why is my idol going up and down

Asked by Apr 03, 2012 at 05:53 PM about the 1993 Ford Escort 4 Dr LX Hatchback

Question type: Maintenance & Repair

When it idles for a white smoke come out the back, and can you can smell fumes in air as if it is running a rich or
lean. The idol runs high And low or surges.  I do not know what to adjust because it's all electronics, please help

1 Answer

13,195

Sounds like an O2 sensor issue. Before you change it however I would go to your local AutoZone and have them extract the codes. They will do this for free. If you are close to the 100,000 mile mark I'll bet O2 sensor is bad.

Your Answer

Ford Escort Experts

  • #1
    Tom Demyan
    Reputation
    1,020
  • #2
    dandyoun
    Reputation
    880
  • #3
    tennisshoes
    Reputation
    430
View All

Related Models For Sale

Used Ford Mustang
730 Great Deals out of 38,316 listings starting at $895
Used Ford F-150
2,318 Great Deals out of 183,060 listings starting at $1,000
Used Honda Civic
818 Great Deals out of 73,280 listings starting at $1,400
Used Ford Explorer
857 Great Deals out of 63,389 listings starting at $995
Used Ford Taurus
256 Great Deals out of 16,480 listings starting at $1,850
Used Honda Accord
1,111 Great Deals out of 61,915 listings starting at $999
Used Ford Fiesta
153 Great Deals out of 16,471 listings starting at $2,500
Used Toyota Corolla
919 Great Deals out of 57,563 listings starting at $1,488
Used Toyota Camry
1,040 Great Deals out of 72,498 listings starting at $295
Used Nissan Maxima
287 Great Deals out of 23,217 listings starting at $899

Used Cars For Sale

2002 Ford Escort For Sale
48 listings starting at $1,697

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.