Hybrid Technology Unique topics related to the 2022 and up NX hybrid drivetrain and other features/options found only on the NX Hybrid models. Please use the main forum for discussion about shared components with other 2nd generation NX models.

Everybody please do the following experiment with your NX 350H and report back here!

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Old 11-25-22, 04:08 PM
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LiBeRtAs
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Default Everybody please do the following experiment with your NX 350H and report back here!

Drive on flat ground up to the highest speed you can go KEEPING it on EV or on the battery.

Can you cruise, for instance, on flat ground, 34 mph and have it stay on EV for several minutes or until the conditions force you to change something...?

I was wrong I said the loaner will cruise at 35 mph on the battery, today I did it at 38 mph for quite a long distance, this is overwhelmingly more than my car will do.




Why? My loaner will do this for many minutes at 35 mph, my own car in the shop with infotainment system stuck and not working will not stay on EV above 30 at the most...
Please let me know what your car will do.

Last edited by LiBeRtAs; 11-28-22 at 02:34 PM.
Old 11-26-22, 11:09 AM
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nx450plus
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https://www.fuelly.com/car/lexus/nx350h/2022
Old 11-26-22, 11:29 AM
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LiBeRtAs
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Originally Posted by nx450plus
Interesting info, thanks.

I really need to confirm that most others are able to be on EV at above 30MPH for extended period of times on flat road, then I am sure something is wrong with mine as mine wont.

Only way I am getting anywhere near 40 is to drive at 26 mph on flat ground, otherwise no way and on the highway it is much worse.

I see now why others do so much better, being on EV at above 30mph for extended periods of time is how. Why mine will not do that I dont know, cant be because of the bigger wheels, I wouldnt think.

Last edited by LiBeRtAs; 11-26-22 at 11:45 AM.
Old 11-26-22, 02:31 PM
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OMG'

Just completed drive to grocery store in loaner... In my car, the same trip at the same time of day, the same driving I get 36 Miles per gallon, the loaner, 49 miles per gallon. And at one point, going slightly uphill at 38 miles an hour, the battery was on, This is amazing. But very bad news for me.

If the only difference is size of tires, and it is the only difference as I have the 20 inch (I have 36 in tires air and so does loaner) and this is happening, I dont know what to do. The EV is on routinely at mid 30 mph in loaner and never on after 28-29 mph in my car.
Old 11-26-22, 02:58 PM
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k0dez
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Yeah I was cruising along at 51 mph earlier under EV power.
Old 11-26-22, 03:00 PM
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Originally Posted by k0dez
Yeah I was cruising along at 51 mph earlier under EV power.
yikes, something drastically wrong with my car.
Old 11-27-22, 01:03 AM
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Ha. My 350H is on that fuelly page.
Old 11-27-22, 01:17 AM
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LiBeRtAs
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Originally Posted by xcoreflyup
Ha. My 350H is on that fuelly page.
The experiment of what speeds battery will stay on, is what I’m interested in.
Old 11-27-22, 07:18 AM
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kg130
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I tested this yesterday on my NX350H - was able to do 35 mph on EV before a curve in the road made me slow down (approximately 2-1/2 blocks).

I was also on the highway yesterday, and EV mode intermittently came on at max speeds between 60-65 mph
Old 11-27-22, 07:22 AM
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LStoneX
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Default It really varies

Much as I truly think your car has something wrong with it, comparing what speeds users are getting really won't do you any justice as the vehicle going into EV nude is a combination of several factors which are very carried. Things like ambient temperature, road surface, battery level, driving style and many others factor into what kicks the cast into EV mode.

I've personally gone into EV mode at speeds as high as 90km/h and had my engine kick in at speeds as low as 35km/h. Every time is slightly different.

I don't think a comparison with what other folks are getting in their own environment will really be of much help to you IMHO.
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Old 11-27-22, 07:23 AM
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Originally Posted by kg130
I tested this yesterday on my NX350H - was able to do 35 mph on EV before a curve in the road made me slow down (approximately 2-1/2 blocks).

I was also on the highway yesterday, and EV mode intermittently came on at max speeds between 60-65 mph
Thanks for letting me know.
Old 11-27-22, 07:46 AM
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Originally Posted by LStoneX
Much as I truly think your car has something wrong with it, comparing what speeds users are getting really won't do you any justice as the vehicle going into EV nude is a combination of several factors which are very carried. Things like ambient temperature, road surface, battery level, driving style and many others factor into what kicks the cast into EV mode.

I've personally gone into EV mode at speeds as high as 90km/h and had my engine kick in at speeds as low as 35km/h. Every time is slightly different.

I don't think a comparison with what other folks are getting in their own environment will really be of much help to you IMHO.
You said what I was saying, but just in a better way.
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Old 11-27-22, 11:38 AM
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Lexus22563
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My EV in my 350h does kick in at highway speeds. You kind of have to feather the gas pedal a bit to get it to kick in. Also at highway speeds the battery helps the Engine to cruise
Old 11-28-22, 07:51 PM
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My EV automatically kicks in while doing much higher speeds. It’s been on my dash while going at least 50 in my vehicle every day to/from work. My drive is mostly flat with very few stops. I also feel like I’ve seen it when driving on the interstate at even higher speeds. As stated above, there’s a lot of factors that play in this feature that could affect how often it would turn on. When you power off your vehicle it’ll show you the percentage of your drive in EV. You should start documenting that and possibly take your vehicle to the dealership if you’re not seeing EV turn on when going over 35 mph (besides down hills). The EV mode button, located by the brake hold, only works up to 25 mph depending on the battery charge.
Old 11-29-22, 08:16 AM
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I have Lexus NX 350h with 20'' wheels. I have driven about 3000km (1800 miles) and my average is 6.1 l/100km (or 38.56 MPG). I use regular (87) gas.
On the highway, if I drive above 110km/h (about 60mph) using cruise control, my gas usage is between 6.4 l/100km (36.75 MGP) to 7.3l/100km (32.22 MPG)
If I drive using "hybrid" style, then I can use from 5.8 l/100km (40.56 MPG) to 6.4 l/100km (36.75 MPG), but to get better mileage I have to impede traffic as my speed would fluctuate just too much.
On the city streets, my milage is 5 l/100km (47MPG) to 6.1 l/100km (38.56MPG) depending on multiple conditions. But for any better milage I have to accelerate very slowly to keep on the EV mode as long as possible.

I drive mostly in "Normal" driving mode as I find "ECO" mode just too unresponsive.

My understanding is that EV mode does not mean that your car is driving using just a battery, but it means that the car shut down the ICE engine. For any hybrid tests, you have to change your screen that shows where the wheels get the power from. On highways at higher speeds I noticed that even EV light is ON, it is for the duration when the car is simply driving from inertion/downhill or when the gas is pressed just very slightly. On the screen I would see that in such EV mode power is simply going from the wheels to the battery direction - that is the battery is recharging with the ICE engine off.

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