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2010 Hybrid won't shift to EV while driving and outside temperatures below mid-40s


jzavadil
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2 hours ago, MikeL said:

I read a boat load of examples where Fusion Hybrid Owners had EV issues and took their vehicles to Ford with bad results.  My experience was a little different. My issue as previously reported was with the EV.  When the ambient temperature dropped below 50 degrees the vehicle would not enter into EV mode except when stopping.  As soon as I let my foot off the brake it auto started the motor bypassing the EV mode.  Nominally the car would move in EV mode whenever I released the brake.  So clearly there was a malfunction.  I took it to a neighboring Ford Dealer Echelon Ford Stratford NJ.  My local dealer charged more for diagnostics and was setting appointments two months out.  These guys had me in the next day.  

 

After 6 days of being w/o my car due to various reasons it is now fixed.  The process is called "Balancing the battery"  obviously the "battery" is the Hybrid battery.  But to do the EV battery test they needed to put in a fully functional 12 V car battery.  That set me back $155 and I also needed Freon.  From that point the car had to be warm to do the test [ test is to confirm or deny that the EV battery is functional]  Not cabin warm EV battery warm.  50 degrees. So they stored it in the body shop overnight and completed the process in morning.   I am happy to report it is fixed and back to the normal EV functions.  It was 21 degrees this morning and after it got to operational temperatures it reverted to EV operations.  Total including seriously high taxes [ after all it is NJ] I paid $427.00  

Hopefully this helps other Hybrid owners.  Best to you all.  

 

Mike, you're the 2nd known person to get this fixed at the dealer.  Here is the other http://fordfusionhybridforum.com/topic/12638-wont-run-in-ev-mode-ice-kicks-in-immediately/?p=108874

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  • 2 weeks later...

After reading this string and having the same thing going on with my 2010 FFH.  I sent a request for a price to do the "balancing of the battery" to the two dealers in my area, including the one I purchased the car from.  I also did some research as to what this was, ways to do it and so one.  One service department called back.  They were not familiar with what this was and could I explain it.  I let him know what I knew, limited, and my experience with the other dealer in town.  Like others the other dealer had my car for several days before proclaiming "no codes = no problem" even after checking with the Ford hotline.  He is going to call back once he does some checking, he stated they don't sell many hybrids so this was a first for them...

 

I will let everyone know what I find out.  Interesting the sell something they can't service.  Wonder if Honda dealers are in a similar situation.

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They only sold 70,000 of these cars worldwide in the three model years under Ford, Lincoln and Mercury badges and they were very reliable so dealers didn't see them much. The HVBs did not cause problems until about 2 years ago co-incident, in my case, with a cessation of periodic re-conditioning events about every 8k miles. I think shorted cells stopped my reconditioning. The car will operate with shorted cells in the HVB but max EV speed is reduced. Reconditioning or "balancing" the HVB requires the dealer to have a special HVB charger which most don't have. I think Ford may have to temporarily ship in a HVB charger to dealers that want to do it. The cars usually recondition automatically as required by their cell analysis system but a completely shorted cell may thwart that. 

At the very beginning of deliveries of these cars we thought the Achilles heel for these cars might be Ford's ability to service them.

Edited by lolder
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  • 2 weeks later...

I took my 2010 FFH (215,000 mile) to a local specialty shop to be rebalanced.  The battery got extremely hot twice so the process was shut down.  The battery will only charge enough to put out roughly 10 horsepower so basically there is no EV under 40 MPH.  It does start/stop at stop lights, starts in the EV and backs up a short way.  I asked why there weren't any codes (which the dealers look for), apparently Ford elected not to have that alert (battery issue) programed into the system.  Other manufacturers (Honda, Toyota...) have codes in their system indicating problems.  It is a good car so still very drivable and in great shape considering I live in Wisconsin where the salt runs free in the winter.  I will start a search for a possible replacement, no hurry, Honda Accord hybrid maybe.  

 

Great info on this thread and in the forum overall

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19 minutes ago, Campenella said:

I took my 2010 FFH (215,000 mile) to a local specialty shop to be rebalanced.  The battery got extremely hot twice so the process was shut down. 

 

Thanks for posting your experience.

 

By "specialty shop" I assume you mean a place that specializes in Hybrid and Electric car repairs?  Did they use an external battery charger or the car's engine/generator to charge/rebalance the battery?

Edited by Automate
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They used the car's engine/generator to charge/rebalance.  He said that is how Fords to that.....  I asked if he used n external machine for others, he said yes.  However it didn't sound like rebalancing, more like recharging as they pulled the battery and charged each cell.  He has a reconditioned battery for $3,300, 3yr 36,000 mile warranty.  From earlier parts of this thread I would guess that wasn't the way to do it.  Where do people go to get a rebalance done correctly?

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  • 2 months later...

Not sure if this is helpful to other with the battery issue in the older FFH. On another Fusion forum there is a poster who indicates he was able to get his issue fixed with a date change in the software. There is a bit of reading on the thread. I'm posting the last page of that thread. scroll to the bottom and you will see how that claim it was fixed. Not a lot of more current info but this dealer date resetting seems to be the least expensive and easiest option for those with the problem:

 

http://fordfusionhybridforum.com/topic/12638-wont-run-in-ev-mode-ice-kicks-in-immediately/page-8

 

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DoGo88,

Thanks for the info and link to the other FF Forum. I'll take the info to some local Ford dealers and see if they are interested in checking this procedure out. 

 

 

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I just read that link with the fix of the HVB reset.  Seriously, we should go up to the Ford HQ, with our 2010 Fusion hybrids with pitchforks.  This programmed planned obsolescence is bullshit.  I can't believe this is the cause of it. 

 

I just looked it up on ebay,  the Ford IDS tool ranges from $100 to $130+,  I wonder if you can do it yourself?    Would a ODB II tool be same thing?

Edited by allen84
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I''ve been scouring the internet about this newly found info on this battery fix.   Here is discussion from another website talking about it from Feb 2019:

 

https://ca.cargurus.com/Cars/Discussion-c28475_ds1000144

 

Someone should send out a message to the higher ups to detail the fix to all the dealers, and issue a recall.  This is stupid.  It's kind of like what Apple did with their iphone 6, and they had to apologize for doing this to the consumers.   

 

https://money.cnn.com/2017/12/21/technology/apple-slows-down-old-iphones/index.html

 

 

I hate these big corporations with their sleazy tactics

Edited by allen84
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I sent the string from this link to my dealer.  "interesting reading".  They will let me know tomorrow if they are willing to try this.  Of course he had to remind me that my battery was 10 years old....  I will remind him that so are the ones that other people are having success with this.  This isn't the first time I had to give them the solution to a problem I had, that I found on this forum.

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Not much activity on this forum/thread about this issue. But as a followup to my prior post it seems there has been at least two successful alterations to the software that may help others.SOme concern as to why Ford isn't pushing this out and as always YMMV. On the following link page 9 are the procedure taken along with the concerns from a FFH owner:

http://fordfusionhybridforum.com/topic/12638-wont-run-in-ev-mode-ice-kicks-in-immediately/page-9

 

Dan  

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I have an ODBII device I borrowed from my bro and got the forscan software,  I just performed the procedure myself.  I am going to work in 4 hrs, and I will report if I was successful.  After when I'm done work,  I will post pictures and procedure of exactly what I did and the model of ODB II I used, so you guys won't have to spend $200 at the dealer and only spend about $20 on an OBD II device and do it yourself.  Stay tuned.......... 

Edited by allen84
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13 hours ago, allen84 said:

I have an ODBII device I borrowed from my bro and got the forscan software,  I just performed the procedure myself.  I am going to work in 4 hrs, and I will report if I was successful.  After when I'm done work,  I will post pictures and procedure of exactly what I did and the model of ODB II I used, so you guys won't have to spend $200 at the dealer and only spend about $20 on an OBD II device and do it yourself.  Stay tuned.......... 

Allen,

 

I am unfamiliar with the ODBII device.  Can you tell me where I can purchase one and how to download the forscan software?

 

Many thanks,

Tinley

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1
24 minutes ago, WalterTA said:
Allen,

 

I am unfamiliar with the ODBII device.  Can you tell me where I can purchase one and how to download the forscan software?

 

Many thanks,

Tinley

I'm going post a detailed post in a bit, detailing what I did.   I just want to report to you, that what I did fixed the issue.  My car's hybrid function now drives as it did almost 2 years back.   God, how I missed they way car worked properly.

Edited by allen84
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Interesting, I have passed up a couple of hybrids because it was obvious they were not going into EV mode by the mileage, but I don't know that I have ever driven a fully functioning 2010-2012 Fusion (or Escape) Hybrid to know what to expect and what to watch out for.

 

I really want one, I think it would be a great second vehicle and one that my 16 year old might eventually drive. My daughter is bummed that her 2015 isn't a Hybrid, and with the 2.5 is pretty much a turd, but still gets okay mileage around town, it would have taken 8 years to make up the difference (at the time, maybe less or more now with gas prices).

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  • 1 year later...

Hybrid EV mode works again! Success at the dealer!

 

Had similar lack of EV capability on my 2010 FFH (111K miles) that everyone is describing starting about a year ago. Tried everything including the battery rebalance at the dealer back in 2019. I also started having a "wrench" light and the "Safely Stop Now(SSN)" triangle occurring.

I was going to try (myself) the battery clock set back, but needed a laptop, got sidetracked,  etc. , and didn't get around to it.

(I did install the FORScan lite on my android phone, but this doesn't allow any changes to be made to the software).

 

But then the urgency increased due to the SSN triangle. I also saw where the TSB 20-2142 came out in 2020 to correct the EV issue. Also, TSB 11-7-31 was already out there since 2011 which addresses the wrench issue, and I wasn't sure if it was done on my car.

So decided to get everything checked and hopefully done. 

 

In summary (For $262)…
5 modules were re-programmed: BECM, PCM, IPC, BCM,TCM
Performed BMS reset and Adaptive Strategies reset.
TSBs 11-7-31 and 20-2142 reviewed and applied/conducted (through re programs).

 

And now I'm back to 42mpg in town, and can get up to 30-40 mph on electric again (within 20 mins of leaving the dealer).

 

No wrenches or triangles yet either, but time will tell on those. 
 

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