Which country's engine does the Junpai CX65 use?

Can You Directly Switch from 92 to 95 Octane Gasoline?

Occasionally, it is possible to directly switch from 92-octane gasoline to 95-octane gasoline, but long-term mixing is not recommended. This is because 95-octane gasoline is suitable for engines with high compression ratios. If a high-compression engine uses 92-octane gasoline, abnormal combustion may occur, leading to knocking and even engine damage. Additionally, carbon deposits will accumulate faster than usual, resulting in insufficient power, engine wear, or even complete failure. Gasoline is a mixture, and the chemical compositions of 92 and 95-octane gasoline are relatively similar, with strong anti-knock properties. However, to ensure vehicle safety, it is advisable to use them separately. The difference between 92 and 95-octane gasoline lies in their octane ratings and quality levels. The specifics are as follows: Different Octane Ratings: 92-octane gasoline contains 92% isooctane and 8% n-heptane, while 95-octane gasoline contains 95% isooctane and 5% n-heptane. Differences in Gasoline Quality: The octane rating of gasoline represents its anti-knock performance. Higher-octane gasoline has better anti-knock properties, allowing the engine to run more smoothly, reducing wear and tear, and providing better protection for the engine. Using a higher-octane gasoline in a vehicle designed for lower-octane fuel will not cause damage, but the increased octane rating may alter the fuel's ignition point, leading to delayed combustion. This can reduce the engine's power output and thermal efficiency, resulting in poorer performance. Using lower-octane gasoline in a vehicle designed for higher-octane fuel can cause engine knocking. Since the octane rating is significantly lower, the gasoline may ignite prematurely during the compression stroke. If combustion occurs before the spark plug fires, resistance will arise during the upward stroke, making the engine run very unstable. Mild knocking may only increase noise without noticeable engine damage, but severe knocking indicates serious engine issues, affecting driving stability and causing abnormal wear on pistons and cylinders, potentially leading to engine seizure. If you accidentally mix or use the wrong octane gasoline, simply refuel with the correct octane next time to restore normal operation. Some drivers believe using higher-octane gasoline can boost performance, but this is unnecessary if the engine's compression ratio does not meet the required standard. At best, it may slightly reduce carbon emissions and keep the engine cleaner.

4

Share

What's the difference between 4H and 4L in four-wheel drive?

The difference between 4H and 4L in four-wheel drive lies in the gear selection: 4H refers to the full-range four-wheel drive mode, suitable for normal driving with strong power output; 4L represents low-range four-wheel drive, designed for challenging road conditions with high torque capability. 4H stands for four-wheel drive high range, which provides stable directional performance and excellent handling when switching to four-wheel drive mode in rainy conditions. Drivers should note that speed must be maintained below 100 km/h in 4H mode. 4L indicates ultra-low four-wheel drive, primarily used for extremely harsh environments like swamps or deserts. Four-wheel drive, also known as all-wheel drive, typically features a small additional "lever" near the gearshift - the transfer case handle.

11

3

Share

How to Cancel the Automatic Tilt-Down Feature of BMW's Rearview Mirror When Reversing?

To cancel the automatic tilt-down feature of BMW's rearview mirror when reversing, simply move the mirror adjustment switch to the right. BMW vehicles equipped with the power-adjustable rearview mirror feature will automatically tilt the mirror downward when reversing, allowing the driver to better see the tires and the ground. Only one side of the mirror tilts down at a time, and both sides cannot tilt down simultaneously. The tilt angle is consistent each time. BMW is a German luxury car brand, with model series including i, X, Z, and pure numeric models such as 1, 2, 3, 4, 5, 6, 7, and 8. Taking the BMW X5 as an example, its body dimensions are 4909mm in length, 1938mm in width, 1772mm in height, with a wheelbase of 2933mm.

1

2

Share

What Causes the Car Temperature Gauge to Alarm?

The reasons for the car temperature gauge alarm are: 1. Lack of antifreeze; 2. The thermostat fails to open normally or is stuck; 3. The water pump's pumping capacity deteriorates, causing poor water circulation; 4. The cooling fan does not work properly or rotates slowly after the water temperature rises. The solutions for the car temperature gauge alarm are: 1. Lack of antifreeze: Check for leaks, repair, and refill to the correct level; 2. Poor water circulation: If the thermostat fails to open normally or is stuck, replace the thermostat; 3. If the water pump's pumping capacity deteriorates, leading to poor water circulation and high temperature, the pump blades may be damaged, requiring replacement of the water pump; 4. If the cooling fan does not work properly after the water temperature rises, check the fuse, relay circuit, or inspect and replace the fan.

18

4

Share

Why is the warm air from the car's heater blowing cold?

Reasons why the warm air from the car's heater blows cold: The vehicle has just started, and the water temperature in the radiator is very low. It takes some time for the water temperature to rise. Turning on the heater at this time will not only make you feel cold air but also add extra burden to the engine, causing the water temperature to rise even more slowly. The correct way to use the heater: Let the vehicle run for a while first. When the water temperature gauge reaches half of the normal operating temperature, then start using the heater. After turning on the heater, use the external air circulation first to refresh the air inside the car, then switch to internal air circulation after a few minutes. The working principle of the car's heater is a non-independent residual heat heating system, which uses the heat emitted by the radiator, exhaust pipe, etc., to warm the air, and then the fan blows it into the car. Therefore, there is no need to activate the compressor when using the heater, and this is sufficient.

18

4

Share

Where is the Wuling Capa engine from?

Wuling Capa's engine is from China. In terms of power, the Capa is equipped with a 1.5T turbocharged engine paired with a simulated 8-speed CVT transmission system, delivering a maximum output power of 147ps. The Wuling Capa is the first flagship model under Wuling's global silver badge. Its body dimensions are 4875mm in length, 1880mm in width, and 1700mm in height, with a wheelbase of 2800mm. Exterior-wise, the Wuling Capa features very smooth overall lines, exuding a muscular and powerful feel. The front grille adopts a horizontal chrome trim design, adorned with honeycomb elements, complemented by Wuling's global emblem, giving the front end a premium look unlike previous Wuling models. The split-type headlight design, with four lamp units and slim daytime running lights, gives a slight hint of Buick's styling.

9

2

Share

Which country's engine does the Junpai CX65 use?

Can You Directly Switch from 92 to 95 Octane Gasoline?

What's the difference between 4H and 4L in four-wheel drive?

How to Cancel the Automatic Tilt-Down Feature of BMW's Rearview Mirror When Reversing?

What Causes the Car Temperature Gauge to Alarm?

Why is the warm air from the car's heater blowing cold?

Where is the Wuling Capa engine from?

Can a C1 license be directly upgraded to an A2 license?

What to Do When the BMW Brake System Warning Light Comes On?

Is It Necessary to Clean Carbon Deposits?

How many seats does the Wuling Hongguang Mini have?