Is It Worth Repairing Small Dents Caused by Hail?

Can You Continue Driving When the Transmission Warning Light Is On?

You should not continue driving when the transmission warning light is on. The illumination of the transmission warning light indicates a fault in the powertrain control system, which could be due to a wiring issue with one of the transmission sensors. The specific fault can be diagnosed using a computer scan tool to read the fault code. The solutions for a transmission warning light are as follows: 1. Occasional or persistent faults in the automatic transmission's electronic components (sensors, solenoids, or the control module): The transmission warning light (some models do not have a dedicated transmission warning light, and transmission faults may trigger the engine warning light instead) will illuminate; replacing the faulty electronic components can resolve the issue. 2. Mechanical faults in automatic transmission vehicles: Severe transmission issues such as engine revving without acceleration, transmission slipping, clutch burnout, or failure to move after pressing the accelerator may trigger the transmission control unit to activate a fault alert, causing the transmission warning light to illuminate; these issues require inspection and repair at a service center. 3. Transmission fluid overheating causing the warning light to illuminate: This can occur due to overfilling of transmission fluid or blockages in the transmission cooler (internal or external, often during hot weather), as well as torque converter slippage leading to transmission overheating protection. Changing the transmission fluid can resolve this issue.

8

3

Share

What Maintenance Should Be Done for a Car with 50,000 Kilometers?

Introduction to the maintenance items for a car with 50,000 kilometers is as follows: 1. Replace engine oil and filter: Generally, manufacturers recommend replacing the engine oil every 5,000 kilometers or six months. When changing the oil, the oil filter must also be replaced simultaneously; otherwise, it will affect the quality of the lubricant. 2. Inspect and replace brake pads: During inspection, it's important to note that new brake pads are typically about 1.5cm thick. If the brake pads wear down to approximately 0.3cm in thickness, they should be replaced promptly. 3. Inspect and replace spark plugs: If there is carbon buildup, black oil stains, etc., on the spark plugs, they should be cleaned, and replaced if necessary.

7

1

Share

Why is there no air coming from the car's heating system?

The reasons why the car's heating system is not blowing air are as follows: 1. The thermostat is damaged, causing the cooling system to enter the large circulation cycle prematurely. 2. The air filter is dirty and clogged, affecting the heating performance. 3. The heating control button is damaged and cannot transmit the corresponding heating supply signal. 4. The small heating radiator is blocked, preventing coolant from passing through it. 5. The water pump impeller is damaged or slipping, resulting in insufficient flow through the small heating radiator. Here are the functions of the car's heating system: 1. Provides warmth to the car interior, increasing the temperature inside the vehicle. 2. Can defrost windows. The working principle of the car's heating system is: a complete set of devices that blows cold air onto the surface of the heat exchanger, absorbs its heat, and directs it into the car, thereby raising the temperature inside the vehicle.

2

4

Share

What Are the Main Functions of Automotive Sensors?

Automotive sensors primarily function to convert various operational conditions of the vehicle, such as speed, temperature of various mediums, and engine operating conditions, into electrical signals that are transmitted to the computer, ensuring the engine operates in its optimal state. Common automotive sensors include: 1. Intake Pressure Sensor: Reflects changes in the absolute pressure within the intake manifold, providing the ECU (Engine Control Unit) with a reference signal for calculating fuel injection duration; 2. Air Flow Meter: Measures the amount of air inhaled by the engine, supplying the ECU with a reference signal for fuel injection timing; 3. Throttle Position Sensor: Measures the opening angle of the throttle, providing the ECU with a reference signal for fuel cutoff, fuel/air ratio control, and ignition timing correction; 4. Crankshaft Position Sensor: Detects the crankshaft and engine speed, supplying the ECU with a reference signal for determining ignition timing and operational sequence; 5. Oxygen Sensor: Detects oxygen concentration in the exhaust, providing the ECU with a reference signal to control the fuel/air ratio around the optimal (theoretical) value; 6. Intake Temperature Sensor: Detects intake air temperature, supplying the ECU with data to calculate air density; 7. Coolant Temperature Sensor: Detects coolant temperature, providing the ECU with engine temperature information; 8. Knock Sensor: Installed on the engine block to specifically detect engine knocking conditions, providing the ECU with signals to adjust ignition timing.

13

2

Share

How often should the spark plugs be replaced in a Tiida?

The spark plugs in a Tiida should be replaced approximately every 100,000 kilometers. Methods to determine if spark plugs are damaged: Remove the spark plugs and observe them. The condition of the spark plugs can be judged based on their appearance and color. Normal spark plugs have an insulator skirt and electrodes that appear gray-white, gray-yellow, or light brown. A properly functioning spark plug has a reddish-brown insulator skirt, an electrode gap between 0.8-0.9mm, and no signs of electrode burn. If the spark plugs are covered in oil or deposits but are not damaged, they can continue to be used after cleaning off the oil and deposits. If the spark plugs are severely damaged, showing signs such as blistering at the top, black streaks, cracks, or melted electrodes, the cause of the damage should be identified. After troubleshooting, replace the spark plugs with new ones. Additionally, if the spark plugs appear black as if smoked, it indicates that the wrong heat range was selected or that the air-fuel mixture is too rich, with oil creeping up.

4

1

Share

How to Maintain Car Wipers?

Methods for maintaining car wipers are as follows: 1. When using wipers to remove dust from the windshield on sunny days, always spray glass cleaner and avoid dry wiping. 2. If there are other stubborn or hard contaminants on the glass, clean them manually. 3. When lifting the wiper blades during car washing or routine cleaning, hold the "back" of the wiper blades and gently return them to their original position. Do not let them snap back abruptly. 4. In winter, use an ice scraper to remove ice from the windshield before using the wipers to avoid putting extra strain on them. Here is some information about wipers: 1. Wipers, also known as windshield wipers, are devices used to wipe away rain and dust from a vehicle's windshield to improve driver visibility and enhance driving safety. 2. Due to legal requirements, almost all cars worldwide are equipped with wipers. Rear windows of hatchbacks and SUVs also often have wipers. 3. Besides cars, other vehicles such as trains and trams are also equipped with wipers. Some engineering machinery, like cranes, may also have wipers installed.

8

3

Share

Is It Worth Repairing Small Dents Caused by Hail?

Can You Continue Driving When the Transmission Warning Light Is On?

What Maintenance Should Be Done for a Car with 50,000 Kilometers?

Why is there no air coming from the car's heating system?

What Are the Main Functions of Automotive Sensors?

How often should the spark plugs be replaced in a Tiida?

How to Maintain Car Wipers?

What is the difference between SAE 30 and SAE 40 engine oil?

How often should the Accord air filter be replaced?

What does the autonomous driving assistance system mean?

How is the average speed calculated in a speed control zone?