What are the steps in an automobile factory assembly line?

Does Engine Oil Affect Fuel Consumption?

Engine oil affects fuel consumption. It provides good lubrication for the engine, reducing friction, cleaning, buffering, and sealing. Poor lubrication from engine oil increases the engine's motion resistance, leading to higher fuel consumption. Therefore, engine oil not only impacts fuel consumption but also affects the engine's lifespan. It is recommended to change the engine oil every 5,000 kilometers. Over time, engine oil degrades, reducing viscosity and lubrication efficiency, increasing friction. Prolonged use of degraded oil can cause severe engine wear, enlarging the gaps between moving parts, resulting in abnormal engine noises that worsen with continued wear.

7

1

Share

What to Do When Engine Oil Pressure is Insufficient?

Solutions for insufficient engine oil pressure: 1. Insufficient oil storage causing low oil pressure, solution: top up the oil; 2. Oil sensor, pressure gauge, or circuit malfunction leading to low oil pressure, solution: inspect related components and repair or replace them; 3. Oil thinning and leaking from the friction gaps of the engine, resulting in low oil pressure, solution: change the oil or inspect the cooling system; 4. Dirty or viscous oil preventing the oil pump from sucking or pumping oil, causing low or no oil pressure, solution: replace with new oil; 5. Oil pipe leakage, oil pump damage, or excessive wear of its components, solution: inspect and repair.

17

2

Share

Can I Purchase the Display Car Directly from the Showroom?

You can purchase the display car directly from the showroom. Below are specific precautions for inspecting the car before taking delivery: 1. Inspect the body: Visually examine the paint surface for scratches and wear. Check for color differences under ample sunlight by opening the doors and viewing from multiple angles to ensure the sheet metal is even. 2. Test the doors: Open and close the doors to ensure smooth operation, and verify that the gaps between doors and bumpers are consistent. 3. Check the engine: Open the hood to inspect the engine compartment for cleanliness. If the car has been stored for a long time or used, there may be noticeable dust or stains in certain areas. 4. Inspect the glass: Ensure the windshield is original. 5. Check the vehicle’s nameplate: Located on the driver’s side door or in the engine compartment, check the manufacturing date to ensure it’s not too old. If it’s over six months, the car might be stock or a demo vehicle.

16

1

Share

Why is there no sound when restarting after stalling in water?

It may be due to water entering the vehicle, causing bent valves and connecting rods, stuck pistons, severe cylinder wear, bent crankshaft, etc. Below are the relevant details: 1. Solution for waterlogged vehicles: The car needs to be taken to a repair shop where professional mechanics will conduct a thorough inspection. This is the safest and most reliable method. 2. Insurance coverage: If the owner has purchased the relevant insurance, when the engine components are damaged due to driving through water or being submerged, the insurance company will provide compensation according to the policy terms.

1

3

Share

Why is there water accumulation on the co-driver's floor mat of the Roewe 550?

Water accumulation on the co-driver's floor mat may be due to a leaking heater core or a clogged air conditioning drain pipe. Below is additional information about car floor mats: 1. Car Floor Mats: Car floor mats are eco-friendly automotive interior components that integrate five main functions: water absorption, dust absorption, stain removal, noise insulation, and protection of the main carpet. As part of interior decorations, car floor mats help maintain cleanliness inside and outside the vehicle, providing aesthetic comfort and embellishment. 2. Advantages: Car floor mats absorb water, dust, and stains, effectively preventing residual moisture and dirt from shoes from causing slippage between the clutch, brake, and accelerator pedals. This avoids potential safety hazards and reduces the likelihood of interior contamination and damage. After all, cleaning floor mats is more convenient and economical than cleaning the interior. 3. Functions: Thick base materials can block noise from the chassis and tires, enhancing driving comfort. Velvet-type car floor mats can also thoroughly absorb residual noise and echoes from the car audio system, protecting hearing from damage.

5

4

Share

What are the methods for dealing with handbrake failure in the Leopaard CS9?

Methods for dealing with handbrake failure in the Leopaard CS9 are as follows: 1. Brake pedal failure: If the brake pedal is aged, causing the pedal spring to be too loose or the screws to be too loose, symptoms such as slow brake return or incomplete return will occur. Conduct a detailed inspection of the car's pedal and promptly replace any damaged parts. 2. Low brake pump pressure: Low brake pump pressure can lead to incomplete brake return. Causes of low brake pump pressure include blockage in the brake system management and air leakage in the brake booster. 3. Lack of brake fluid: Lack of brake fluid is the main cause of incomplete brake return. It is necessary to promptly check the brake fluid and replace or replenish it as needed.

15

1

Share

What are the steps in an automobile factory assembly line?

Does Engine Oil Affect Fuel Consumption?

What to Do When Engine Oil Pressure is Insufficient?

Can I Purchase the Display Car Directly from the Showroom?

Why is there no sound when restarting after stalling in water?

Why is there water accumulation on the co-driver's floor mat of the Roewe 550?

What are the methods for dealing with handbrake failure in the Leopaard CS9?

What Are the Effects of Excessive Carbon Deposits in Cars?

What is the function of engine oil?

What are the precautions for changing car engine oil?

How is the quality grade of engine oil classified?