As soon as you get down to a quarter or half a tank, fill it with premium, which will raise the average octane level fed to the engine. Some luxury cars truly do require premium gas. The higher the octane reading of gasoline the higher the resistance to pre-ignition knock. It detonates when the spark plug ignites the air-fuel mixture, resulting in smoother running, more efficient, and more powerful operation. I alternate between premium and regular. Here is what I know about the new 4. We talked to company representatives, combed through specs and downloaded more owners manuals than we can count.
You don't have to remove the engine block, you do have to remove the upper and lower intake manifolds to get to them. And on to the premium. Considering I keep mine 8 years or longer on average, I sure don't plan to risk it. This ensures optimal smoothness of idle, acceleration and overall power. Recommended generally means that fuel rated as low as regular 87 gas can be used with the warning that reduced acceleration and knocking could result — but check with the dealer and the owner's manual to be sure.
If it acted up use 2 tanks of premium. . This is especially true in the automotive world where high-end vehicles often cost an arm, a leg and a sizable chunk of your torso. Lexus motors are often designed with a specific grade of gasoline in mind, although they will run on lower grades if necessary. How Premium Gas Helps As mentioned, premium gas prevents fuel predetonation under compression.
I see no reason to pay 40 cents a gallon more for premium gas. I have several cars that are supposed to use premium and I have used regular in them all consistently. Since then, the owners manuals read that 87% is fine and no problems with warranty issues if the car had only used 87%. I owned since new a 2002 430 and a 2010 460 and never used higher than 87 octane except probably for the first full tank from the dealer — each car ran with no problems whatsoever. If you have any driving queries for Jason, send him a message at globedrive globeandmail. Interestingly, many Lexus models are based on shared platforms with Toyota equivalents.
All I needed is to top the tank with 93 octane and the throttle response returned to normal. But why the difference in octane? On the following page is a list of other models that are recommended premium and others that require it. That stigma no longer holds true, and the Lacrosse fully seated itself at the luxury car table. Premium fuel has often been specified for Lexus vehicles and regular fuel for Toyota vehicles. Specific octane requirements were not explicitly listed in manufacturer specifications. However not all middle-premiums are the same they are a pump blend of hi-test and regular gas.
??? Do you really need to buy premium gas? Also, it probably wouldnt help to put regular in it anyway, because the ecu will probably detune the the engine accordingly to knock it may sense. If your performance or mpg decreases to a point that it is a concern simply go back to mid grade or premium fuel. Happy Holidays, Paul The Lexus and Toyota might be using same engine hardware. Fuel requirements for Lexus automobiles are no different. Go fill up at Sams Club or Costco and pay 20 cents less for the premium.
Back when I was driving my 95 Z28, gas prices soared and I was feeling the pinch. This leads to lower performance and lower mpg. The larger car-based utility will also use regular fuel without burning a hole in a piston or sending a connecting rod through the side of its block. They use the exact same engine as a Lexus and they all have a 10. In order to crank the engine fast enough to start, the starter needs a lot of amperage or current to apply the amount of torque required.
I feel like you have to use what your car was engineered to burn. If you would like to write a letter to the editor, please forward it to. Its cherry on top is its phenomenal fuel economy, combining electric power with a 1. It also gets great mpg. This allows you to remove two screws. However, they say that using midgrade gasoline can lead to knocking when starting your vehicle when it's hot outside.
All of the V6 engines in Toyota cars are rated for regular gas. And on to the premium. The onboard computer will override and compensate for any problems that you may have with the lower grade gas. The difference in fuel economy, however, is almost immeasurable. The 2015 does not have that recommendation for the 350. I have several cars that are supposed to use premium and I have used regular in them all consistently.
You will get nowhere near 30 mpg driving in real-life conditions. None of these are common pollutants. And finally in the third group high-octane gasoline is required for proper operation. Depending on the make of your Lexus, you may be required to use a minimum of 91-octane gas. If you want professional opinions - the car talk guys recommend regular fuel.