why the fan does not start when the water temperature increases very much or when AC is turned on?

2007 CITROEN C4
180,000 MILES
Avatar
CINEVADOAREU
  • MEMBER
  • 2 POSTS
The fan is working because I tested it before I mounted.
Jul 26, 2012 at 8:45 AM
Advertisement
Avatar
MHPAUTOS
  • ✓ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
Proberbly be the fan temp sensor or relay is at fault.
Jul 26, 2012 at 9:00 AM
Avatar
CINEVADOAREU
  • MEMBER
  • 2 POSTS
Thakyou for you quick answer!
And can you please tel me where can I find te temp sensor.
The relay, I think is positioned in front of fan,because there is a "small box" I'm right?
Jul 26, 2012 at 9:14 AM
Avatar
MHPAUTOS
  • ✓ASE Certified Mechanic
  • 31,937 POSTS
  • ASE Certified Mechanic
we do not have these cars in the data base, but i will have a look on line and see what i can find.
Jul 26, 2012 at 9:55 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.