#1: Engine reving Author: Bamse, Posted: Fri Sep 14, 2012 3:38 pm ---- For a while now my 1.4 petrol revs high about 2.5-3k on startup. If I disconnect the battery for at least 30 seconds and then start it again, it will idle correctly for the rest of the day. Any ideas?
Cheers
#2: Re: Engine reving Author: oldskoolz, Location: LondonPosted: Fri Sep 14, 2012 3:41 pm ---- clean you idle control valve, if it carries on replace it, if it STILL carries on look at your MAP sensor
#3: Re: Engine reving Author: djdan0123, Location: NorthamptonPosted: Fri Sep 14, 2012 4:01 pm ---- What he said, check your icr I wouldn't of thought map sensor for that my map sensor is temperamental and that just causes engine to stall not to rev high, but it could do that problem too, worth checking I suppose.
#4: Re: Engine reving Author: Bamse, Posted: Fri Sep 14, 2012 4:13 pm ---- Is the valve easy to get to / remove? Also, why would disconnecting the battery solve the problem?
#5: Re: Engine reving Author: djdan0123, Location: NorthamptonPosted: Fri Sep 14, 2012 4:20 pm ---- The idle control valve of your looking into your engine bay from the front you have the throttle body to the right of that at the back you have the idle control vale, pop it out and clean it and that would be because your resetting the ecu making your computer think everything is okay until it discovers the fault I'm guessing?
#6: Re: Engine reving Author: Bamse, Posted: Fri Sep 14, 2012 4:23 pm ---- Thanks, something else I forgot to mention is it gets a lot worse in winter and on the hotter days of th year, it doesn't happen at all
#7: Re: Engine reving Author: djdan0123, Location: NorthamptonPosted: Fri Sep 14, 2012 4:25 pm ---- Yeah try your map sensor too mine cuts out when hot cleaned map sensor and it's fine for a while then starts again so gonna replace this week providing the mrs doesn't look at the bank
#9: Re: Engine reving Author: djdan0123, Location: NorthamptonPosted: Fri Sep 14, 2012 4:44 pm ---- Left of the throttle body it's like a little electrical connector like a blade thee are pics in google
#10: Re: Engine reving Author: Bamse, Posted: Fri Sep 14, 2012 4:46 pm ---- Thanks for all your help. Much appreciated.
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