how to replace the 02 sensor

Asked by Jul 19, 2016 at 08:24 PM about the 2005 Toyota Highlander

Question type: Maintenance & Repair

Check engine light comes on.  Has been diagnosed as 02 sensor problem.

1 Answer

12,105

Its likely the HEGO (heated exhaust gas sensor) but possibly a connector or the harness its self they can be damaged from heat and or abrasion Inspect it first before just changing a sensor UNLESS it was read with the Toyota Techstream scan tool, that's a sure diagnosis of the sensor.

Your Answer

Add photo

Related Questions

  • Where are the O2 sensors located on a 2001 toyota haighlander V6? 24 answers

    I can visually see one of the O2 sensors on the front of the motor (Exhaust manifold) when I open the hood, but where is the othe O2 sensor located on this vehicle? A picture would be nice. thanks

    2001 Toyota Highlander

    -

    Maintenance & Repair

  • Check engine light & VSC light 2 answers

    I just had my 2004 Highlander back end repaired from a fender bender accident. Now the check engine light and VSC light are on. Toyota service dept said I need 02 sensor replaced at $698. Could the...

    2004 Toyota Highlander Limited V6

    -

    Maintenance & Repair

  • Do I need to replace the Catalytic Converter in my 2005 Toyota Highlander V6 2WD? 6 answers

    2005 Toyota Highlander V6 217,000 miles Maintained at the dealership until Dec. 2011 One very loving owner. Bought her brand new with 17 miles total including my test drive. Background- Time of purc...

    2005 Toyota Highlander

    -

    Maintenance & Repair

  • When should you replace O2 sensors 3 answers

    I have approx: 154,000 on 2004 Highlander and have read somewhere O2 sensors are only good for 100,00 miles then need replaced. What's the scoop?

    2004 Toyota Highlander Base

    -

    Maintenance & Repair

  • where is my 02 sensor and how do I replace it? 1 answer

    1996 Toyota Tacoma 2 Dr V6 Extended Cab SB

    -

    Maintenance & Repair

Search Toyota Highlander Questions

Toyota Highlander Experts

#1 Wendy Tucker
Wendy Tucker
Reputation 4,140
#2 Tom Demyan
Tom Demyan
Reputation 3,870
#3 Shawntele Lewis
Shawntele Lewis
Reputation 2,410
View All

Related Models For Sale

Used Honda Pilot
11 Great Deals out of 654 listings starting at $2,999
Used Toyota 4Runner
4 Great Deals out of 401 listings starting at $5,995
Used Toyota RAV4
100 Great Deals out of 3,258 listings starting at $3,000
Used Acura MDX
31 Great Deals out of 462 listings starting at $4,200
Used Toyota Highlander Hybrid
5 Great Deals out of 101 listings starting at $9,995
Used Nissan Pathfinder
14 Great Deals out of 839 listings starting at $3,980
Used Honda CR-V
46 Great Deals out of 2,436 listings starting at $1,595
Used Toyota Camry
53 Great Deals out of 1,642 listings starting at $800
Used Ford Explorer
38 Great Deals out of 1,198 listings starting at $2,900
Used Toyota Sienna
7 Great Deals out of 965 listings starting at $2,995
Used Toyota Sequoia
81 listings starting at $4,500
Used Jeep Grand Cherokee
99 Great Deals out of 3,409 listings starting at $1,488
Used Toyota Tacoma
16 Great Deals out of 766 listings starting at $4,950

Used Cars For Sale

2017 Toyota Highlander For Sale
181 listings starting at $35,500
2016 Toyota Highlander For Sale
6 Great Deals out of 38 listings starting at $31,999
2015 Toyota Highlander For Sale
5 Great Deals out of 50 listings starting at $24,995
2014 Toyota Highlander For Sale
60 listings starting at $26,995
2013 Toyota Highlander For Sale
88 listings starting at $18,495

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.