hey, i just did a z6 motor in my 90 civic si....i converted the car to obd1, but im having a major problem w/ the idel...it jumps from like 1200 to 1500 and wont go below that??? any ideas? i think it might be a major vacum leak? please help asap

 

Look through here.. That's where I found most of my answers..

Including High Idle troubleshooting.

https://honda-tech.com/zerothread?id=637661

 

http://www.ef-honda.com/ben/Badidle.php doesn't seem like the exact problem - but this may help - hits every idle step

 

i have a crx with a b16 in it, and when i start my car it idles at 2500rpm and when it gets warmer it goes to like 1000rpm then after i drive it for awhile it jumps to 2000-2200rpms....any ideas

 

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by kylega &raquo;</TD></TR><TR><TD CLASS="quote">i have a crx with a b16 in it, and when i start my car it idles at 2500rpm and when it gets warmer it goes to like 1000rpm then after i drive it for awhile it jumps to 2000-2200rpms....any ideas</TD></TR></TABLE>

its not polite to thread jack, but this is most likley your problem:

FITV Clean and Tighten
https://honda-tech.com/zerothread?id=699787

 

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by doublethink &raquo;</TD></TR><TR><TD CLASS="quote">its not polite to thread jack, but this is most likley your problem:

FITV Clean and Tighten
https://honda-tech.com/zerothread?id=699787</TD></TR></TABLE>

Start with that.....more than likely the problem.

Also when swapping in a different motor some people mix up the IAT sensor plug and Purge solenoid valve plug. Also check to see if you have the right plug connected to the IACV on the back of the intake.


Modified by hahagasdcrx at 3:41 AM 4/26/2005