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fan works sometimes but relays are missing

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2.4K views 3 replies 3 participants last post by  coconutsoldier  
#1 ·
I have been trying to figure out what the problem with my fans are over
the last few weeks. My car only overheats when idling at a stop, never when
I'm cruising. When it overheats, I have popped the hood and seen that none of the fans were working. But, there has been more than once that while idling at a stop, the fans will come on and keep the car from overheating.
I haven't seen any patterns yet, so I am still not sure why it works sometimes and others it doesn't.
Anyway, I just checked the relays and I am missing the main fan 2 relay and sub fan 2 relay. Is there a reason why those two relays aren't there?
Is it still likely a fan switch like I first thought, or could the previous owner have taken those out for some stupid reason.
Thanks for any help.
 
#4 ·
It is not that I took the relays out, they never came with the car when I got it.
Also, I am not even sure that a relay goes in those two spots. The main fan 1 and
sub fan 1 relays are in, I don't have the main fan 2 and sub fan 2 relays. I still don't
know if I even need those though.
From the fan working a couple times magically in the last few weeks, I think it is a bad connection somewhere in the harness, or bad fan switch. I just wanted to know if anyone else has those second relays, and for some reason I don't.