Returning 25 MPG combined, the 2023 Jeep Wrangler 4dr EcoDiesel won’t win any hypermiling contests. But for buyers seeking a torquey, off-road machine with a diesel powertrain, this fuel economy represents a reasonable compromise between capability and running costs. These buyers prioritize rock crawling and open-air adventure, and understand that wind resistance and knobby tires affect fuel efficiency. For them, fuel efficiency is less important than character and off-road performance.

City and highway performance

The EPA estimates the 2023 Wrangler EcoDiesel at 22 MPG in the city and 29 MPG on the highway. The city figure reflects stop-and-go driving plus the Wrangler’s design and weight. However, the highway number is respectable, thanks to the 8-speed automatic transmission and the diesel engine’s torque, which lets it cruise at lower RPMs. Consider these figures benchmarks, understanding that driving habits and terrain impact fuel consumption.

Annual fuel cost

The EPA estimates the annual fuel cost for the 2023 Jeep Wrangler 4dr EcoDiesel at $2,250. This assumes 15,000 miles of driving per year and the national average diesel price at the time of calculation. Fuel price changes affect this figure. Drivers who cover more miles, especially in demanding conditions, should expect to spend more. Before purchasing, consider how this fits into your budget, including potential maintenance costs of a diesel engine.

Real-world expectations

While the EPA provides a benchmark, real-world Wrangler EcoDiesel fuel economy varies. Drivers who off-road often, add aftermarket accessories, or drive in cold weather can expect lower mileage than the EPA estimates. However, those who commute on flat terrain and drive moderately may achieve figures closer to the EPA’s highway rating. Tire pressure, cargo weight, and driving habits all affect fuel consumption. Understanding your driving habits is key to predicting fuel costs.

How it compares

Comparisons to other Wranglers are revealing. The standard 2.0L turbocharged four-cylinder Wrangler returns slightly better fuel economy, with an EPA rating of 22 MPG combined, showing the trade-off for the diesel’s torque. The V6-powered Wrangler achieves a similar number. The Ford Bronco, a key competitor, offers different powertrains with varying MPG, but comparable models are around 20 MPG. Choosing the EcoDiesel variant means prioritizing torque and a driving experience. Explore all Jeep fuel economy data to see the complete picture. Also see the WRANGLER MPG across all years

Tips to maximize efficiency

Maintaining tire pressure is important. The Wrangler’s tires are sensitive to underinflation, which increases rolling resistance and reduces fuel economy. Check the sticker on the driver’s side doorjamb for the recommended pressure and check it regularly.

Minimize weight. The Wrangler is already heavy; avoid carrying excessive cargo or adding heavy accessories unless essential. Extra weight increases fuel consumption, especially during acceleration and off-road excursions.

Anticipate traffic flow and avoid aggressive acceleration. The diesel engine’s torque allows for relaxed driving. Gentle acceleration and anticipating traffic, minimizing braking, can improve fuel economy. Avoid idling, as diesel engines consume fuel while stationary.

Consider using the Wrangler’s Eco mode, if equipped. This mode adjusts the throttle response and shift points to prioritize fuel efficiency. While it may slightly reduce performance, it can save fuel, especially during highway driving.

Keep up with regular maintenance. A maintained engine operates efficiently. Ensure the air filter is clean, the oil is changed regularly, and the fuel injectors are functioning optimally. Neglecting maintenance can decrease performance and reduce fuel economy.