Code Po481, Cooling fans not working properly?

2007 CHRYSLER 300
226,000 MILES • 3.5L • V6 • 2WD • AUTOMATIC
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JEFFNEEDSYOU
  • MEMBER
  • 1 POST
Po481 fans run but won't cycle to high and it's overheating.
Nov 1, 2022 at 10:56 PM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Hi,

This could be the result of a few different things. It's likely an open circuit in the cooling fan high relay circuit.

If you look below, I provided the diagnostics specific to your vehicle and the code you provided. Take a look through them and let me know if you are comfortable performing them.

Let me know,

Take care,

Joe

See pics below.
Nov 2, 2022 at 2:18 PM