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 people found this helpful.
35

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

2 people found this helpful.

Your Answer:

Honda Civic CRX Experts

  • #1
    enginecreator
    Reputation
    80
  • #2
    Michael Kane
    Reputation
    60
  • #2
    Tom Demyan
    Reputation
    60
View All

Related Models For Sale

Used Honda Civic
478 Great Deals out of 44,406 listings starting at $1,150
Used Honda Prelude
96 listings starting at $2,700
Used Honda Accord
706 Great Deals out of 102,595 listings starting at $999
Used Acura Integra
85 listings starting at $3,599
Used Ford Mustang
296 Great Deals out of 39,978 listings starting at $1,312
Used Honda Accord Coupe
98 Great Deals out of 3,874 listings starting at $1,984
Used Toyota Corolla
694 Great Deals out of 63,981 listings starting at $1,499

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.