revs

**WOODY T5** · Sunday 19th February 2012, 19:36

my t5 as been like this for over a year now as i start it up revs go high then come down slow also when out and about does this when change up and down the gears as anyone ad or come across with your volvo in the past

**claymore** · Sunday 19th February 2012, 19:41

idle controle valve mate, I unpluged mine for months and it ran great.

**WOODY T5** · Sunday 19th February 2012, 19:42

Originally Posted by claymore

idle controle valve mate

done that mate no change:-(

**t5 pete** · Sunday 19th February 2012, 19:43

Mynes done it since i got it, im sure the revs should be faster from cold starts but i get what you mean between gear changes its like the revs stick a little

**claymore** · Sunday 19th February 2012, 19:44

Originally Posted by WOODY T5

done that mate no change:-(

then you've got a vac leak

**WOODY T5** · Sunday 19th February 2012, 19:54

Originally Posted by claymore

idle controle valve mate, I unpluged mine for months and it ran great.

so was yours doing this then col and is ok to unplug it ?

**claymore** · Sunday 19th February 2012, 19:57

I ran mine with it unpluged for about 8 months, and only replaced the ICV when I fitted the supercharger.

EDIT: the ecu will take a few miles to learn.

**WOODY T5** · Sunday 19th February 2012, 20:00

Originally Posted by claymore

I ran mine with it unpluged for about 8 months, and only replaced the ICV when I fitted the supercharger.

EDIT: the ecu will take a few miles to learn.

ok mate will give it a go thanks

**jayeastanglia** · Sunday 19th February 2012, 21:46

still check for a vac leak..mine did that for ages till i found a small pin hole in the small pipe from turbo to my MBC plus had a small leak on the inlet pipe just after the air flow meter