idle surge

It just started surging while its cold then after about 5 minutes it idles perfect I am totally confused checked timing but there are some vacuum lines that have screws plugging them (that can’t be good right?) I don’t have a service manual to show vacuum diagram any ideas how to fix idle surge?

Hey folks, New guy here, just bought a used 1998 Camry LE with the 2.2 I4. Since buying it, I've noticed an issue when I'm running the A/C at idle, while in gear. The clutch will kick on and off repeatedly until I raise the RPMs, either by accelerating or putting it in neutral. I'm guessing...

My 09 corolla just shut off during a normal drive. It started back up no problem. The Idle has been inconsistent when stopped in traffic recently. Any ideas? Thanks for your help

1995 Camry Sedan, 2.2L-4cyl, ATM, w A/C, JPP, USA non CA car. I'm having a Large Idle Fluctuation while at idle...400-800 rpm surge. Prob began yesterday after changing front motor mount & a few other odds & ends in & about car. (don't see any relationships) Car has been running...

Possibly coincidental to colder weather, possibly because of it.. I do not have a tach, so by "normal" or "high" I mean by ear, to my recollection from before the problem, it's either "normal" or "high". Can't give RPMs here. On a cold start, the engine will idle normally (for cold) for a...

Hey Thanks for looking at this. I have an 89 camry witht he 2.0 in it. It has been running great with 184,00 on it until recently. Not saying that this could cause any sor of issue but I am just stating what I have done to it. I put a new air filter, adnd some lucas fuel treatment in it. Since...

I have a 1991 MR2 with the turbo engine (3S-GTE). My alternator went out last week and I replaced it. It was driving fine all day but the next morning I went out to drive to class and the battery was dead. It took a bit more to jump start it. When it got going, the RPMs were dropping and rising...