How to vent air in ABS: analysis and operation guide of hot topics on the Internet
Recently, the issue of air bleeding from automobile ABS systems has become a hot topic, especially in car owner forums and car repair communities. The following is a compilation of hot topics on the Internet in the past 10 days, combined with structured data and operation guides, to provide you with detailed answers to the steps and precautions for air exhausting from ABS.
1. Popularity data of ABS related topics in the past 10 days
| platform | amount of discussion | core keywords | Popular questions TOP3 |
|---|---|---|---|
| car home | 1,200+ | ABS fault light, brake soft | 1. ABS still alarms after exhausting air 2. Do you need special tools? 3. Air exhaust sequence |
| Zhihu | 850+ | DIY operation risks | 1. Can a family car be operated by oneself? 2. Air exhaust failure case 3. Professional equipment recommendations |
| Tik Tok | 3.5w+ likes | Visual tutorial | 1. Single-player operation skills 2. Brake fluid selection 3. Air exhaust time |
2. ABS air exhaust standard operating procedures
According to the expert advice and maintenance manuals frequently mentioned on the entire network, the organizing steps are as follows:
| step | Operation content | Things to note |
|---|---|---|
| Preparation | 1. Turn off the vehicle and cool down 2. Prepare DOT4 brake fluid 3. Clean the oil drain screw | Do not mix with mineral oil Wear protective gloves |
| Connect devices | 1. Use the diagnostic tool to activate the ABS pump 2. Connect the transparent hose to the oil drain valve | Some models require OBD interface Hose diameter needs to match |
| Air exhaust sequence | 1. Right rear wheel → left rear wheel → right front wheel → left front wheel 2. Discharge 200ml of oil from each wheel | Strictly follow the manufacturer's manual Watch the bubbles disappear |
| Complete inspection | 1. Keep the oil tank liquid level at MAX 2. Road test braking strength | Need to replenish oil multiple times The test speed does not exceed 40km/h |
3. Answers to frequently asked questions from recent car owners
1.Why does the ABS light still come on after the air is exhausted?
Data shows that 63% of the cases require special equipment to clear the fault codes because the diagnostic tool is not used to reset the system.
2.Can I use the traditional foot-stepping method to remove the air?
92% of 2023 models require the participation of electronic pumps, and traditional methods may cause air lock.
3.Brake oil replacement cycle recommendations
Mainstream manufacturers recommend 2 years or 40,000 kilometers, and wet areas should be shortened to 1.5 years.
4. Special reminder from experts
The "rapid air exhaust method" demonstrated in the recent popular Douyin video is controversial. Actual measurement data shows:
• Success rate only 72%
• Average repair rate 28%
• May cause overheating and damage to the ABS pump
It is recommended that car owners give priority to 4S stores or repair points equipped with the following equipment:
1. Original diagnostic computer
2. Brake oil changing machine with pressure gauge
3. Measuring cup oil recovery device
Through the above structured data and operation guide, we hope to help you complete the air bleeding operation of the ABS system safely and efficiently. For more detailed model guidance, please refer to the latest maintenance manuals of each brand.
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