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?

Asked by Apr 15, 2013 at 12:08 AM about the 1989 Honda Civic CRX 2 Dr Si Hatchback

Question type: Maintenance & Repair

2 Answers

Yes. Check ALL your smog devices. One of them is not behaving properly.

1 of 1 people found this helpful.
35

idle air control valve is dirty or the coolant lines in ur throttle body are clogged

2 of 2 people found this helpful.

Your Answer

Honda Civic CRX Experts

  • #1
    Michael Kane
    Reputation
    60
  • #2
    Adam Slaughter
    Reputation
    50
  • #3
    hippichic61
    Reputation
    40
View All

Related Models For Sale

Used Honda Civic
843 Great Deals out of 78,708 listings starting at $888
Used Honda Accord
1,046 Great Deals out of 63,027 listings starting at $999
Used Acura Integra
116 listings starting at $1,475
Used Honda Accord Coupe
175 Great Deals out of 10,069 listings starting at $2,495
Used Honda Prelude
103 listings starting at $2,995
Used Ford Mustang
768 Great Deals out of 42,667 listings starting at $1,300

Used Cars For Sale

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.