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Bend to Lincoln City - Over the Santiam pass with ABRP

1.2K views 11 replies 6 participants last post by  siouxiep  
#1 ·
Just made my first trip using ABRP (A Better Route Planner). I have mixed feelings about it.

We towed our 7,300lbs 25ft Airstream from Bend, OR, to Lincoln City, OR. On the way out we stopped over in Sisters and charged to 100%. From here it would be 176miles each way.

The next day we drove over the Santiam pass and stopped in Mill City with 61% and charged to 83%. We made another stop in Salem that I will skip in the future, in Salem and charged 66-85%. We arrived at our destination RV park in Lincoln city at 43%.

This was planned with ABRP with the “Large trailer” option selected so it wanted to make those 2 stops. I realized on the drive that my trailer is not a large trailer - as far as ABRP is concerned AND as I did not have a Bluetooth dongle so ABRP was not getting real data from my truck.

So, I had to change. I ordered the dongle and it arrived in time for the journey back.

With the app set to medium trailer it finally agreed that a stop in Salem and then Mill city would work. Just. It predicted we would arrive in Sisters with 19%SoC which is a little less margin that I was really happy with, bit I did think it was being too conservative.

We left Lincoln City at 100%, stopped in Salem and charged from 63-82% arriving in Mill city at 61%. We charged to 90% although the app said we only need 88%.

The next stretch was all uphill, from about 1,000ft to 4,800ft over 60 miles. Then about 21 more miles mostly downhill to our camp ground.

I drove at or below the speed limit, being as smooth as I could. By the time we made it to the top of the pass ABRP revised our destination SoC would be 24%. This was a big relief. By the time we got to our destination we were actually at 34%SoC.

My take aways from this trip:

Heading out of Bend means most of my trips are net downhill on the way out and net uphill coming home - making the home bound leg more difficult.

Skip the stop in Salem in the future, both ways.

When heading home, charging at Mill City to 95% would mean I could drive much faster and have plenty of buffer. I guess even at 90% I could have gone faster.

The EVCS charger in Detroit Lake would be a better stop on the way home, but that charger has been down forever and the Tesla station is not compatible with our trucks.

ABRP, even with the dongle, does not handle elevation changes in its planning model well, if at all, as far as I can tell. Real shame, I was hoping it would.

ABRP made some really awful decisions when going through Salem and at one point wanted us to leave the hwy re-route on some surface streets and rejoin the Hwy. I ignored this of course - my wife was laughing…
 
#5 ·
Thanks for the report, I m in Grants pass and need to go to Spokane occasionally. Been avoiding 97 for fear of lack of charge stations. Well plus the fires are Creater lake. I think next trip north ill wave to you as I try the 97 route avoiding hell traffic in metro Portland area.
cheers
 
#7 ·
Please do wave!
hopefully this real world data helps people. I don’t push the truck as far as I should - in terms of range. I am still too conservative.

The best part of the ABRP is the data capture from the blue tooth dongle! Now I have a much better sense of how far to push the truck.

elevation and speed kill range!
 
#8 ·
The app ABRP has been good but had to abandon it twice now when signal goes weak, then things can get anxious in a hurry, Noting worse the being sent to a damn AE charger that is only putting out a tenth of it’s stated amount. Or it’s broken. I put my threshold at 20% now. We are brothers on a new page. The tesla chargers are great but sadly many are not Lightning approved. Hopefully they will open them all up?
cheers GMS
 
#9 ·
While ABRP is a useful planning tool, it doesn’t have nearly the capabilities for properly estimating efficiency while trailering that the Ford software does. If you set up a profile for each trailer and use it, the Ford software will continually improve. It will take elevation changes, wind, etc. into account. Mind you, the initial reading when you first start out may be off as the full model isn’t being used. The readjusted value that comes later includes the more complex model that considers your particular trailer, elevation changes, etc. It’s still far from perfect but it does much better than ABRP.

I have also found that for ABRP you get your best results by telling it the efficiency (miles per kWh) that you expect for your rig. It will not adjust that for elevation, wind, etc. but is a good way to to get a planning estimate before you leave.

While towing I’ve charged to 90 or 95% on a DCFC when necessary. While I’ll always charge to 100% on an L2 right before leaving on a long drive (trailer or not), DCFC rates really slow down above 80% and crash to really slow somewhere north of 90% (95%?). Don’t be “that guy” at the charger, charging really slowly when it isn’t absolutely necessary.
 
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#10 ·
I haven’t used it much while towing, but my ABRP Pro with an OBDII dongle is deadly accurate for predicting % at arrival and definitely takes elevation, wind and weather into account (there is a setting to turn on live weather.)
One thing that will negatively impact efficiency when towing through elevation changes is having the electric trailer brake gain set to high on electric trailer brakes. Too high of gain will not only stop you from regaining some of the energy used to pull the trailer up the hill, it can also rob you of the regen you would have gotten from just the weight of your truck. If your trailer has surge brakes, there’s not much you can do to get any regen from the trailer weight, but at least it won’t steal the energy from your truck, the way overly aggressive electric trailer brakes can.
 
#11 ·
I wish Ford would fix the app and allow planning from it. Doing it from the drivers seat is sub optimal.

I doubt I will have anymore long trips with the trailer this year, maybe 2 more local trips. No crazy elevation changes.

Totally agree about the DCFC charging, as the station started filling up I disconnected to free up a spot, this happened to be right when I hit 90%. The people at the Mill City charger totally understood why I was charging to 90%, they know the Santiam pass is a challenge!

Really enjoying this learning curve on how to optimize the towing experience,