1991 4.0 HO fan relay location?
#1
Thread Starter
Member
Joined: Jan 2013
Posts: 146
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From: Edmonton,Canada
Model: Cherokee
Engine: 4.0 H.O
1991 4.0 HO fan relay location?
Hey guys,
I've been poking around with my jeep trying to figure out why my e fan won't come on. I'm getting close to over heating when it's a really hot day and I'm stuck I traffic .
So far I have replaced the fan clutch,thermostat,new coolant.
My E fan does not seem to come on. However it will come on info turn the A/C on and it will also come on if I disconnect the connector on the temp sender at the thermostat housing.
Does my jeep have a fan relay? If so where is it?
Thanks!
I've been poking around with my jeep trying to figure out why my e fan won't come on. I'm getting close to over heating when it's a really hot day and I'm stuck I traffic .
So far I have replaced the fan clutch,thermostat,new coolant.
My E fan does not seem to come on. However it will come on info turn the A/C on and it will also come on if I disconnect the connector on the temp sender at the thermostat housing.
Does my jeep have a fan relay? If so where is it?
Thanks!
#3
Senior Member
Joined: Mar 2013
Posts: 691
Likes: 2
From: Texas
Year: 1993
Model: Cherokee
Engine: 4.0L
What temp Is "close to overheating"? E-fan in my '93 would come on with A/C but not otherwise. IR thermometer showed that gauge was reading a bit high which was fixed with an OEM temp sender (in rear of head).
For future reference relay is in PDC but as freedgr said, if fan works at all, relay is okay.
For future reference relay is in PDC but as freedgr said, if fan works at all, relay is okay.
#4
Thread Starter
Member
Joined: Jan 2013
Posts: 146
Likes: 0
From: Edmonton,Canada
Model: Cherokee
Engine: 4.0 H.O
I checked the relay and its fine. My temps get about to the 3/4 mark just befor red.
My temp sender at the back of the head for the gauge is new. Got not from napa a few months back when i did the cluster swap.
My fan won't turn on. Should I switch out the temp sender on the thermostat that triggers the fan to come on?
My temp sender at the back of the head for the gauge is new. Got not from napa a few months back when i did the cluster swap.
My fan won't turn on. Should I switch out the temp sender on the thermostat that triggers the fan to come on?
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