Which o2 sensors is upstream and which ones is downstream

Asked by Feb 24, 2015 at 12:02 PM about the 2000 Ford Expedition XLT 4WD

Question type: Maintenance & Repair

5.4L sized engine

1 Answer

98,335

Upstream is before the converter, downstream is after the converter.

Your Answer

Add photo

Related Questions

Search Ford Expedition Questions

Ford Expedition Experts

#1 T_S_T
T_S_T
Reputation 1,920
#2 Larry Sturgis
Larry Sturgis
Reputation 1,400
#3 lightGear
lightGear
Reputation 1,030
View All

Related Models For Sale

Used Chevrolet Tahoe
610 Great Deals out of 35,633 listings starting at $1,000
Used Ford Explorer
811 Great Deals out of 62,292 listings starting at $495
Used Chevrolet Suburban
287 Great Deals out of 20,011 listings starting at $1,195
Used Lincoln Navigator
96 Great Deals out of 5,145 listings starting at $1,900
Used Ford F-150
2,141 Great Deals out of 180,734 listings starting at $1,500
Used GMC Yukon
377 Great Deals out of 20,670 listings starting at $1,495
Used GMC Yukon XL
229 Great Deals out of 12,860 listings starting at $1,495
Used Cadillac Escalade
218 Great Deals out of 10,918 listings starting at $2,900
Used Toyota Sequoia
113 Great Deals out of 5,343 listings starting at $2,650
Used Dodge Durango
280 Great Deals out of 19,936 listings starting at $999
Used Ford Excursion
7 Great Deals out of 776 listings starting at $1,950
Used Ford F-250 Super Duty
336 Great Deals out of 43,034 listings starting at $1,250
Used Toyota 4Runner
237 Great Deals out of 20,800 listings starting at $1,500

Used Cars For Sale

2017 Ford Expedition XLT 4WD For Sale
1,481 listings starting at $31,414
2016 Ford Expedition XLT 4WD For Sale
15 Great Deals out of 201 listings starting at $27,218
2015 Ford Expedition XLT 4WD For Sale
42 listings starting at $25,899
2014 Ford Expedition XLT 4WD For Sale
70 listings starting at $16,995

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.