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

11,355

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 3,750
#2 Tom Demyan
Tom Demyan
Reputation 3,650
#3 Shawntele Lewis
Shawntele Lewis
Reputation 2,390
View All

Related Models For Sale

Used Honda Pilot
373 listings starting at $3,995
Used Toyota 4Runner
10 Great Deals out of 333 listings starting at $5,995
Used Toyota RAV4
72 Great Deals out of 2,386 listings starting at $3,000
Used Acura MDX
37 Great Deals out of 485 listings starting at $3,888
Used Toyota Highlander Hybrid
3 Great Deals out of 101 listings starting at $4,990
Used Ford Explorer
22 Great Deals out of 989 listings starting at $3,985
Used Nissan Pathfinder
15 Great Deals out of 994 listings starting at $1,995
Used Honda CR-V
42 Great Deals out of 2,207 listings starting at $1,299
Used Toyota Camry
41 Great Deals out of 1,460 listings starting at $1,699
Used Toyota Sienna
10 Great Deals out of 782 listings starting at $2,480
Used Toyota Sequoia
5 Great Deals out of 97 listings starting at $5,994
Used Jeep Grand Cherokee
51 Great Deals out of 3,544 listings starting at $2,950
Used Toyota Tacoma
16 Great Deals out of 697 listings starting at $1,860

Used Cars For Sale

2017 Toyota Highlander For Sale
113 listings starting at $35,500
2016 Toyota Highlander For Sale
72 listings starting at $33,944
2015 Toyota Highlander For Sale
51 listings starting at $28,299
2014 Toyota Highlander For Sale
45 listings starting at $27,700
2013 Toyota Highlander For Sale
89 listings starting at $21,988