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

88,905

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 1,820
#2 Larry Sturgis
Larry Sturgis
Reputation 1,260
#3 lightGear
lightGear
Reputation 1,010
View All

Related Models For Sale

Used Chevrolet Tahoe
605 Great Deals out of 27,656 listings starting at $600
Used Ford Explorer
719 Great Deals out of 74,484 listings starting at $750
Used Chevrolet Suburban
380 Great Deals out of 18,571 listings starting at $1,795
Used Lincoln Navigator
85 Great Deals out of 5,513 listings starting at $3,485
Used Ford F-150
2,426 Great Deals out of 210,091 listings starting at $895
Used GMC Yukon
393 Great Deals out of 16,289 listings starting at $1,800
Used GMC Yukon XL
228 Great Deals out of 11,867 listings starting at $2,400
Used Cadillac Escalade
249 Great Deals out of 10,530 listings starting at $1,490
Used Toyota Sequoia
127 Great Deals out of 5,531 listings starting at $2,999
Used Ford Excursion
12 Great Deals out of 707 listings starting at $3,995
Used Dodge Durango
235 Great Deals out of 22,749 listings starting at $1,499
Used Ford F-250 Super Duty
379 Great Deals out of 47,712 listings starting at $400
Used Chevrolet Silverado 1500
1,960 Great Deals out of 159,918 listings starting at $1,995

Used Cars For Sale

2017 Ford Expedition XLT 4WD For Sale
1,314 listings starting at $34,995
2016 Ford Expedition XLT 4WD For Sale
16 Great Deals out of 242 listings starting at $27,500
2015 Ford Expedition XLT 4WD For Sale
91 listings starting at $24,000
2014 Ford Expedition XLT 4WD For Sale
3 Great Deals out of 50 listings starting at $22,995