Re: Jeep Wagoneer Running VERY Rich
 

Well this is EFI, so there is no carberator...

Re: Jeep Wagoneer Running VERY Rich
 

what kind of carb do you have?


Robb S wrote:
>those missing vacuum lines could definately be an issue, but follow stephen's
>advice first, then replace all vacuum lines accordingly, or make sure
>everything is plugged........then off to the next step
>
>>> Thanks for the advice. I've already tried all that though. =-( It gets
>>> weirder though... The Jeep stumbles and misses below 2,500 RPM, then
>[quoted text clipped - 9 lines]
>>Steve
>>.


--
Message posted via http://www.carkb.com

Re: Jeep Wagoneer Running VERY Rich
 

what kind of carb do you have?


Robb S wrote:
>those missing vacuum lines could definately be an issue, but follow stephen's
>advice first, then replace all vacuum lines accordingly, or make sure
>everything is plugged........then off to the next step
>
>>> Thanks for the advice. I've already tried all that though. =-( It gets
>>> weirder though... The Jeep stumbles and misses below 2,500 RPM, then
>[quoted text clipped - 9 lines]
>>Steve
>>.


--
Message posted via http://www.carkb.com

Re: Jeep Wagoneer Running VERY Rich
 

what kind of carb do you have?


Robb S wrote:
>those missing vacuum lines could definately be an issue, but follow stephen's
>advice first, then replace all vacuum lines accordingly, or make sure
>everything is plugged........then off to the next step
>
>>> Thanks for the advice. I've already tried all that though. =-( It gets
>>> weirder though... The Jeep stumbles and misses below 2,500 RPM, then
>[quoted text clipped - 9 lines]
>>Steve
>>.


--
Message posted via http://www.carkb.com

Re: Jeep Wagoneer Running VERY Rich
 

what kind of carb do you have?


Robb S wrote:
>those missing vacuum lines could definately be an issue, but follow stephen's
>advice first, then replace all vacuum lines accordingly, or make sure
>everything is plugged........then off to the next step
>
>>> Thanks for the advice. I've already tried all that though. =-( It gets
>>> weirder though... The Jeep stumbles and misses below 2,500 RPM, then
>[quoted text clipped - 9 lines]
>>Steve
>>.


--
Message posted via http://www.carkb.com

Re: Jeep Wagoneer Running VERY Rich
 

Maybe you have a stuck open fuel injector. It could cause your
symptoms. I would be pulling the plugs to see which cylinder was
burning wrong.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's

waterboy44@mail.com wrote:
>
> Hi,
> I have an 87 Jeep Wagoneer with the 4.0. It seems to be running very
> very rich at the moment amd I have no clue why either. It's actually
> running so rich that I am getting about 4 miles to the gallon. Now, you
> all need to understand that this is an offroad beater, so it's been
> ridden hard, and has a few vacuum lines missing, etc... I'm not sure if
> this is the problem though... Any ideas?

Re: Jeep Wagoneer Running VERY Rich
 

Maybe you have a stuck open fuel injector. It could cause your
symptoms. I would be pulling the plugs to see which cylinder was
burning wrong.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's

waterboy44@mail.com wrote:
>
> Hi,
> I have an 87 Jeep Wagoneer with the 4.0. It seems to be running very
> very rich at the moment amd I have no clue why either. It's actually
> running so rich that I am getting about 4 miles to the gallon. Now, you
> all need to understand that this is an offroad beater, so it's been
> ridden hard, and has a few vacuum lines missing, etc... I'm not sure if
> this is the problem though... Any ideas?

Re: Jeep Wagoneer Running VERY Rich
 

Maybe you have a stuck open fuel injector. It could cause your
symptoms. I would be pulling the plugs to see which cylinder was
burning wrong.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's

waterboy44@mail.com wrote:
>
> Hi,
> I have an 87 Jeep Wagoneer with the 4.0. It seems to be running very
> very rich at the moment amd I have no clue why either. It's actually
> running so rich that I am getting about 4 miles to the gallon. Now, you
> all need to understand that this is an offroad beater, so it's been
> ridden hard, and has a few vacuum lines missing, etc... I'm not sure if
> this is the problem though... Any ideas?

Re: Jeep Wagoneer Running VERY Rich
 

Maybe you have a stuck open fuel injector. It could cause your
symptoms. I would be pulling the plugs to see which cylinder was
burning wrong.

Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's

waterboy44@mail.com wrote:
>
> Hi,
> I have an 87 Jeep Wagoneer with the 4.0. It seems to be running very
> very rich at the moment amd I have no clue why either. It's actually
> running so rich that I am getting about 4 miles to the gallon. Now, you
> all need to understand that this is an offroad beater, so it's been
> ridden hard, and has a few vacuum lines missing, etc... I'm not sure if
> this is the problem though... Any ideas?

Re: Jeep Wagoneer Running VERY Rich
 

I was wondering if maybe the 02 sensor was bad, telling the computer to
give more gas? I will also check the plugs. Thanks