tips on changing AFPR

gjp

another post whore
I will be changing out my old ATR AFPR with my new one. Any tips. Can it be done by just removing ERG ?? Dont want to take off anything else. Is oil ok to lube the o-ring?? Thanks.
 

QUICK STORM

B.A.M.F. BMW Tech
Re: tips on changing AFPR

yeah you be able to remove the egr, you may want to loosen the upper intercooler and so you can move it around if there isn't enough room. i would use vaseline or silicone to lube up the o-rings. and i heard of a trick to get the o-rings soft is to heat them up in a microwave for a couple seconds. make sure you don't have any fuel leaks when finished.
 

vortecfiero

New member
Re: tips on changing AFPR

bleed the system pressure of course
then loosen the gas cap... to releave any residual pressue behind the installed regulator.... (guess who forgot to do this lol)
 

mrweelr

New member
Re: tips on changing AFPR

Dude, a 2-year old could do this. C'mon brother...grab the Allen wrenches and get busy ;) Just lube the o-ring with a little motor oil and it'll slide right into the rail.
 

ghettosled

SYTY SUPERSTORE
Re: tips on changing AFPR

loosen the intercooler, and put it aside.. then its just a matter of taking two screws out and loosening the drain fitting, then reversing the order.
 

live1053rulz

Nor Cal SyTy
Re: tips on changing AFPR

ohh, and pull out all that stock intercooler crap and do an a2a while you're at it. :tup:
 

TYTILIDIE

METH HEAD
Re: tips on changing AFPR

ghettosled said:
loosen the intercooler, and put it aside.. then its just a matter of taking two screws out and loosening the drain fitting, then reversing the order.

Ive found this to be the best way also.
 

gjp

another post whore
Re: tips on changing AFPR

Dude, a 2-year old could do this. C'mon brother...grab the Allen wrenches and get busy Just lube the o-ring with a little motor oil and it'll slide right into the rail.

So I should let my daughter do it.LOL
Yeah, it looks easy. Most things on this truck are easyif you know how to do it. The first time I attemped to do the axel change I gave up. Now its easy. heater core...easy. Plugs...after 10 changes, very easy.(best time under 10min with stock truck jack), timming, fp... all easy.
Just wanted the tips to make it easy. Thanks guys. Fuel cap....Check.
I just hope its my AFPR thats causing my fuel problems. I dont want to pull the bed up. charcoal canister checked out ok.
 

gjp

another post whore
Re: tips on changing AFPR

Yeah, It was easy. Seen no leaks. Went it good. Neighbor had a cool 5/8 wrench for the fuel line. The old one was a bosch??? never heard of one for our trucks before. Now i to drive it and see if it helped.
 

live1053rulz

Nor Cal SyTy
Re: tips on changing AFPR

my old one was a bosch too. it was adjustable. didn't know what was up with that thing, but its gone now.
 

gjp

another post whore
Re: tips on changing AFPR

Took the truck out today. The wbo2 still jumps around a bit but its not as bad as before. Would a bad ground cause this?? I have yet to hook it up to the ecu ground and the narrow band hookup. Today there was no miss and the truck ran strong. Sometimes it feels like it lacks power from 30-60mph. sometimes it has tons of mid range and sometimes it has none? kinda weird. Now I got to put the DM and give it some good runs. I set the FP @ 42 for now. Idles in park from 14.8-12.5. wot in the 10's. Cruzing around 17-14.5. Sometimes it idles in drive @ 13 and sometimes @ 14-15. It still will jump from very lean to very rich but not as often. I could have fouled plugs again. I will pull them and look.
 
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