If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed. To start viewing messages, select the forum that you want to visit from the selection below. |
|
|
Thread Tools | Display Modes |
#14
|
|||
|
|||
Why is my 1985 s 10 2.8 engine so hard to start ?
Will it start any quicker with a shot of starting fluid?
On Saturday, October 14, 2017 at 8:18:28 PM UTC-4, RalphD66 wrote: > On Saturday, October 14, 2017 at 1:27:30 PM UTC-5, Bill Vanek wrote: > > On Sat, 14 Oct 2017 07:51:42 -0700 (PDT), RalphD66 > > > wrote: > > > > >On Saturday, October 14, 2017 at 2:52:59 AM UTC-5, Bill Vanek wrote: > > >> On Fri, 13 Oct 2017 22:47:51 -0700 (PDT), RalphD66 > > >> > wrote: > > >> > > >> >On Friday, October 13, 2017 at 11:27:15 PM UTC-5, Bill Vanek wrote: > > >> >> On Fri, 13 Oct 2017 21:25:03 -0700, Bill Vanek > > > >> >> wrote: > > >> >> > > >> >> >On Fri, 13 Oct 2017 21:01:30 -0700 (PDT), RalphD66 > > >> >> > wrote: > > >> >> > > > >> >> >>On Friday, October 13, 2017 at 10:38:11 PM UTC-5, Bill Vanek wrote: > > >> >> >>> On Thu, 5 Oct 2017 22:28:26 -0700 (PDT), > > >> >> >>> wrote: > > >> >> >>> > > >> >> >>> >Ok,i have been searching for an answer to why my truck is so hard to start. I have done everything i know to fix this but no luck yet . I have put a re-manufactured carburetor on it.I have checked all the vacuum lines,replaced the fuel pump. manual pump. I have a clear fuel filter that look good. I have done a tune up,plugs,wires,cap,pickup module,exc... I have even done a compression test that passes easily. The engine runs good, its just hard to start. Im stumped ! > > >> >> >>> > > >> >> >>> Is it always hard to start, or just after it's been sitting, like > > >> >> >>> overnight? > > >> >> >> > > >> >> >>It hardest to start after sitting overnight, but its still a little hard to start after its been running. > > >> >> > > > >> >> >I think others have already mentioned the obvious, so try a couple of > > >> >> >other things. In the morning, make sure there is still fuel in the > > >> >> >float bowl. If not, there might be an internal leak (well plugs).. > > >> >> >Also, check for fuel continuing to drip into the intake - it might > > >> >> >have a bad needle and seat. > > >> >> > > > >> >> >Finally, this is the tough one. There is an issue called "coking" on > > >> >> >some vehicles. Carbon builds up in the intake near the ports, and/or > > >> >> >on the intake valves. That carbon - the coking - absorbs fuel vapor > > >> >> >when you are trying to start the engine, and the result is that the > > >> >> >engine is too lean to start easily. The main characteristic is that it > > >> >> >is much, much worse when cold. The fix is obvious if it is a buildup > > >> >> >on the valves, but if it's in the intake, that's another issue. Good > > >> >> >luck with that. And I don't know of a proper diagnosis for this. It's > > >> >> >more like a process of elimination, and that's all that's left. > > >> >> > > > >> >> >I also found this discussion on Google, coking is one of the mentions: > > >> >> >http://www.s10forum.com/forum/f106/1...ed-help-70113/ > > >> >> > > >> >> I forgot to mentions that another obvious symptom of this is a severe > > >> >> hesitation until it warms up. That could also be the accelerator pump, > > >> >> but I'm sure others have mentioned that. > > >> > > > >> >There is no hesitation at all. the engine runs great after it starts. > > >> > > >> Then it's not coking. If you have a float gauge, check the level while > > >> it's running. Leave the air cleaner off, and let it sit overnight, and > > >> check the float level in the morning before you try to start it. If > > >> the float is bottomed out in the bowl, you have a leak in the float > > >> bowl, and that's your problem. > > >> > > >> And to be honest, that doesn't seem all that likely. So let's get one > > >> thing straight, what do you mean by "hard starting"? Does it crank > > >> properly, or is it cranking slowly? Does the car start right up and > > >> then stall repeatedly? Or does it simply crank at proper speed without > > >> starting from the very beginning, and then finally start after > > >> extended cranking? And when it does start, is there black smoke, and > > >> rough running? > > > > > >It spins over properly at proper speed without starting. once it starts it runs fine. no black smoke or rough running. > > > > Well then, did you check to see if there is any fuel in the float bowl > > in the morning? That's really about all it can be. Or that combined > > with a fuel line that is also empty, and possibly a fuel pump issue. > > Did you at least look to see if the accelerator pump is squirting in > > the morning? > > Not yet but im going to soon. Ill let you know. |
Thread Tools | |
Display Modes | |
|
|
Similar Threads | ||||
Thread | Thread Starter | Forum | Replies | Last Post |
Blinking red temperature light/engine hard to start | Megan[_2_] | VW water cooled | 0 | January 27th 16 09:18 AM |
83 VW Rabbit Hard to start and progressively looses power and dies. Cold start? Fuel pressure? Electrical? URGENT. Please respond! | Mark Amero | BMW | 11 | August 4th 05 10:39 PM |
83 VW Rabbit Hard to start and progressively looses power and dies. Cold start? Fuel pressure? Electrical? URGENT. Please respond! | Mark Amero | VW water cooled | 3 | August 4th 05 02:15 AM |
hard to start | curbrider | Jeep | 7 | June 6th 05 02:11 AM |
Hard to start | chuck50 | Saturn | 2 | June 18th 04 03:16 AM |