천만원짜리 수입차를 실제로보니.. (반전주의)

정비딜러 영범이

26 Jan 202411:09

Summary

TLDRThe video shows a used car dealer inspecting two BMW 5 series diesel sedans in the $10,000 price range to assess their condition before purchase. He test drives them and thoroughly checks areas like the engine bay and undercarriage. He points out worn parts needing replacement and fluids not maintained. Though no major issues are found, he cannot recommend either car due to lack of proper maintenance. But notes that if one just wants an affordable, problem-free used 5 series, these could be options with some maintenance investment.

Takeaways

😀 The video is an inspection of two used BMW 5 series vehicles for purchase
😊 One car has lower mileage but seems poorly maintained, the other has higher mileage but was well cared for
🤔 Major factors in used car purchase are mileage, year, accident history, and options
😮 Both cars need some maintenance like transmission oil, engine mounts etc which will cost ~$1-3k
😐 The first car has some exterior damage and leaks, seems riskier to purchase
😕 Proper regular maintenance is key, even in low mileage cars
🙂 Higher mileage but well maintained cars can still be a good purchase
😃 Test drives feel smooth and nice in both cars typical for BMW 5 series
☹️ Important to thoroughly inspect leaks, wear and key components underneath the car
💡 Overall the second higher mileage but cleaner car seems like the better option

Q & A

What models of BMW are being considered for purchase?
-Two used 5 Series BMWs, one with around 130,000 km and one with around 170,000 km.
Why are used 5 Series BMWs so affordable?
-As newer generations of the 5 Series are released, prices of used previous generation models drop significantly.
What engine types are mentioned?
-N47 and B47 diesel engines.
What recall issue is mentioned for BMWs?
-An EGR recall issue is mentioned. Whether the cars have had the recall done is important to check.
What driving impressions are given of the 5 Series?
-It's called the most refined sedan, with smooth handling even at high speeds compared to other models.
Are diesel BMWs considered fun to drive?
-Yes, the high low-end torque can provide a fun driving experience.
What irregularity is noticed during the test drive?
-The front license plate is missing which is illegal.
What maintenance items are recommended?
-Engine mounts, transmission fluid, differential fluid should be replaced. Tires also need replacement.
What flaws are pointed out in the higher mileage car?
-Exterior damage, lack of maintenance of fluids and parts.
What is the overall recommendation?
-The lower mileage car is better maintained and recommended, despite costing a bit more.

Outlines

00:00

🚗 Comprehensive Guide to Buying a BMW 5 Series

The video opens with an introduction by Jung-beom, a car dealer specializing in BMWs, who discusses the arrival of two BMW 5 series models priced around ten million won. One car has high mileage, while the other is more typical. The discussion covers the reasons behind the affordable pricing of older 5 series models due to model updates from N47 and B47 engines and body changes from F to G chassis, affecting second-hand market values. Jung-beom explains the differences between engine types, focusing on the N47 engine and its affordability in the used car market. A detailed inspection of the first car is conducted, highlighting issues such as bumper damage, potential oil leaks, and engine maintenance needs. The importance of checking for recalls, especially the EGR recall, and assessing driving dynamics and enjoyment levels of diesel versus gasoline engines in the BMW series is emphasized. The narrative conveys a thorough inspection process, including exterior, engine room, and undercarriage checks, to provide viewers with insights into selecting a well-maintained used BMW 5 series.

05:02

🔍 In-Depth Analysis of a Second BMW 5 Series

The second part of the video focuses on examining another BMW 5 series with 170,000 km mileage, featuring brown seats. The presenter comments on the car's clean interior and exterior, and compares its maintenance and condition with the first car, noting similarities in handling, acceleration, and braking despite the higher mileage. The video highlights the importance of thorough inspection, including lifting the car to check the undercarriage for leaks and wear on parts such as engine mounts and differential gear oil. The segment concludes with advice on considering the cost of replacing consumables, which can add up to significant expenses. The presenter suggests that, for those interested in purchasing a used BMW 5 series, the condition of the car is more critical than mileage, as maintenance costs will be similar. The segment aims to educate potential buyers on the nuances of selecting a high-mileage vehicle, emphasizing meticulous inspection to avoid future repair costs.

10:04

🛠 Tips for Managing Maintenance and Repairs

The final section of the video delves into the critical aspect of managing maintenance and repairs when purchasing a used BMW 5 series. The presenter reflects on the inspected vehicles, noting that neither was ideally maintained regarding consumables and potential repair needs. Despite this, the clean interior and careful use of the second car suggest it might still be a viable option for buyers willing to invest in necessary repairs and maintenance. The presenter stresses the importance of avoiding cars with pending issues, especially inexpensive consumables that could lead to significant problems if neglected. The segment wraps up with advice for viewers on choosing a used car wisely, factoring in maintenance history and repair costs to ensure a satisfying purchase. The overall message is cautionary, advising potential buyers to prioritize well-maintained vehicles to avoid unforeseen expenses and to ensure a reliable and enjoyable driving experience.

Mindmap

Keywords

💡used car

Used cars are an important theme in this video. The video follows a used car dealer inspecting two used BMW 5 series vehicles that are for sale. He points out issues, provides advice for checking used cars, and compares the condition of the two cars. This helps illustrate what to look for when buying a used car.

💡inspection

The video focuses on inspecting the used BMWs in detail. The dealer performs exterior, interior, test drive, and lift inspections on each car. He looks for problems like leaks, worn parts, accident damage, etc. This inspection process is key for evaluating the true condition of a used car before purchasing.

💡maintenance

The video emphasizes checking maintenance records and physical signs of maintenance. Well-maintained cars tend to be more reliable. The dealer notes issues like old engine oil, transmission fluid, worn engine mounts, and tire wear. This indicates the previous owners did not properly maintain these cars.

💡wear items

The dealer points out many 'wear items' that need replacement on the cars, like engine mounts, flex joints, transmission fluid, etc. These parts wear out over time and need periodic replacement. Checking wear items is important for understanding the maintenance needs of a used car.

💡mechanical issues

The dealer checks thoroughly for any mechanical issues like leaks, noises, or malfunctions. Mechanical problems can be expensive to fix, so identifying them early is critical. He finds no major issues, but points out the need to change wear items.

💡cosmetic issues

The video points out cosmetic issues on the cars like scratches, paint chips, stained seats, etc. These don't affect function but indicate how well the car was cared for. The dealer notes one car has more cosmetic issues than the other.

💡accident history

The dealer emphasizes checking a used car's accident history. Cars with accident damage can have hidden mechanical and safety issues. He notes to check online records and inspect the body closely for any signs of repairs.

💡test drive

The video includes test drives of each car. The dealer evaluates aspects like steering, acceleration, braking, noises, etc. Test driving is important for experiencing how a used car performs mechanically before purchasing it.

💡pricing

The dealer discusses how odometer readings, condition, maintenance, etc. impact used car pricing. A key purpose of inspection is determining a fair price. He notes one BMW is priced low for its odometer reading based on its overall condition.

💡documentation

The video advises checking service records, title histories, recall fixes, etc. to verify a used car's documentation. This provides critical information about the car. The dealer notes checking for outstanding recalls on these BMWs.

Highlights

Researchers developed a new chemical process to convert plant material into sustainable aviation fuel.

The process uses ionic liquids to break down lignin and produce high yields of furans for renewable jet fuel.

Ionic liquids are recyclable, reusable solvents that can dissolve biopolymers like lignin and cellulose.

Lignin makes up 15-30% of plant cell walls but has few uses compared to cellulose.

The new process converts lignin into furans at yields of up to 80% using metal chloride catalysts.

Furans can be upgraded into jet fuel through hydrogenation and hydrodeoxygenation reactions.

This avoids the need to ferment sugars into alcohols like ethanol for fuel production.

The process is efficient, renewable, and can utilize waste lignin from biorefineries.

Challenges include scaling up the process and reducing ionic liquid costs.

The new process could enable sustainable aviation fuel from non-food biomass.

More research is needed to optimize catalysts and reactor design for commercialization.

Overall, this is a promising step towards decarbonizing aviation through renewable fuels.

The chemical engineering breakthrough offers an efficient lignin valorization route.

With further development, the process could substantially green the aviation sector.

The research illustrates the potential of ionic liquids for lignin depolymerization.