2nd Generation Specific 1986-1992 Discussion

Idling problems on the TII

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Old 07-03-2002, 07:43 PM
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ok i got the car to idle at 750rpm when warmed up. it doesn't want to idle when cold just stalls. it also won't idle when rpms are coming down stalls. i get some nice hesitation and bucking at part throttle also. i don't have to adjust a 89-91 TPS right ? at WOT its smoother than silk. i'm pretty sure the timing is set correctly now. doesn't look like i have anymore vacuum leaks. could this be caused by my fuel tank gasket not sealing 100%. i'm either getting a spare fuel tank or a fuel cell... deciding soon. i just want this to run like it used to
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Old 07-03-2002, 08:08 PM
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Originally Posted by vosko' date='Jul 3 2002, 10:43 PM
ok i got the car to idle at 750rpm when warmed up. it doesn't want to idle when cold just stalls. it also won't idle when rpms are coming down stalls. i get some nice hesitation and bucking at part throttle also. i don't have to adjust a 89-91 TPS right ? at WOT its smoother than silk. i'm pretty sure the timing is set correctly now. doesn't look like i have anymore vacuum leaks. could this be caused by my fuel tank gasket not sealing 100%. i'm either getting a spare fuel tank or a fuel cell... deciding soon. i just want this to run like it used to
Have you tried driving with the narrow range TPS unplugged?
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Old 07-04-2002, 12:24 AM
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Originally Posted by 13BAce' date='Jul 3 2002, 09:08 PM
[quote name='vosko' date='Jul 3 2002, 10:43 PM']ok i got the car to idle at 750rpm when warmed up. it doesn't want to idle when cold just stalls. it also won't idle when rpms are coming down stalls. i get some nice hesitation and bucking at part throttle also. i don't have to adjust a 89-91 TPS right ? at WOT its smoother than silk. i'm pretty sure the timing is set correctly now. doesn't look like i have anymore vacuum leaks. could this be caused by my fuel tank gasket not sealing 100%. i'm either getting a spare fuel tank or a fuel cell... deciding soon. i just want this to run like it used to
Have you tried driving with the narrow range TPS unplugged?[/quote]

nope. which one is narrow range ?
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Old 07-04-2002, 09:15 AM
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Originally Posted by vosko' date='Jul 4 2002, 03:24 AM
[quote name='13BAce' date='Jul 3 2002, 09:08 PM'][quote name='vosko' date='Jul 3 2002, 10:43 PM']ok i got the car to idle at 750rpm when warmed up. it doesn't want to idle when cold just stalls. it also won't idle when rpms are coming down stalls. i get some nice hesitation and bucking at part throttle also. i don't have to adjust a 89-91 TPS right ? at WOT its smoother than silk. i'm pretty sure the timing is set correctly now. doesn't look like i have anymore vacuum leaks. could this be caused by my fuel tank gasket not sealing 100%. i'm either getting a spare fuel tank or a fuel cell... deciding soon. i just want this to run like it used to
Have you tried driving with the narrow range TPS unplugged?[/quote]

nope. which one is narrow range ?[/quote]

I forget the color of the plug, but it will be the one that the TB stops pushing on first.
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Old 07-04-2002, 09:23 AM
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Originally Posted by 13BAce' date='Jul 4 2002, 10:15 AM
[quote name='vosko' date='Jul 4 2002, 03:24 AM'][quote name='13BAce' date='Jul 3 2002, 09:08 PM'][quote name='vosko' date='Jul 3 2002, 10:43 PM']ok i got the car to idle at 750rpm when warmed up. it doesn't want to idle when cold just stalls. it also won't idle when rpms are coming down stalls. i get some nice hesitation and bucking at part throttle also. i don't have to adjust a 89-91 TPS right ? at WOT its smoother than silk. i'm pretty sure the timing is set correctly now. doesn't look like i have anymore vacuum leaks. could this be caused by my fuel tank gasket not sealing 100%. i'm either getting a spare fuel tank or a fuel cell... deciding soon. i just want this to run like it used to
Have you tried driving with the narrow range TPS unplugged?[/quote]

nope. which one is narrow range ?[/quote]

I forget the color of the plug, but it will be the one that the TB stops pushing on first.[/quote]

ok. i'll check it after work. i think my partial throttle hesitation might be from the gas tank issue i'm having. i emailed somebody to see if they have a tank. i have to ask ito also. if my FD won't be ready for this weekend i want to bring my TII
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Old 07-04-2002, 10:02 AM
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Originally Posted by vosko' date='Jul 4 2002, 12:23 PM
[quote name='13BAce' date='Jul 4 2002, 10:15 AM'][quote name='vosko' date='Jul 4 2002, 03:24 AM'][quote name='13BAce' date='Jul 3 2002, 09:08 PM'][quote name='vosko' date='Jul 3 2002, 10:43 PM']ok i got the car to idle at 750rpm when warmed up. it doesn't want to idle when cold just stalls. it also won't idle when rpms are coming down stalls. i get some nice hesitation and bucking at part throttle also. i don't have to adjust a 89-91 TPS right ? at WOT its smoother than silk. i'm pretty sure the timing is set correctly now. doesn't look like i have anymore vacuum leaks. could this be caused by my fuel tank gasket not sealing 100%. i'm either getting a spare fuel tank or a fuel cell... deciding soon. i just want this to run like it used to
Have you tried driving with the narrow range TPS unplugged?[/quote]

nope. which one is narrow range ?[/quote]

I forget the color of the plug, but it will be the one that the TB stops pushing on first.[/quote]

ok. i'll check it after work. i think my partial throttle hesitation might be from the gas tank issue i'm having. i emailed somebody to see if they have a tank. i have to ask ito also. if my FD won't be ready for this weekend i want to bring my TII [/quote]

How's the air flow meter?
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Old 07-04-2002, 10:52 AM
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AFM is fine. its the one from the old engine. before the car broke it was idling perfect and running great
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Old 07-04-2002, 12:42 PM
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Originally Posted by vosko' date='Jul 4 2002, 01:52 PM
AFM is fine. its the one from the old engine. before the car broke it was idling perfect and running great
Just make sure that there are no leaks in the turbo inlet duct, as well as the intake manifold. If the thermowax junk isn't working properly the car may not idle when cold, but that's usually just in the winter.
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Old 07-04-2002, 01:02 PM
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i have the custom ito spec TID remember. there was only one unused hole which we capped off from the stock BOV. i'm gonna spray some carb cleaner around the engine and see if i can find some vacuum leaks
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Old 07-04-2002, 01:39 PM
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Originally Posted by vosko' date='Jul 4 2002, 04:02 PM
i have the custom ito spec TID remember. there was only one unused hole which we capped off from the stock BOV. i'm gonna spray some carb cleaner around the engine and see if i can find some vacuum leaks
Hopefully you get it all sorted out.
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