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I was driving to work this morning and I noticed that the truck started to hesitate a little bit, and then the Dash Daq starts to chime in and say "fuel pressure low." I pull over and let it idle and check for codes and it comes back with the DTC p0087. I made it back home and parked it in the shop and I'm letting it thaw out. On the way home fuel pressure was sporadic. <?xml:namespace prefix = o ns = "urn:schemas-microsoft-comfficeffice" /><o></o> Outside temp this morning I saw -1f on the way in to work. I get my diesel from only 2 places and they both have a lot of traffic and they get fresh diesel often. I also always add power service diesel fuel additive. (This time of year the anti-gel white bottle red cap.) Truck sat outside last night, but was plugged in. <o></o> So I called my buddy who is the diesel mechanic at the Ford garage and he said most likely the diesel fuel gelled up. He said start with the filters first.<o></o> After work I’m going to change both the water separator filter & fuel filter. Then add some more power service (white bottle red cap).<o></o> <o></o> I had a similar issue last year and it was my lift pump going bad, but a different code, but similar symptoms. I'm just hoping that it isn't the HPFP.<o></o> <o></o> Has anyone else had the DTC p0087 from diesel fuel gelling? Should I be doing anything else?
Well, I had no luck getting motorcraft water separator filter and fuel filter today. No auto parts store had any in stock, and I wasn't about to pay $80.00 for the filters from the Ford parts counter. So I ordered my normal motorcraft from Amazon and they will be here tomorrow.
I had the truck parked in the shop all day which was 45 degrees f and it got thawed out. I checked to see if there was a dtc code and no code showed up in the memory, so the truck cleared the dtc on it's own. I decided to add another 20oz of power service (white bottle red cap) and start it. It fired right up no problems, so I drove to my local diesel station and filled it up with fresh diesel. This station is a high volume station and always has fresh diesel. I then drove around and got the truck to operating temp and everything worked like it should. I kept a watchful eye on fuel rail pressure and everything was normal.
Should I still change my filters when they come in tomorrow?
Didn't know now since it was able to thaw out and I only have 5k on this set of filters.
I had the same thing happen to me a few days ago. Temps were in the single digits all day and dropped to -10 when I started my truck to head into work. The truck was not plugged in all day. After a few miles it started to hesitate and buck. It eventually died. It threw a p0087 code. It took several tries to get it to start again. I drove it home and plugged it in and cleared the code. The next morning I put in a bottle of Diesel 911. It started right up. I drove around so the additive could circulate. Temps were still in the single digits. It still ran rough but didn't die on me. After letting it circulate I pulled my filters. Top filter was fine. The bottom filter was partially gelled. I scraped off the gelling the best I could and soaked the filter in Diesel 911 to dissolve the rest. The filters only had 1000 miles on them. I put the filters back and haven't had any issues yet. The truck is running smooth again. No codes. I too use Power Service winter treatment with every tank but must not have used enough or got bad diesel. I've never had problems before in -20 degree weather so this is a first for me.
I had the same thing happen to me a few days ago. Temps were in the single digits all day and dropped to -10 when I started my truck to head into work. The truck was not plugged in all day. After a few miles it started to hesitate and buck. It eventually died. It threw a p0087 code. It took several tries to get it to start again. I drove it home and plugged it in and cleared the code. The next morning I put in a bottle of Diesel 911. It started right up. I drove around so the additive could circulate. Temps were still in the single digits. It still ran rough but didn't die on me. After letting it circulate I pulled my filters. Top filter was fine. The bottom filter was partially gelled. I scraped off the gelling the best I could and soaked the filter in Diesel 911 to dissolve the rest. The filters only had 1000 miles on them. I put the filters back and haven't had any issues yet. The truck is running smooth again. No codes. I too use Power Service winter treatment with every tank but must not have used enough or got bad diesel. I've never had problems before in -20 degree weather so this is a first for me.
Sorry to hear about your troubles, but on the same token I'm glad to hear that you had similar symptoms and got the same dtc p0087 as me. Maybe I can quit thinking it is my HPFP. I will know this evening if my filters are gelled when I change them out.
On side note I would use the 911 additive sparingly,due to it having alcohol in it and be an emulsifier. I think Senix has some good info about the 911 additive.
I changed my filters and really didn't see anything out of the ordinary. Truck started up no problems and ran fine. I checked for dtc and none came up. I took the truck out and got it up to operating temp and everything looked and ran well. I think right now it is safe to assume just bad fuel and it gelled up on me.
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