What to do with the S-bend total voltage line?
Recently, discussions about the "S-curve total pressure line" have soared on major social platforms and automotive forums. Many car owners and driving test students are confused by this issue. This article will combine the hot topics and hot content on the Internet in the past 10 days to provide you with a detailed analysis of the common causes and solutions of S-bend total pressure lines, and provide structured data for reference.
1. Common causes of S-bend total pressure line

According to feedback from netizens and coaching experience, the main reasons for the total pressure on the S-bend include the following points:
| Reason | Proportion | Typical scenario |
|---|---|---|
| Steering wheel operation is not timely | 35% | Failure to indicate direction in advance when turning |
| Improper speed control | 25% | Excessive speed causes understeer |
| Line of sight is too narrow | 20% | Just focus on the front of the car and ignore the position of the rear wheels |
| Wrong judgment of vehicle body position | 15% | Not staying to the outside when entering the bend |
| psychological stress | 5% | Operation errors during exams or complex road sections |
2. Summary of popular solutions across the network
The following are the 5 solutions with the highest number of likes on major platforms recently:
| method | core points | Applicable people |
|---|---|---|
| Thirty-nine point direction method | Fix the 3/9 o'clock position with both hands and make small and quick corrections | novice student |
| Outside-inside-outside wiring method | Entering the bend on the outer lane, the center of the bend close to the inside lane, exiting the bend back to the outer lane | Subject 2 candidates |
| Rear view mirror observation method | Use the rearview mirror to determine the distance between the rear wheels and the sideline | Experienced driver |
| Speed control tips | "One clutch, two brakes, three directions" coordinated operation | Manual transmission driver |
| virtual reference point method | Mark sight reference points on windshield | People with special height |
3. Training plan recommended by coach
According to a 10-day special training plan released by a driving school’s Douyin account (viewed 1.2 million times):
| training day | Highlights | Compliance standards |
|---|---|---|
| Day 1-2 | Vehicle speed control (maintain 5km/h) | Does not turn off the engine 3 times in a row |
| Day 3-4 | Establishing a sense of direction (blind directional exercises) | Accurately restore steering wheel angle |
| Day 5-6 | Reference point memory (marking tape) | Error<2cm |
| Day 7-8 | Comprehensive simulation (setting up obstacle piles and buckets) | No collisions throughout the process |
| Day 9-10 | Stress test (simulated exam environment) | Passed with perfect score 5 times |
4. Effective techniques tested by netizens
Real cases collected from Xiaohongshu, Zhihu and other platforms:
1.Wiper node method: Align the wiper node with the curve edge and maintain a constant distance (32,000 likes)
2.music rhythm method: Play 60BPM music, adjust the direction by 15° for each beat (collected 18,000 times)
3.Window frame reference method: Use the parallel relationship between the window frame and the ground markings to judge (hotly discussed technique in comments)
5. Special precautions
1. The steering characteristics of different models are quite different. It is recommended to use a test vehicle to adapt in advance.
2. Drivers whose height is less than 160cm need to add extra seat cushions (the search volume of certain Baobao-related products increased by 200% every week)
3. Due to the torque characteristics of new energy vehicles, special attention must be paid to slowly raising the switch when exiting a corner.
Through systematic training and correct methods, the S-bending line problem can be completely solved. It is recommended to collect the structured data in this article and practice it based on your own situation.
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