I have alot of questions so this is one of many I have a 1989 crx si with a b20z2 motor and a b16 tranny the motor while idling revs up and down it pulls it air in the intake while it does this any knowledge on why it does this?
Yes. Check ALL your smog devices. One of them is not behaving properly.
1 out of 1 people think this is helpful.
idle air control valve is dirty or the coolant lines in ur throttle body are clogged
2 out of 2 people think this is helpful.
Search Honda Civic CRX Questions
Honda Civic CRX Experts
Related Models For Sale
Used Honda Civic"
891 Great Deals out of 55,803 listings starting at $995
Used Honda Accord"
1,227 Great Deals out of 73,105 listings starting at $500
Used Honda Accord Coupe"
176 Great Deals out of 11,639 listings starting at $2,500
Used Ford Mustang"
657 Great Deals out of 45,495 listings starting at $1,800
Used Toyota Corolla"
1,234 Great Deals out of 70,971 listings starting at $999
Used Honda Prelude"
8 Great Deals out of 137 listings starting at $1,990
Used Acura Integra"
150 listings starting at $1,295