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Why does the air conditioning not cool when the vehicle is wading through water?

1 Answers
LeAngelina
08/26/25 3:08am
When a vehicle is wading through water, the air conditioning may not cool due to excessive refrigerant. Here is an introduction to related content about water-damaged vehicles: 1. Specific definition of water-damaged vehicles: Water begins to accumulate in the vehicle, and internal components are damaged due to the water. Water-damaged vehicles also have corresponding flood levels. 2. Classification of flood levels for water-damaged vehicles: Flood level 1 is when water just reaches the vehicle's chassis, flood level 2 is when water reaches half of the wheels, flood level 3 is when water almost completely submerges the tires, flood level 4 is when water reaches the engine hood, flood level 5 is when water completely submerges the engine hood, and flood level 6 is when water submerges the roof.
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How to Open the Toyota Engine Hood?

First, press the unlock button in the control area on the left side of the steering wheel. At this point, the engine hood will slightly pop up. Then, there will be another latch under the middle part of the engine hood. Pull the latch and lift the front hood upwards. Here are some details about the engine hood: 1. The engine hood is a very important part of the car: If there are issues with the engine hood, it can affect the normal use of the car. Regular maintenance of the engine hood is necessary to ensure its longevity and prevent any disruption to the car's operation due to damage. 2. Closing the engine hood: Use both hands to pull the engine hood down. Place your hands on the front edge of the hood, corresponding to the positions of the headlights on both sides, and press down gently. There's no need to use excessive force; a clicking sound indicates that the hood is securely closed. Avoid pressing too hard on the central part of the hood. It's best not to slam it shut, as the engine hood is made of aluminum alloy, and excessive force can cause dents. Before closing the engine hood, always ensure that the support rod is placed back into its clip. Closing the engine hood while the support rod is still extended can bend the hood. Check and confirm that the engine hood is fully closed and locked. If the hood is not properly locked, it may open while the vehicle is in motion, leading to accidents that could cause serious injuries or even fatalities.
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Why is there no response when starting a Wuling?

Wuling not responding when starting is usually due to insufficient fuel supply or poor spray quality. Here is the relevant introduction about Wuling not responding when starting: 1. Insufficient fuel supply: The fuel system should be able to inject well-atomized fuel into the cylinder in a timely and appropriate amount. If there is a fault in the fuel system, the amount of fuel injected into the cylinder is small, resulting in reduced heat from combustion. When the heat is reduced to less than what the engine load requires, the engine will lack power. 2. Poor spray quality: When the engine is running, poor spray quality from the injector causes the surface area of the fuel injected into the cylinder to be small, reducing the oxygen combination rate. Even if the amount of fuel injected into the cylinder is sufficient, poor atomization quality results in less oxidation reaction and less heat generated.
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Will a Broken Charcoal Canister Increase Fuel Consumption?

Charcoal canister damage can lead to increased fuel consumption. Below is some information about the charcoal canister: 1. Function of the charcoal canister: The charcoal canister is part of the vehicle's evaporative emission control system, installed between the fuel tank and the engine. Its role is to direct fuel vapors into the engine cylinders for combustion and prevent them from evaporating into the atmosphere. 2. Symptoms of a faulty charcoal canister: When the charcoal canister malfunctions, the vehicle may exhibit symptoms such as unusual noises while driving, jerking when accelerating, a strong fuel odor inside the car, unstable engine idle, lack of power during acceleration, engine stalling, and difficulty starting the car.
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Does Ethanol Gasoline Harm Cars?

Ethanol gasoline does not harm cars. Here are the reasons: 1. Experimental Proof: In a durability test conducted by the China Automotive Technology and Research Center, 12 vehicles from the four largest domestic car manufacturers each underwent 80,000 kilometers of testing using ethanol gasoline that meets national standards. None of the 12 vehicles experienced any failures caused by the use of ethanol gasoline. 2. Post-Test Observation: After the test, engine disassembly observations showed no abnormal wear or corrosion in any of the test vehicles. Additionally, the pressure resistance and burst tests on the fuel system rubber hoses revealed no issues.
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What is the reason why the Wuling car cannot accelerate when cold but runs normally when hot?

Difficulty in accelerating when the engine is cold but normal when hot is most likely due to blocked fuel lines, a dirty throttle body, or engine carbon deposits. It is recommended to go to a 4S shop for inspection and cleaning of the throttle body, fuel injectors, etc. A faulty ignition coil may cause jerking when the engine is cold. The reasons for engine jerking are as follows: 1. High engine idle speed. 2. Improper adjustment of the throttle cable or throttle position sensor, leading to excessively high main oil circuit pressure. 3. Delayed upshifting. 4. Cracked or loose vacuum hose of the vacuum-type throttle valve. 5. Malfunction of the main oil circuit pressure regulator, causing excessively high main oil circuit pressure. 6. Stuck damper piston, failing to provide damping. 7. Missing one-way valve steel ball, causing the shift actuator (clutch or brake) to engage too quickly. 8. Slipping shift actuator. 9. Oil pressure solenoid valve not working. 10. Faulty ECU.
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How to Identify the Transmission Model?

Transmission model identification methods are as follows: 1. Transmission nameplate recognition: Many transmission housings feature a small metal nameplate typically displaying the automatic transmission manufacturer's name, model number, production serial code, torque converter specifications, etc. 2. Vehicle nameplate recognition: Some vehicles have manufacturer plates in the engine compartment, cabin, or door pillars containing information such as manufacturer name, vehicle model, body type, chassis number, engine model, transmission model, and factory serial number.
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