Service engine on codes P0170 P0171 P0174

Asked by GuruM9SV May 16, 2017 at 04:34 PM about the 1999 Ford Taurus SE

Question type: Maintenance & Repair

Service engine on codes P0172 and,P0174?

4 Answers
70,085

Kelly answered 6 years ago

hi ..i would check for a vacuum leak and add a bottle of ZMAX fuel treatment to 1/3 tank of gas...drive it a few days..and recheck codes... > P0170 Fuel Trim Malfunction (Bank 1) P0171 System too Lean (Bank 1) P0174 System too Lean (Bank 2) good luck, kelly Read more at: https://www.obd-codes.com/p01-codes Copyright OBD-Codes.com

1 people found this helpful.
Mark helpful
70,085

Kelly answered 6 years ago

here the deal > http://www.easterncatalytic.com/education/tech- tips/fuel-trim-can-be-a-valuable-diagnostic-tool/

2 people found this helpful.
Mark helpful
70,085

Kelly answered 6 years ago

if no help / fixed then > http://www.aa1car.com/library/ford_lean_codes.htm

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

Taurus

Looking for a Used Taurus in your area?

CarGurus has 80 nationwide Taurus listings starting at $4,990.

Postal Code:

Shortcuts

Search Ford Taurus Questions

CarGurus Experts

  • #1
    Gene Arnett
    Reputation
    3,950
  • #2
    MrBlueOval
    Reputation
    3,680
  • #3
    Lanadella
    Reputation
    3,160
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Ford Explorer
62 Great Deals out of 2,025 listings starting at $6,990
Used Ford F-150
315 Great Deals out of 13,805 listings starting at $4,500
Used Chevrolet Impala
5 Great Deals out of 131 listings starting at $3,495
Used Ford Mustang
38 Great Deals out of 1,626 listings starting at $8,995
Used Toyota Camry
50 Great Deals out of 1,123 listings starting at $784
Used Honda Accord
47 Great Deals out of 973 listings starting at $2,995
Used Chevrolet Malibu
49 Great Deals out of 1,067 listings starting at $1,995
Used Ford Focus
15 Great Deals out of 503 listings starting at $2,995
Used Honda Civic
191 Great Deals out of 4,038 listings starting at $440
Used Nissan Maxima
9 Great Deals out of 199 listings starting at $1,450

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. Content will be removed if CarGurus becomes aware that it violates our policies.