Is scraping the car chassis a serious issue?

2 Answers
Ann
07/25/25 5:24pm
If no important components or pipelines on the chassis are impacted, it will not affect the car. However, if important components or pipelines are damaged, it will interfere with the normal operation of the vehicle. In such cases, immediate repair of the damaged pipelines or components is necessary. Additional information is as follows: 1. Composition: The car chassis consists of four parts: the transmission system, the running system, the steering system, and the braking system. 2. Function: The chassis supports and installs the car engine and its various components and assemblies, forming the overall shape of the car. It also receives power from the engine to enable the car to move and ensure normal operation.
Was this review help?
14
4
Share
DelDelaney
08/11/25 10:11pm
I think scraping the car's undercarriage can be quite serious, especially for experienced drivers like me who have encountered it several times. Once on a suburban road, the undercarriage hit a large rock hard, cracking the oil pan and causing a leak, nearly ruining the engine. The undercarriage houses critical components like the fuel tank, exhaust pipe, and brake lines—if these get damaged, it could lead to anything from fluid leaks and loss of power to fires and accidents, which is terrifying! Never assume it's fine and keep driving; immediately find a safe spot to stop and check the ground for oil or fluid leaks. I recommend staying alert while driving, watching the road carefully, and slowing down or avoiding potholes. A friend of mine had a similar issue—the undercarriage guard plate got deformed, costing over a thousand to fix, both expensive and time-consuming. Prevention is far more cost-effective than repairs, so developing good habits can save you a lot of trouble.
Was this review help?
12
4
Share
Expand All
More Forum Discussions

What is the method for adjusting valves in a four-cylinder engine?

Four-cylinder engine valve adjustment methods are as follows: 1. Cylinder-by-cylinder adjustment method: According to the cylinder firing order, after determining that a certain cylinder's piston is at the compression top dead center position, the intake and exhaust valve clearances of this cylinder can be adjusted. After adjustment, rotate the crankshaft and gradually adjust the valve clearances of other cylinders using this method. 2. Two-step adjustment method: (1) Rotate the crankshaft to position the first cylinder piston at compression top dead center, aligning the flywheel mark with the inspection hole marking line. At this time, valves 1, 2, 4, 5, 8, and 9 can be adjusted (referring to the engine valve arrangement order from front to back); (2) Then rotate the crankshaft one full turn to position the sixth cylinder piston at compression stroke top dead center, and adjust valves 3, 6, 7, 10 plus two additional valves (i.e., 11, 12). This is essentially a memorization-based adjustment method. (3) During adjustment, while turning the adjustment screw, insert a feeler gauge between the valve stem end and the rocker arm and pull it back and forth until slight resistance is felt. Then recheck until the adjustment is appropriate.
3
0
Share

How to Start a Car with a Dead Battery?

Methods to start a car with a completely dead battery: 1. Push-start Method: First, turn the key to the ignition position, depress the clutch, release the handbrake, and set the gear to 1st or 2nd. Keep the clutch depressed and start pushing the car. When the speed reaches about 5 km/h, slowly release the clutch while pressing the accelerator to start the engine. 2. Jump-start Method: (1) Open the hoods of both cars. Connect the negative terminal of the jumper cable to the dead battery's negative terminal and the other end to the donor car's negative terminal. (2) Similarly, connect the positive terminal of the jumper cable to the dead battery's positive terminal and the other end to the donor car's positive terminal. (3) Have the donor car start its engine and rev the engine slightly, then attempt to start the dead car. 3. Towing-start Method: First, secure a tow rope and firmly tie the front and rear of both cars together. Begin towing slowly, ensuring both vehicles maintain a safe speed while paying attention to driving safety during the process.
6
0
Share

How to Check a Vehicle's VIN Number?

The locations of the VIN number are as follows: 1. For trucks and large vehicles, it is generally located at the rear of the vehicle frame on the right side. 2. For small cars, it is usually found in the lower left corner of the front windshield under the wiper deflector or under the door frame of the passenger seat. 3. For motorcycles, there is a vehicle nameplate under the odometer that displays the VIN number. 4. The vehicle registration certificate has a "VIN number" section where it is indicated. 5. It can also be found on insurance documents and engine nameplates, among other places. Note: The common method for querying is for public security, procuratorial, or judicial departments to apply for an official query at the vehicle management office or traffic police with a case investigation document. Since vehicle owner information is classified as controlled private information, individuals do not have the right to query it. The vehicle management office only provides status information queries to the vehicle owner upon presentation of identity proof.
13
2
Share

Why is the BYD F3 fan not spinning?

When the fan gets damp, the fan's shaft sleeve is prone to oxidation, increasing resistance and causing the fan to stop spinning. After turning off the power, apply some lubricating oil to the shaft to reduce resistance, and the fan should start spinning again. Below are other reasons that may cause the fan to stop spinning: 1. For wear-induced fan blade immobility, the simplest solution is to replace the parts, especially the shaft sleeve, as wear can easily lead to burning out. 2. If the fan stops spinning due to reduced capacitor capacity, you can remove the capacitor and replace it with a new one of the same model. It is recommended to choose a capacitor 20% larger than the original for better spinning performance. 3. If the axial clearance of the shaft is too large, you can disassemble the motor and adjust the shim. However, when reinstalling the motor, ensure the rotor is concentric with the bearing. Tighten the screws diagonally for lubrication and gently tap the shaft with a wooden handle to ensure concentricity. Disassembling the motor is easy, but reassembly is more challenging—take care not to rush, or you may damage the fan. If severe wear is found on the bearing during disassembly, replace it with a new part. 4. If the issue is due to an electrical fault, check all wiring connections, as sometimes wires may be damaged.
9
4
Share

What is the service life of tires?

Tires have a service life of 5 years. Automotive tires ensure good comfort and smooth driving performance, providing excellent adhesion between the tire and road surface. During hot weather, it is crucial to closely monitor the tire pressure to prevent excessive pressure due to high temperatures. In daily driving, it is important to check whether the tire pressure falls within the normal range, as it fluctuates with temperature changes. Tires are circular elastic rubber products mounted on various vehicles or machinery for ground contact and rolling. They often operate under complex and demanding conditions, enduring various deformations, loads, and extreme temperature effects during driving. Therefore, tires must possess high load-bearing capacity, traction performance, and cushioning properties.
4
2
Share

What Causes a Car Wiper to Suddenly Stop Working?

Reasons why a car wiper suddenly stops working are as follows: 1. First, refer to the vehicle manual to determine the model of the wiper being used. 2. Pay attention to whether the connection method between the wiper arm and the wiper linkage is correct. Some arms are screwed onto the linkage, while others are secured with a snap-lock mechanism. 3. Lift the wiper and use your fingers to inspect the rubber after cleaning. Check for any damage to the wiper blade and the elasticity of the rubber and blade. If the blade is aged, hardened, or cracked, the wiper is already damaged. 4. During testing, set the wiper switch to various speed positions and check whether the wiper maintains a consistent speed at different settings. Especially in intermittent mode, observe whether the wiper maintains a steady speed during operation. 5. Examine the wiping performance and check for uneven swinging or missed spots in the wiper linkage.
1
2
Share
Cookie
Cookie Settings
© 2025 Servanan International Pte. Ltd.