Jeep Wrangler Eco Mode [Does it Really Work?]

eco mode on jeep wrangler

Many vehicles have been incorporated with the eco mode to boost their overall efficiency and enhance their fuel-saving capacities. Jeep Wrangler eco mode feature makes it possible to save considerable amounts of fuel. You’ll be able to spot an eco-mode button inside most Wranglers these days.

It may not be easy to decipher how exactly this eco mode works in your vehicle. We have tried to explain the meaning and the working of Jeep Wrangler’s eco mode in the best possible manner. We hope you discover new insights into this relatively new and important feature.

What does ‘Eco Mode’ mean on a Jeep Wrangler?

Eco Mode basically refers to the term economical. Located on the left of the steering wheel, a press of this button will enhance the working of your vehicle in economic terms. The most prominent function of this button is to modify and adjust some specific features of your vehicle to improve its efficiency and the utilization of fuel.

For a more technical understanding, consider that the transmission performance and the engine output is limited by this feature. This implies that there will be a limit on the acceleration response to adequately conserve fuel.

The eco mode in Jeep Wrangler improves the fuel economy by changing the transmission schedule and the idle speed of the vehicle. The interactive deceleration fuel for the Wrangler is also shut off.  This mode can also serve to deactivate fuel cylinders whenever the engine is less demanding.

Through these appropriate adjustments, the fuel consumption of your vehicle is significantly reduced while the responsiveness is boosted.

 How does Eco Mode work in a Jeep Wrangler?

It is not easy to understand how the simple press of a button can alter the entire fuel utilization and the overall responsiveness of your vehicle. Furthermore, how can a simple feature like this conserve such a significant amount of fuel? We’ll help you better understand the technical operation of this feature.

The eco mode works by changing the working of your Jeep Wrangler’s engine. You can understand this better by considering that the engine of your Jeep is turned off just like when you stop at traffic lights.

The engine is started again when you press on the clasp pedal along with the accelerator.  In case the engine is not working at the time your vehicle is in eco mode, this feature will close the throttle valve and prevent more fuel from entering the piston.

This will ensure that no further combustion of a fuel occurs when the Jeep is on a halt.  As soon as you restart the engine of your Jeep, the throttle valve opens in a gradual manner while reducing the combustion of fuel in the engine.

The most important aspect of the eco mode is that it prevents the wide opening of the throttle valve even when the engine restarts. Not only this, but the eco mode also works by reducing the brightness of your vehicle’s headlights in case they are on. All these activities that occur in response to the press of a button help in the conservation of fuel.

How to activate the Eco Mode in your Wrangler

The eco mode in Jeep Wranglers can be activated by a simple press of the eco button. The press of this button establishes some changes in your vehicle’s response that aim toward the conservation of fuel.

The press of the eco button may limit the air conditioning in your car to better conserve energy. You may also feel that your Jeep is a bit slower than before.

This is why eco mode is more beneficial when you are travelling at a slow pace or relatively gently. You’ll derive maximum benefit out of the eco mode while driving in the suburban or urban landscapes. In general, the eco mode is best suitable for those with a gentle driving style.

However, when you are driving at a tremendous speed with robust acceleration and jerky braking, eco mode will not be able to conserve any fuel. A slow and unhurried pace is essential for this feature to work. Otherwise, you’ll not save any fuel and inadvertently call the feature useless.

It is recommended that you turn on the eco mode in all instances where you aim to improve the fuel economy. In a bid to cover maximum distance on minimum fuel, eco mode is the best possible accomplice.

Although, if you want to utilize your tough beast in breakthrough adventures that taste extravagant speed and tremendous acceleration, it would be better if you keep the eco mode off.

Note that it is completely alright if you choose to always keep this feature off.  The eco mode will only be able to conserve fuel if you drive your Jeep at a slow pace.

The primary motive of this feature is to conserve power and maximize the distance you can cover with every ounce of fuel. More than anything else, your driving patterns will affect the success of this option.

If you drive your Jeep in an aggressive manner, a relatively lesser amount of fuel will be saved. The utmost success of this feature is seen while driving smoothly, slowly, and without frequent braking. Only dwell on the eco mode if you strive to conserve maximum fuel while covering a large distance.

The EPA ratings for fuel economy in the Jeep Wrangler

The V-6-powered  Jeep Wrangler model is capable of conserving more fuel than any other Jeep model in history. Jeep has been steadily increasing fuel conservation in its vehicles through 2012 and aims to carry the culture into 2025.

The biggest improvement for the Wrangler has been the addition of an 8-speed automatic. This has replaced the old 5-speed automatic transmission in the previous models.

All the new Jeep Wrangler models that are equipped with a 6-speed manual transmission have also seen noteworthy improvements in fuel conservation. The Wrangler has been rated at 17 mpg city, 23 highway, and about 19 combined while working on a 6-speed manual and standard transmission.

These EPA estimates were first reported by the Roadshow. Further advancement with the 8-speed automatic can take these levels to 18 mpg city, 23 highway, and over 20 combined!  Jeep aims to sell the current generation Wrangler too as a 2018 model.

The generational distinctions will be employed to decipher the type of manual transmission. It is expected that the improved model will board about 1 to 2 mpg, according to the EPA estimates. Note that the current model returns 16 mpg city, 21 highway, and 18 combined when along a 6-speed manual transmission.

Along with a 5-speed manual transmission, it returns 16 mpg city, 20 highway, and 18 combined. The new model, along with its manual gearbox, will show a 1 mpg increase in the city, 2 mpg increase in the highway, and a 1 mpg enhancement on the combined.

The 8-speed automatic will further provide 2 more mpg in the city, 3 mpg on the highway, and 2 mpg rise in combined. The launch of the next-generation 2018 Wrangler will bring forth a 2-liter turbocharged inline-4 engine option along with 8-speed automatic transmission.

Jeep is also expected to introduce a diesel engine that will effectively meet the fuel economy regulations. It may be quite difficult to make a tough and burly vehicle like Jeep fuel-efficient, but Jeep is striving to maintain that promise nevertheless.

 Jeep Wrangler 3.0 EcoDiesel is one of the most fuel-efficient Wrangler

The new 3-litre EcoDiesel engine, weighing 400 pounds, may add much extra weight and expense, but is easily the more efficient engine produced by Jeep so far.

The superb extra torque and the intelligently reliable throttle mapping features make this diesel-based engine just as powerful on the drive as its gasoline-based counterparts.  The overall mileage is also much higher than all the previous Wrangler engines

Rated by the EPA, the EcoDiesel Wrangler unlimited is measured at 22 mpg city, 29 highway, and 25 combined. This rating may be lower than the popular expectations, but the overall fuel economy will be influenced by several other factors.  The driving style and the weather conditions will directly affect the utilization of fuel. Furthermore, bigger and more powerful tires will certainly improve the economy.


Jeep wrangler eco mode Jeep has been constantly striving to bring about the best possible fuel conservation in its vehicles. The Eco Mode feature, it aims to make fuel conservation possible with the simple press of a button.

This feature attains excellent improvements in fuel conservation through some intelligent technical alterations.  With increasing awareness about climate change and the implications of the use of fossil fuels, it is noteworthy that big manufacturers like Jeep are working hard in popularizing the importance of saving fuel. This is another proof that Jeep is but a gentle beast.

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