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What causes brake failure in Tesla Model Y?

4 Answers
OLandon
07/30/25 2:02am

Tesla Model Y brake failure is caused by a malfunction in the braking system. Related information: 1. Introduction: Tesla, Inc. is an American company that manufactures and sells electric vehicles. It was founded on July 1, 2003, by engineer Martin Eberhard and is headquartered in Silicon Valley, California. Tesla Motors is named after electrical engineer and physicist Nikola Tesla and specializes in producing pure electric vehicles. 2. Expansion: Tesla's initial entrepreneurial team mainly came from Silicon Valley, using IT concepts to build cars rather than following the traditional automaker approach represented by Detroit. Therefore, Tesla's venture into electric vehicles is often seen as a story of a Silicon Valley upstart challenging the Detroit giants.

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StBethany
08/15/25 7:59am

Brake failure in the Tesla Model-Y can be caused by software issues, such as bugs during system updates or autonomous driving interfering with brake response, preventing the car from slowing down in critical moments; or sensor problems, like sensors being covered by dirt in rain or snow, leading to incorrect data readings. On the hardware side, brake fluid leaks or severely worn brake discs can also result in insufficient pressure. I once experienced softer brakes while driving at high speed and immediately pulled over to check, only to find low brake fluid levels. It's a reminder for everyone to regularly test brake functionality after software updates, avoid prolonged heavy acceleration, and remember that while Tesla's technology is advanced, occasional manual intervention is necessary. Keeping up with regular maintenance is especially crucial.

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SanAiden
10/21/25 3:53am

When it comes to repairing Tesla vehicles, brake failures often stem from mechanical issues. For instance, leakage in the brake hydraulic pump can cause a drop in pressure, excessive wear on brake discs may lead to loss of friction, or loose wiring connections can result in signal interruptions. Teslas, with their complex electronic systems, are prone to software interference—poorly calibrated regenerative braking, for example, can hinder performance. I've handled numerous such cases. The solution is to regularly check the purity and adequate level of brake fluid, inspect the thickness of brake discs and pads, and avoid using cheap, substandard parts—safety comes first. If any issues are detected, seek professional help immediately instead of attempting DIY fixes.

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VonCamila
12/04/25 4:21am

My Model-Y has experienced insufficient braking, usually due to inadequate maintenance, old or insufficient brake fluid affecting the hydraulic system, or sensor dust accumulation leading to misjudgment. Cold weather causing brake fluid to solidify is also an issue. It's recommended to check the brake indicator light monthly and have professional maintenance every six months, cleaning accumulated dust to prevent debris buildup from affecting braking. Tesla's appointment service is fast, and early detection can help avoid risks.

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Is Continuous Lane Changing Considered a Violation?

Continuous lane changing is not considered a violation. Relevant details are as follows: 1. Regulations: Violating prohibited markings includes crossing solid yellow lines (indicating no crossing of the central divider) and yellow X markings (indicating no parking). Driving over these constitutes a violation of prohibited marking instructions. Solid line lane changes, making U-turns in no-U-turn zones, and left turns where prohibited are punishable by a 200 yuan fine and 3 penalty points. 2. Additional Information: Both single and double solid yellow lines are prohibited markings. Crossing or driving over these lines is illegal. Failing to follow directional markings at intersections, making U-turns in no-U-turn zones, and performing prohibited left turns are punishable by a 200 yuan fine and 3 penalty points.
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What are the gears of a manual-automatic transmission car?

The gears of a manual-automatic transmission are divided into P, R, N, D, 2, 1 or L, etc. There are also "+" and "-" gears. Below is relevant information about manual-automatic transmissions: 1. Introduction: A manual-automatic transmission is essentially a type of automatic transmission that simulates the operation of a manual transmission through an electronic control system. The manual-automatic transmission is designed to enhance the fuel efficiency and control of an automatic transmission by allowing the driver to decide the shifting timing, which was originally determined by the computer. At the same time, in urban traffic congestion, the automatic mode can still be used for convenience. 2. Pros and Cons: Besides the advantages of an automatic transmission, a manual-automatic car also allows manual control, providing some driving pleasure. The biggest disadvantage of a manual-automatic car is its higher fuel consumption. The manual mode is not fully manual and is limited by sensors, meaning it is impossible to shift directly to 1st, 2nd, or 3rd gear at 120 km/h. It is understood that the manual mode is rarely used in practice. Compared to automatic transmissions, the technology is not yet mature.
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Reasons for Frozen Car AC Pipes but No Cool Air Output

When water enters the AC pipes, it can freeze and cause an ice blockage, preventing the refrigerant from circulating in the AC system. The refrigerant in the low-pressure section of a car's AC system has a very low temperature and freezing point, so it doesn't freeze inside the system. The refrigerant absorbs heat in the low-pressure section, creating a cooling effect. However, water freezes at 0 degrees Celsius, leading to ice formation. Related information: 1. Types of car AC systems: Integrated heating and cooling AC systems, where components like the evaporator, heater core, centrifugal blower, and control mechanism are assembled together, known as the AC unit assembly. 2. AC compression: The compressor draws in low-temperature, low-pressure refrigerant gas from the evaporator outlet and compresses it into high-temperature, high-pressure gas before discharging it. 3. AC heat dissipation: High-temperature, high-pressure refrigerant gas enters the condenser, where it condenses into a liquid due to reduced pressure and temperature, releasing a significant amount of heat. 4. AC throttling: High-temperature and high-pressure refrigerant liquid expands after passing through the expansion device, causing a sharp drop in pressure and temperature, and is discharged as a mist.
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Should I Get My Car Licensed at the 4S Shop or the DMV Myself?

There are two ways to get your car licensed: one is to go to the DMV yourself, and the other is to have the 4S shop handle it for you, saving you the hassle. Nowadays, most 4S shops offer "one-stop services," meaning that besides selling cars, they can also assist customers with licensing and paying purchase taxes, commonly referred to as "licensing fees." Here is some additional information: 1. Licensing Fees: Generally, 4S shops do not force consumers to pay licensing fees; it is up to the individual to decide. You can either go to the DMV yourself to get the license and pay the purchase tax or delegate the task to the 4S shop. 2. DIY Licensing: If you go to the DMV yourself, you need to bring personal documents, the triplicate invoice, the vehicle qualification certificate, and the tax receipts obtained after paying the purchase tax. Drive the car to the DMV for inspection, and after the inspection, you can go to the hall to choose your license plate. Of course, queuing is inevitable. It's best to go with two people to save a lot of time—one can queue for payment and form-filling while the other queues for photo-taking and vehicle inspection.
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Under What Circumstances Is It Considered Running a Red Light?

Determination is made based on three photos captured by electronic cameras: a photo of the vehicle crossing the stop line at the intersection, including the traffic light showing red and the license plate number; a photo of the vehicle completely passing the stop line, including the traffic light showing red and the license plate number; and a photo showing the vehicle continuing to move, with a comparison to check for any change in the vehicle's position, including the traffic light showing red and the license plate number. Capturing these three photos confirms that the vehicle has run a red light. The act of running a red light is clearly defined in the "Road Traffic Safety Law." Article 26 states that traffic signals consist of red, green, and yellow lights. A red light indicates prohibition of passage, a green light permits passage, and a yellow light serves as a warning. A red light is a traffic signal prohibiting passage, and if a vehicle passes through the intersection when the light is red, it constitutes the traffic violation of running a red light. Six scenarios of running a red light: Stopping immediately after crossing the line at a red light (when the light turns red, the vehicle cannot stop in time, and the front of the vehicle crosses the stop line): If the vehicle has just crossed the stop line when the light is red but stops immediately, this act of running a red light will not be penalized. However, if there is noticeable movement after crossing the line, penalties will apply. The three photos captured by electronic cameras for running a red light are: the front wheels crossing the stop line, the rear wheels crossing the stop line, and the front wheels crossing the opposite stop line. Only when all three photos are present will the act be confirmed as running a red light. Running a red light under the direction of a traffic officer (the signal is red, but the officer indicates permission to proceed): When there is a conflict between the traffic signal and the officer's gesture, drivers must follow the officer's on-site instructions. If a driver runs a red light due to the officer's direction, they can obtain a diversion certificate from the local traffic police station to avoid penalties. If the driver disagrees with the penalty, they can appeal through administrative reconsideration or administrative litigation. Stopping with the entire vehicle over the line at a red light (failing to brake in time, causing the entire vehicle to cross the stop line): If the entire vehicle crosses the stop line but does not move further, this does not count as running a red light but is considered over-the-line parking. Reversing after over-the-line parking (attempting to avoid penalties by reversing after stopping over the line at a red light): Vehicles are not allowed to reverse at railway crossings, intersections, one-way roads, bridges, sharp curves, steep slopes, or tunnels. Violations may result in a warning or fine. Accidentally running a red light behind a large vehicle (due to obstructed view, following the large vehicle through the intersection): Drivers must maintain sufficient visibility to see the traffic signal ahead and ensure a safe braking distance. Generally, if a vehicle is photographed behind a large vehicle at an intersection, it is due to rushing through the signal. This behavior will be penalized as running a red light. Passing through the intersection at a yellow light (proceeding through the intersection when the light turns yellow): Traffic authorities state that according to the "Regulations for the Implementation of the Road Traffic Safety Law of the People's Republic of China," vehicles that have already crossed the stop line when the yellow light is flashing may continue to proceed. If the yellow light is already on and the driver continues to rush through, this will also be considered running a red light if captured.
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How to Determine Speed and Gear Mismatch?

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