What is the oil specification for Volkswagen Jetta?

2 Answers
MacGeorge
09/02/25 8:17am
Volkswagen Jetta's oil specification is 5w40. The functions of engine oil are: 1. To separate the relatively sliding parts' surfaces, thereby reducing wear; 2. To bring heat back to the oil tank and then dissipate it into the air, helping the radiator to cool the engine; 3. To circulate carbon deposits, sludge, and worn metal particles from engine parts back to the oil tank, flushing away dirt generated on the working surfaces of parts through the flow of lubricating oil. Taking the 2020 Volkswagen Jetta as an example, it belongs to the compact car category, with body dimensions of: length 4501mm, width 1704mm, height 1469mm, wheelbase of 2604mm, fuel tank capacity of 52.8l, trunk capacity of 546l, and curb weight of 1165kg.
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BrodyFitz
09/15/25 3:25am
I've been driving a Volkswagen Jetta for many years, and the oil grade is usually 5W-30 or 5W-40, depending on the year and engine of your car. For example, older models might use 5W-40, while newer ones recommend 5W-30, which meets the VW502 standard. The 'W' stands for winter fluidity, with 5 indicating good cold-start performance, and 30 representing high-temperature viscosity. Choosing the right grade ensures smoother engine operation. Once, I used 10W-40 oil, and my fuel consumption shot up, the engine noise increased, and I lost a lot of money on fuel. So, I always check the manual during maintenance to confirm the correct grade and avoid mistakes. I change the oil every 5,000 kilometers and add a cleaning additive during oil changes to extend engine life—saving money, hassle, and ensuring safety. Never skimp and buy the wrong oil just to save a few bucks.
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