What is the fuel consumption of the JAC Refine 2.0?

Does the new BMW 5 Series have door drainage holes?

BMW 5 Series has door drainage holes. BMW 5 Series door drainage outlets: They are usually located at the lower part of the door panel, with at least two per door. Due to their low position, the drainage holes can easily get clogged with mud when driving on muddy roads for extended periods. The domestic 5 Series is a premium sedan, with the current generation introduced in 2004. The BMW 5 Series is undoubtedly one of the most outstanding series in automotive history, with its peak era beginning with the third-generation E34 (1988-1996). The current 5 Series is the third-generation product of the E34. In April 2017, the new generation BMW 5 Series long-wheelbase version made its global debut. Methods for cleaning door drainage holes: Use a syringe with a catheter for injection cleaning. Precautions: When cleaning hidden hoses such as those in the sunroof and other interior parts, avoid using hard objects like wire for unclogging to prevent hose rupture or detachment. Compared to other components in the car, the drainage holes, which are simple in principle and seemingly insignificant, are often overlooked. However, these small drainage holes can frequently cause significant trouble for car usage. Regular self-inspection can help address these minor issues promptly. Apart from the sunroof drainage holes connected to hoses, drainage outlets in areas like doors and front/rear taillights generally discharge directly through drainage channels inside the doors.

5

1

Share

What Happens If You Don't Change Engine Oil?

Failure to change engine oil will reduce the oil viscosity and cause severe thinning. Here are the functions of engine oil: 1. Reduced sealing performance: High-quality engine oil with appropriate viscosity can effectively seal the gaps between the cylinder block and pistons, preventing gas leakage. If the oil is not changed for a long time, it will become watery and lose its sealing function. 2. Reduced cooling performance: Oil has far superior heat absorption and conduction properties compared to water. Severely degraded oil will significantly impair heat dissipation. 3. Reduced lubrication: The viscosity of engine oil gives it strong adhesion, allowing it to form a protective film between gears, shafts, and other components for smooth operation and reduced wear. Degraded oil largely loses this capability. 4. Reduced cleaning function: Friction between metal parts generates debris, and combustion produces carbon deposits and other impurities. If oil is not changed regularly, these contaminants will accumulate between engine components, causing damage to engine operation.

9

5

Share

What are the three main components of a crankshaft connecting rod mechanism?

The crankshaft connecting rod mechanism consists of the following components: 1. Engine block group: cylinder block, cylinder gasket, cylinder head, crankcase, cylinder liner, and oil pan; 2. Piston connecting rod group: piston, piston ring, piston pin, connecting rod; 3. Crankshaft flywheel group: crankshaft, flywheel, torsional vibration damper, balance shaft. Extended content: The crankshaft connecting rod mechanism is the main moving mechanism of the engine. Its function is to convert the reciprocating motion of the piston into the rotational motion of the crankshaft, while converting the force acting on the piston into the torque output by the crankshaft to drive the rotation of the car wheels. The crankshaft connecting rod mechanism is composed of components such as the piston group, connecting rod group, crankshaft, and flywheel group.

1

5

Share

Where is the engine of Yufeng S16 produced?

The engine of Yufeng S16 is produced by Kunming Yunnei Power Co., Ltd. (referred to as Yunnei Power) in China. The following is an introduction to Yunnei Power: 1. Kunming Yunnei Power Co., Ltd., referred to as Yunnei Power, is affiliated with the State-owned Assets Supervision and Administration Commission of Kunming City. It is the first state-controlled listed company in China's multi-cylinder small-bore diesel engine industry, classified as a large-scale national enterprise and one of the 520 key enterprises supported by the state, with development and production capabilities ranking among the top in the industry. 2. The company was established in 1999, initiated by Yunnan Internal Combustion Engine Factory as the sole promoter, and is a listed company established through public offering. It has a history of more than 50 years in the development and production of diesel engines.

19

4

Share

Is Pre-check Necessary for One-button Start?

One-button start does not require pre-check. Here are the relevant introductions about one-button start: 1. The self-check is real-time. If there is a fault, the fault light will illuminate during driving. The reason for having this gear is more focused on the opening and closing of the vehicle's subsequent maintenance circuit. In most cases, it is not possible or necessary to start the engine for maintenance. 2. The start gear is for vehicle startup. One-button start integrates the gear switch, leaving only the ON gear and the start gear. This is also to save the time of starting the vehicle. 3. The self-check is when the key is in the ON gear. It is to ensure the system pressure by operating the fuel pump, and turning on the power of various electrical appliances can prevent damage caused by the high current and high load during direct startup.

10

1

Share

Where is the Volkswagen Bora produced?

The FAW-Volkswagen Bora is produced in Changchun City, Jilin Province. Exterior features of the new Bora: The new Bora retains the natural, smooth, and robust sporty style of the previous model while incorporating Volkswagen's latest design philosophy and Chinese cultural elements, giving it a more dynamic appearance. Compared to the old Bora, the new Bora has slightly increased its length and width while maintaining the same wheelbase of 2513mm. The dimensions of the old Bora were 4376mm in length, 1735mm in width, and 1446mm in height, whereas the new Bora measures 4383mm in length, 1742mm in width, and 1446mm in height, with both length and width increased by 7mm. The new Bora features Volkswagen's latest signature V-shaped front grille, with the VW emblem shared with the Sagitar placed in the center of a three-dimensional chrome radiator grille. Drawing design elements from the Phaeton, the crystal diamond fish-eye headlights are arranged in a double-ring configuration, with the VW logo embedded in the three-dimensional corner headlights that extend to the sides of the car, increasing brightness by 15%-20%. Performance of the new Bora: The body strength and precision of the new Bora have reached international advanced levels, with uniform and tight body gaps approaching 0mm. This level of craftsmanship is typically seen only in high-end models like Mercedes-Benz and BMW. The new manufacturing techniques also enhance the overall aesthetic appeal and significantly improve safety. The new Bora is equipped with an SMFi engine, which stands for Sequential Multi-point Fuel Injection Urban Engine. This engine is also used in several other Volkswagen models and is a representative of Volkswagen's mature and efficient engine technology.

16

3

Share

What is the fuel consumption of the JAC Refine 2.0?

Does the new BMW 5 Series have door drainage holes?

What Happens If You Don't Change Engine Oil?

What are the three main components of a crankshaft connecting rod mechanism?

Where is the engine of Yufeng S16 produced?

Is Pre-check Necessary for One-button Start?

Where is the Volkswagen Bora produced?

Why Downshift Before Overtaking?

How to Restore a Car Dash Cam to Factory Settings?

How to Reset the Tire Pressure Light on a Cayenne?

What is the P0135 fault code?