1. In a light-duty pickup truck, such as the Isuzu D-Max, the C240 engine can achieve approximately 25-30 miles per gallon (mpg) in city driving and 30-35 mpg on the highway.
2. In a medium-duty truck, such as the Isuzu Forward, the C240 engine can deliver approximately 15-20 mpg in city driving and 20-25 mpg on the highway.
3. In a heavy-duty truck, such as the Isuzu Giga, the C240 engine can provide approximately 10-15 mpg in city driving and 15-20 mpg on the highway.
Please note that these fuel consumption rates are approximate and may vary depending on specific vehicle configurations, driving habits, and environmental conditions. It's always best to consult with the vehicle manufacturer or refer to the owner's manual for accurate fuel consumption information.