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What are the reasons for a car having fuel and electricity but failing to start?

1 Answers
LorenzoAnn
07/29/25 11:27am
There are several reasons why a car has fuel and electricity but fails to start: First, check the spark plugs: Since spark plugs are crucial to the car's ignition system, and the ignition system is key to the engine's operation, the performance of the spark plugs directly affects the overall working performance and efficiency of the vehicle. Battery depletion: The characteristic symptom is that the starter begins to turn but lacks sufficient speed or power, and later, the starter only makes a clicking sound without turning. If this occurs, call the service station for assistance, jump-start the car, or temporarily start it, but be sure to take the battery to the service station for a recharge afterward. Fuel flow obstruction: The characteristic symptom is the absence of fuel pressure in the engine's fuel supply line.
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What Are the Hazards of Gear and Speed Mismatch?

The hazards of gear and speed mismatch are: 1. Accelerated wear and tear on mechanical components, leading to premature damage to the engine and transmission; 2. Insufficient engine power causing stalling or engine strain resulting in vehicle shaking. The corresponding speed ranges for each gear in a manual transmission are: 1. 1st gear corresponds to 10 to 20 kilometers per hour; 2. 2nd gear corresponds to 20 to 30 kilometers per hour; 3. 3rd gear corresponds to 30 to 40 kilometers per hour; 4. 4th gear corresponds to 40 to 50 kilometers per hour; 5. 5th gear corresponds to 50 to 60 kilometers per hour; 6. 6th gear corresponds to speeds above 60 kilometers per hour. The steps for starting a manual transmission vehicle are: 1. Sit properly in the car; 2. Start the engine; 3. Press the clutch; 4. Engage 1st gear; 5. Slowly release the clutch; 6. Gently press the accelerator; 7. Fully release the clutch, completing the vehicle start-up process.
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What is the actual fuel consumption of the Envision S?

The actual fuel consumption of the Envision S is 8.4L/100km. The following are specific reasons for high vehicle fuel consumption: 1. Affected by temperature: causing fuel consumption fluctuations. In winter when temperatures are low, fuel consumption tends to increase slightly. 2. Prolonged lack of vehicle maintenance: Dirty engine oil and air filters can also lead to increased fuel consumption. Dirty engine oil results in poor lubrication, increasing resistance in various moving parts of the engine, requiring more energy to overcome the resistance, thus raising fuel consumption. 3. Excessive carbon buildup in the vehicle: Carbon deposits commonly accumulate in the throttle body, fuel injectors, intake manifold, and piston tops. Excessive carbon buildup in any of these areas can lead to incomplete combustion, thereby increasing fuel consumption.
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What Are the Causes of Difficult Cold Starts?

Here are the reasons for difficult cold starts: 1. Poor fuel quality: Inferior fuel quality leads to poor fuel volatility, especially in winter when temperatures are low. During cold starts, the engine block temperature is low, making it difficult for the fuel to atomize. The fuel injected into the cylinders cannot mix sufficiently with air, resulting in difficulty starting. 2. Excessive carbon buildup on valves and intake pipes: The lower the temperature, the more fuel is required for a cold start. Carbon deposits significantly affect whether a cold start proceeds smoothly. 3. Delayed spark plug replacement: Cold starts require higher ignition energy. After a certain mileage, the electrode gap of spark plugs increases, and beyond a certain point, they can no longer properly ignite the air-fuel mixture in the cylinders, making it very difficult to start the car.
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How Many Kilometers Should a BMW's Transmission Oil Be Replaced?

BMW's transmission oil should be replaced every 60,000 kilometers. Transmission oil can generally be used in automatic transmissions available on the market. In fact, each automatic transmission design has different technical requirements. Even the same model of transmission configured in different vehicle models will have differences in torque, weight, speed, structure, etc. Therefore, the original manufacturer has its own specified dedicated transmission oil. Below is information about BMW: 1. Brand: BMW's automotive brands include: BMW 1 Series, BMW 3 Series, BMW 5 Series New Energy, BMW 5 Series, BMW 2 Series Tourer. 2. Body dimensions: The BMW 1 Series has a length, width, and height of 4462mm, 1803mm, and 1446mm respectively, with a wheelbase of 2670mm, and the body type is a 4-door, 5-seater sedan.
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Is the engine used in the Changan CX20 from Suzuki?

The engine used in the Changan CX20 is not from Suzuki. The Changan CX20 is equipped with the all-new BLUECORE 1.4L DOHC VVT all-aluminum engine developed by Changan. The Changan CX20 uses two types of engines in total: one is a 1.3-liter naturally aspirated engine, and the other is a 1.4-liter naturally aspirated engine. The specific details are as follows: 1.3-liter naturally aspirated engine: It produces 86 horsepower and a maximum torque of 110 Nm. The engine's maximum power is achieved at 6000 rpm, and the maximum torque is available between 3000 to 4000 rpm. This engine features multi-point fuel injection technology and uses an aluminum alloy cylinder head and block. It is paired with either a 5-speed manual transmission or a 4-speed automatic transmission. 1.4-liter naturally aspirated engine: It delivers 101 horsepower and a maximum torque of 131 Nm. This engine also features multi-point fuel injection technology and uses an aluminum alloy cylinder head and block. It is paired with either a 5-speed manual transmission or a 5-speed AMT transmission.
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