Thermo Fans Constantly On

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Louis Nitschke

Well-Known Member
Joined
Jul 4, 2011
Messages
52
Location
Gawler
Gday everyone, just wondering if anyone could help with this minor problem. My VR4's thermo fans always seem to be spinning, despite the motor being cold, they will always start up as soon as I turn the key to ON. Turning the AC off will stop one from spinning on a cold start up, but one will remain on constantly.

Cheers
 
Pull the fan relay...

Really, pull the wires off the sender at the bottom of the radiator. if this stops the fan, then the sender is bad.

If not stopped, try swapping the relay with one of the others in the relay box near battery.

If still not stopped, then you have a short to earth in the wire between relaybox and the sender in radiator.
 
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