2 a left turn or a right turn?

Where is the battery located in the Mercedes-Benz GLE320?

Do I Need to Be Present for Vehicle Damage Assessment?

What is the actual fuel consumption of the Honda CR-V 1.5T?

What Causes the Engine Noise to Increase After Maintenance?

What are the reasons for the Cadillac XT5 air conditioning not cooling?

What is the most suitable speed to shift into 4th gear?