Search Results for ‘rough idle when hot’

I'll post on Outback forums thanks all :) IACV most likely my cause.

Hi all, 07 Forester XT I have the code p0171 (engine too lean), and I’ve tried nearly all I can think of. The car will start fine when its cold but idles roughly. Warm starts idle for a second and then dies. It misfires or dies after the revs come back down when giving it a little throttle...

Hi all! I'm new here and just joined, but I have recently been having an issue with my 2005 EJ25 Forester X, where it'll idle relatively smooth until it hiccups, then runs smooth again. I could see the engine jerk pretty hard counterclockwise when these hiccups occur, and I've looked online for...

My 2012 FXT has been throwing fits in the past few weeks. The vehicle runs fine on the highway or around town. Gas mileage is good actually seems to be improving. But, if the car is stopped when hot, allowed to sit a few minutes and then re-started, it coughs and sputters and acts like the...