Polo MK4 idle help

Chat about your MKIV (6N) Polo
Mint
Bronze Member
Posts: 139
Joined: Mon Nov 07, 2005 5:57 pm
Location: UK, North-West

Post by Mint »

You didn't spray some more carb cleaner down the TB once you fitted the new temp sensor did you? Dunno why it would idle at 900 and then creep up after a while of driving?! Unless there was so much carb cleaner already in there that it buggered it up again. Don't take my word for this but has the lamda got the same effect on idle as the temp sensor? If so then that could be knackered?
polo boi
Gold Member
Posts: 724
Joined: Tue Feb 21, 2006 7:48 am
Location: Coleraine...Northern Ireland!

Post by polo boi »

whip out the haynes manual :D, i hope this dsnt happen 2 me, ''touch wood''
i got a haynes manual for my birthday from my mum :P not obvious that i care about my car :lol:
Mint
Bronze Member
Posts: 139
Joined: Mon Nov 07, 2005 5:57 pm
Location: UK, North-West

Post by Mint »

It probably won't if you steer clear of carb cleaner! My thoughts are that it only happens with the engine running, and most people do this because it says so on the can! Don't do it, just spray plenty down there with the engine dead and then fire her up and then lightly rev for a little while. :wink:
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