I posted earlier, but now with some over 2000 miles I have gotten about 22.5-23.5 MPG other than the first tank or so. Mostly freeway although a fair amount of slowdowns of neighborhood roads.
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Thanks for the observation!Trailhunter Normal vs Eco test report. The test conditions have been "city" driving or more accurately, mostly not at highway speed driving; elevation roughly 5000 feet MSL; A/C on. I reset the Average MPG after each fill up. I've done about 1200 miles in Normal mode and I get 20.5. The last tank was on Eco mode and I got 21.5. So that's about 5% improvement. That might translate to about $100 savings for me over the course of a year. In theory anyway.
The performance difference between Normal and Eco mode are subtle. Normal seems a bit smoother.
Odometer Reading | Miles | Gallons | Dist. to go -Before fill | "Actual" dist to go? | Dist. to go -After fill | MPG Tank | Gallons (total) | MPG Total |
7 | (fuel added) | (mileage) | ||||||
262 | 255.0 | 15.719 | ? | 53.2 | ? | 16.2 | 15.72 | 16.67 |
594 | 332.0 | 15.699 | ? | 69.8 | ? | 21.1 | 31.42 | 18.91 |
854 | 260.0 | 14.1 | ? | 90.4 | ? | 18.4 | 45.52 | 18.76 |
1216 | 362.0 | 16.073 | 28.0 | 65.9 | 347.0 | 22.5 | 61.59 | 19.74 |
1487 | 271.0 | 11.767 | 102.0 | 146.6 | 347.0 | 23.0 | 73.36 | 20.27 |
1848 | 361.0 | 16.834 | 6.0 | 44.4 | 351.0 | 21.4 | 90.19 | 20.49 |
I started the discussion about number of bars so decided to show that 8 is, in fact, achievable. See photo below. We know the battery charges when brakes are applied and from the gas engine through some magic algorithm (e.g., when there are only 3 bars, the engine will much more rarely turn off completely, but with 5 bars the engine shuts down (zero RPS on tach) much more frequently when cruising even very slightly downhill). And I've now found another mechanism that will charge the battery quickly: engine braking. I took an off road excursion this past weekend and on the way to the the trails in George Washington National Forest I crossed over the Shenandoah parkway. The way down is long and steep and switchbacked so I put it in standard mode and used the engine to slow things down - mostly 3rd gear and a bit of 2nd and 4rh. and I watched the battery climb until it was all the way up to 8 bars! It went down quickly when I got to the trail and climbed the rocky trail in 4Lo. (even locked the diff and used crawl mode along with MTS under car view to avoid rocks poking through the plastic skid plate:>) So much fun. But the main point for this thread: 8 Bars!3 bar seems to be the minimum for me very rarely do I have a chance to build up to 7 but not sure if 8 is achievable still trying
I've reached 8 bars as well in the mountains very slow cruizin' and going down a long downhill feathering the brake.I started the discussion about number of bars so decided to show that 8 is, in fact, achievable. See photo below. We know the battery charges when brakes are applied and from the gas engine through some magic algorithm (e.g., when there are only 3 bars, the engine will much more rarely turn off completely, but with 5 bars the engine shuts down (zero RPS on tach) much more frequently when cruising even very slightly downhill). And I've now found another mechanism that will charge the battery quickly: engine braking. I took an off road excursion this past weekend and on the way to the the trails in George Washington National Forest I crossed over the Shenandoah parkway. The way down is long and steep and switchbacked so I put it in standard mode and used the engine to slow things down - mostly 3rd gear and a bit of 2nd and 4rh. and I watched the battery climb until it was all the way up to 8 bars! It went down quickly when I got to the trail and climbed the rocky trail in 4Lo. (even locked the diff and used crawl mode along with MTS under car view to avoid rocks poking through the plastic skid plate:>) So much fun. But the main point for this thread: 8 Bars!
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Your post makes sense. Larger, heavier tires will certianly affect MPGs, but with these specs, it shouldn't impact it as much as it is. At some point, maybe a recalibration is needed. I never drove the truck prior to mounting the bigger tires, so I do not have that as a reference, but I'm going to see what the mpg is when I top off at the pump next time. Dunno...Hi @papadop88, please read my post (the one right before yours). I am wondering if the calculation is off, not the actual mileage. If my post is not clear please let me know how I can clarify!