While regular unleaded gas shaves a few dollars off filling up your tank, Mercedes-Benz engines require premium gas due to their high-compression ratios. This means using regular gas may lead to costly repairs. To avoid more repair bills outside of scheduled service, you should always fill up with premium fuel.
What happens if you put 87 in a Mercedes?
Don’t worry! While it may affect performance, accidentally putting regular gas in your Mercedes-Benz won’t damage your car. While Mercedes-Benz cars run on premium fuel, your car will adjust if you accidentally put in 87 octane. You may notice lower performance and a drop in fuel economy.
Can Mercedes run on 87 octane?
Its engine uses higher pre-ignition temperatures designed for a higher-octane fuel. Therefore, the best gasoline for Mercedes Benz engines we recommend is premium unleaded gasoline. As also recommended by its manufacturer, Mercedes-Benz engines particularly require gasoline of 91 octanes or higher.
What if I accidentally put 87 instead of 91?
If the octane rating is less than 91, you could damage the engine and may void your vehicle warranty. If heavy knocking is heard when using gasoline rated at 91 octane or higher, the engine needs service.” Note that this applies only to engines that require premium gas.
Can Mercedes take regular gas? – Related Questions
What happens if you put 87 in a premium car?
A higher-octane gas, such as premium, helps prevent engine knock. In older cars that require premium, The Drive reported fueling with 87 octane would almost immediately cause the engine to start knocking. But newer model cars are better equipped to handle it.
What happens if you accidentally put regular gas instead of premium one time?
If you mistakenly fill up with regular fuel, your car’s ECU will adjust engine timing and performance to work with the lower-octane fuel. In most cases, this is ok for the times when there are no premium pumps around, but it’s not ideal to run the cheapest fuel possible for extended periods of time.
What happens if I put 87 in my BMW?
The short answer is – nothing. Most BMWs can run on regular gas so you aren’t at any risk of causing damage to your brother’s car. When you put regular gas in a BMW as opposed to premium, the car will recognize this and may run with a little less power and less timing but all components will work properly.
What happens if you put 87 in an Audi?
To avoid damaging the engine, cars have built-in safeguards should you run a lower octane than is recommended. But, you’ll likely lose performance as boost pressure in turbo models and ignition timing is dialed back in response to any knock that occurs because of the lower-octane fuel.
Do all Mercedes take premium gas?
All Mercedes-Benz gasoline cars require Premium Unleaded Gas. At a minimum, you should use premium 91 octane gasoline or higher. Avoid using low octane gas such as: Regular Unleaded Octane 87.
What luxury cars use regular gas?
10 Luxury Cars That Use Regular Gas
- Lexus 2014 ES 350 and 300h Hybrid.
- Volvo 2014 XC90.
- Buick 2014 Regal with 2.4 Liter Four Cylinder.
- Buick 2014 Enclave.
- Lincoln 2014 MKZ Regular and Hybrid Models.
- Hyundai Equus 2011 4.6-liter V-6 Engine.
- Cadillac 2015 ATS Coupe with 3.6-liter V-6 Engine.
Can I put 89 gas in my BMW?
BMW requires 91-octane fuel at a minimum, with 93 recommended, so we did just that, switching between the common forms of premium gas depending on which state you’re in.
Do I really need premium gas?
In today’s automobiles, advances in engine technology mean that even if the owner’s manual recommends premium gasoline, the car will typically run on regular without issue and won’t damage the engine in any way.
Does premium gas last longer?
No, premium gas does not last longer than regular gasoline in a fuel tank. A car owner might only consider the longevity of a car’s gas if the vehicle has been sitting unused for an extended period.
Does Audi need premium gas?
What is this? Audi vehicles are made to run on premium gasoline because of their direct-injection technology and turbocharged engines. Without using premium fuel, you can damage your Audi’s engine and even cause severe damage if you don’t fill up with regular gas when it’s recommended.
Does BMW take premium gas?
No matter your model, BMW recommends using only premium-unleaded fuel. That’s not to say your BMW won’t run on lower-grade fuel, but premium-unleaded fuel will maintain its quality in the long run, letting you drive at peak performance consistently.
What happens if you put 93 instead of 87?
In most cases, the vehicle will run fine, but you may experience less power and a decrease in gas mileage. In more serious cases, you may hear engine knocking or valve chatter because the fuel isn’t burning right. These things could damage your engine and you should take it to your mechanic.
What type of gas does Lexus use?
Lexus SUVs Recommended Fuel
| Model |
Minimum Recommended Octane |
| Lexus RX |
87 Octane (Regular Fuel) |
| Lexus RX Hybrid |
91 Octane (Premium Fuel) |
| Lexus GX |
91 Octane (Premium Fuel) |
| Lexus LX |
91 Octane (Premium Fuel) |
Is it OK to put regular gas in a Lexus?
Lexus requires that the minimum gas octane rating be 91, which is premium gas. All Lexus coupes, which are high-performance cars, require high octane premium gas. The engines of these cars run with a high compression ratio to generate more power. Using regular gas will lead to knocking, which results in engine damages.
Is 89 a premium gas?
Gas stations in the United States generally offer three octane grades: regular (usually 87 octane), mid-grade (usually 89 octane), and premium (usually 91 or 93 gas).
Can I put 87 gas in my Lexus?
If you want to continue to enjoy the outstanding power and high-level efficiency offered in new Lexus models, you’ll want to utilize the recommended Lexus gas type. Some Lexus vehicles will require premium 91-octane fuel while others can use regular 87-octane fuel.