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At the end of March this year, I took delivery of our very own 2011 Nissan Leaf.
After the first week, we shared with you the good and bad side of Nissan’s first all-electric hatchback and even reported on a mammoth 520-mile two-day trek utilizing the U.K.’s dealer network of D.C. rapid charging stations.
Now, just like our 5,000 mile report, it’s time for an update after five months and 8,000 miles of ownership, sharing what the last 3,000 miles have taught us.
Freeway trips aren’t as tough as we thought
While we were pretty adventurous for the first 5,000 miles of ownership we tended to stay away from freeway trips for any trips which approached the EPA-approved 73 mile range of the car.
Relegated by our own choice to slower roads, we took the most direct route, driving everything from country lanes to inner city streets in the pursuit of range.
A few months ago -- spurred in part by more confidence in the Leaf’s capabilities -- we started to use the freeway for more than a few miles at a time.
Our car handled it admirably, clocking up trips in excess of 75 miles with ease.
Admittedly, we stuck to between 60 and 65 mph for longer trips, but the lack of stop-start traffic, smoother and more gradual gradients and the constant speed makes freeway driving doesn’t affect range as much as we thought.
Sadly though, it’s only true if you’re careful with speed. Drive at 80mph, and you will run out of charge much quicker than you would on a rural route doing 50 mph.
You can’t rely on Carwings...ever
For now, Carwings -- Nissan’s integrated telematics system for the Leaf -- really can't be relied on.
We’re not talking the on-board range predictions either. We’re talking about using the online Carwings portal and smartphone applications to check the car’s range, state of charge and plan trips.
When it comes to checking on our Leaf’s state-of-charge, Carwings can’t be relied on to give an accurate answer.
For example, if the car hasn’t been switched on recently but has been charging, the range estimation using Carwings can be as much as 50 miles less than the actual range estimate given by the car when you turn it on.
In other words, if you want an accurate range prediction from Carwings, you have to actually turn the car on first.
Planning trips aren’t much easier
So far, the on-board GPS system has been pretty accurate, but using the Carwings portal to plan a trip leaves us frustrated and in need of a stiff drink.
Simple point A to B trips normally get planned with great accuracy, but anything more complex usually results in an error, making us resort to the more accurate -- and reliable Google Maps.
Worse still, Carwings even directed us to two charging stations which didn’t exist Luckily, we’d checked their functionality before making the trip -- but if we hadn’t we would have been stranded with no way to make it back home.
For now then, long-trips have to be planned in a much more military style with the aid of more than just Carwings.
Giving passengers range anxiety is a fun new game
We also discovered a new game, best played with a passenger who isn’t so familiar with the Nissan Leaf’s bizarre -- and rather inaccurate -- range estimates.
Set a destination that’s within the range of the car’s remaining charge - then watch with amusement as your passenger gets range anxiety as your car gingerly tells you “You may not reach your destination” on the next big hill or fast stretch of road.
We joke, but the way the Nissan Leaf calculates remaining range is so unacceptable we can understand why some enthusiasts went ahead and built an open source battery gauge for the car.
Now we’re confident that the Leaf will drive between 75 and 85 miles at 50-60mph, we tend to go on how far we have traveled versus how far there is to go, using the battery gauge and some simple common sense to give us range estimates rather than the Leaf’s on-board computer.
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THIS! For the love of all that is good and upright, this statement is truth. How many people drive a regular car according to the "Miles to Empty" readout? Heck, how many cars even HAVE a miles to empty readout?
No, you go by the gas gauge and how far you've already driven, and how far you know a tankful gets you. Electric cars are no different: Go by how far you've already driven (same as gas), by how much fuel is left (the battery charge meter), and by how far you know the car will take you.
But as I regularly drive short stretches of freeway where my total miles are less than 40 miles RT. I am free to drive however I want 90% of the time.
Can the Leaf be put into neutral while moving, for coasting down hills? The Prius just needs to have the shifter held in N for ~2s and it goes into neutral. Only use regen when you *need* to slow down.
Neil
Neil
Wattson
The 9-year-old NiMH battery pack on our Toyota RAV4-EV, however, gives up to 150 miles with careful driving.
So one must ask, WHY ARE WE GOING BACKWARD?
The 1999 EV1 with PSB lead batteries had up to 110 miles range on its 18 kWh of LEAD batteries. The RAV4-EV is a much larger SUV than the LEAF; so why can't we at least have a better range than we had 10 years ago??
The 1999 EV1 using inferior NiMH batteries DEMONSTRATED up to 160 miles range on the freeway (on one trip to San Francisco).
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