What is needed to unlock the handlebar lock of a motorcycle?

Why Does Harley-Davidson Use Air-Cooled Engines?

In the 1960s, Harley-Davidson also produced its own single-cylinder air-cooled engine with a displacement of 250cc. Later, this engine was applied to other Harley models, and Harley even modified it to increase the displacement to 350cc. This single-cylinder air-cooled engine was produced for over a decade before being discontinued, which speaks volumes about its reliability. In fact, since its inception, Harley-Davidson's motorcycle image has been defined by its 45-degree V-twin engine, which has become the brand's iconic hallmark. Harley-Davidson primarily produces high-torque, low-revving engines, which are inherently designed to be very tightly built, resulting in minimal heat generation. To this day, few riders have managed to push a Harley-Davidson motorcycle to the point of heat-induced performance degradation.

8

3

Share

BMW 1 Series Wheel Size?

BMW 1 Series has three types of wheels: 18-inch 118i rims, 17-inch 118i rims, and 16-inch 118i rims. The sizes vary depending on the model. Generally, in sedans, larger wheel sizes with higher tire aspect ratios can create a visually appealing tension effect and improve vehicle handling stability, but this comes with the additional issue of increased fuel consumption. Wheel width, commonly referred to as J value, directly affects tire selection. For the same tire size, different J values require different tire aspect ratios and widths. The professional term for bolt hole size is Pitch Circle Diameter (PCD), which refers to the diameter between the fixing bolts in the center of the wheel. Offset is the distance between the mounting surface and the centerline of the wheel, and this parameter can usually be found on the back of the wheel.

10

1

Share

How to Steer When Wheels Skid?

Wheel skid steering methods are as follows: 1. If the front wheels skid, turn the steering wheel in the opposite direction of the skid; 2. If the rear wheels skid, turn the steering wheel in the same direction as the skid; 3. When the front wheels skid to the left, causing the front of the car to swing left, steer right to straighten the front; 4. If the rear wheels skid to the left, causing the rear to swing left (equivalent to the front swinging right), steer left to straighten the front. Skidding results in the vehicle's acceleration direction being inconsistent with the car's axis, making it difficult to effectively control the vehicle. Correction involves adjusting the power direction to align the acceleration with the vehicle's axis, thereby regaining control over the vehicle's movement direction.

19

1

Share

How to Replace the Battery in a Wuling Hongguang S Key?

The steps to replace the battery in a Wuling Hongguang S key are: 1. Gently pry open the slot area with a flat-head screwdriver; 2. Lift the shell and open it along the gap created by prying; 3. Remove the two fixing screws with a Phillips screwdriver; 4. The battery cover will then open, revealing a CR2032 coin cell. Replace the battery and test the key. The Wuling Hongguang S is a crossover product independently developed by SAIC-GM-Wuling based on the Wuling Hongguang model, positioned between commercial and passenger vehicles. It features a sleek exterior design and a versatile, practical, and spacious interior. The Wuling Hongguang S has body dimensions of 4420mm in length, 1685mm in width, and 1755mm in height, with a wheelbase of 2720mm. It employs a front-engine, rear-wheel-drive layout and has a fuel tank capacity of 50 liters.

20

3

Share

What is the cause of the DM1 fault in a bulldozer engine?

Engine operates normally under no-load conditions, but exhibits slow acceleration, lack of power when climbing slopes, and insufficient power even when the accelerator pedal is fully depressed under load. The engine speed fails to increase adequately and cannot reach maximum speed. Engine load is a numerical parameter measured in milliseconds (ms) or percentage (%), with a typical range of 1.3~4.0ms (at idle) or 15%~40%. The engine load is calculated by the control unit based on sensor parameters and displayed via intake pressure or fuel injection quantity. Observing engine load at idle is commonly used to diagnose potential vehicle faults. The injection time for engine load is a purely calculated theoretical value. At idle, it can be understood as the minimum fuel injection quantity required for the engine to overcome its own friction and accessory drive mechanisms. The injection time for engine load and basic fuel injection quantity are solely related to engine crankshaft speed and load, excluding fuel injection corrections.

16

1

Share

What are the differences between the Sylphy Zhilian Zhizun and Zhilian Zunxiang versions?

The differences between the Sylphy Zhilian Zhizun and Zhilian Zunxiang versions are: 1. Different engine displacements: The Zhilian Zhizun version offers an additional 1.8L displacement option, while the Zhilian Zunxiang version only has a 1.6L displacement. 2. Different configurations: The Zhilian Zhizun version includes additional features such as tire pressure monitoring, active safety system, lane change assist, and engine start-stop technology, which are not available in the Zhilian Zunxiang version. The Dongfeng Nissan Sylphy has a body size of 4641mm x 1815mm x 1447mm, a wheelbase of 2712mm, a fuel tank capacity of 47 liters, front-wheel drive, an all-aluminum inline 4-cylinder engine, and a body weight ranging from 1212kg to 1278kg.

18

2

Share

What is needed to unlock the handlebar lock of a motorcycle?

Why Does Harley-Davidson Use Air-Cooled Engines?

BMW 1 Series Wheel Size?

How to Steer When Wheels Skid?

How to Replace the Battery in a Wuling Hongguang S Key?

What is the cause of the DM1 fault in a bulldozer engine?

What are the differences between the Sylphy Zhilian Zhizun and Zhilian Zunxiang versions?

Where is the engine number located on the Tiida?

Do I Need to Dilute Windshield Washer Fluid When Adding It to My Car?

What are the common types of clutch failures?

Where is the OBD interface located on the Excelle?