22re rough idle, TPS already replaced?
#1
22re rough idle, TPS already replaced?
I have a '94 22re pickup with about 143k miles. It idles very rough. Sometimes its so rough it just dies. It seems worse in hot/humid weather.
The TPS was just replaced (by a dealer) about 6 months ago, so I don't think it would have gone bad since then. I think it may be a vacuum leak, as all the hoses are original after 13 years.
I got a can of carb cleaner to test for leaks...is there any particular place hose location that I should pay particular attention to? Any place that is prone to more wear than others? Any other ideas that may cause a rough idle? Thanks!
The TPS was just replaced (by a dealer) about 6 months ago, so I don't think it would have gone bad since then. I think it may be a vacuum leak, as all the hoses are original after 13 years.
I got a can of carb cleaner to test for leaks...is there any particular place hose location that I should pay particular attention to? Any place that is prone to more wear than others? Any other ideas that may cause a rough idle? Thanks!
#2
Oh yeah, also forgot to mention that as soon as I start accelerating, everything smooths out and it runs just fine. Check engine light comes on at idle, would this indicate a vacuum leak or something else?
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