Code C0040, right front wheel speed sensor replacement?

2007 GMC ENVOY
126,500 MILES • 4.2L • 6 CYL • 4WD • AUTOMATIC
Avatar
STEVE620
  • MEMBER
  • 70 POSTS
My ABS light just came on. I have the TopDon scan tool and the code that came up is C0040 Right front wheel speed sensor, how involved is it to change the sensor?
thank you
Aug 31, 2024 at 9:04 AM
Advertisement
Avatar
STRAILER
  • ✓ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
It not too bad, you will need to raise the car up and jack stands (front) and remove the front wheels, these guides can help and I have included how to change the wheel speed sensor out in the images below.

https://www.2carpros.com/articles/jack-up-and-lift-your-car-safely

and

https://www.2carpros.com/articles/wheel-removal-and-re-installation

Check out the images (below). Let us know if you need anything else.


Images (Click to enlarge)
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Professional Diagram for 2CarPros Members
Click here to log in and view diagram.
Aug 31, 2024 at 5:18 PM
Avatar
STEVE620
  • MEMBER
  • 70 POSTS
Thank you.
Sep 1, 2024 at 5:23 AM
Avatar
STRAILER
  • ✓ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
You are welcome, please use 2CarPros anytime we are here to help.
Sep 1, 2024 at 10:50 AM
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.
Ask a Free Question
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.