With fan relay removed turn the.
Jeep grand cherokee radiator fan relay problems.
If the cooling fan stops working most do it yourself.
Jeep cherokee electric cooling fan diagnosis repair.
Unhooked the radiator fan relay and jumped the grey a16 wire coming from the pdc to green c23 wire radiator fan relay output.
This set up on your jeep is different.
I have a 2003 jeep grand cherokee laredo.
Without it the engine can reach dangerous temperatures and damage engine components.
The fan is controlled by a relay mounted on the left inner fender panel.
All mj sand xj vehicles equipped with a 4 0l engine that have air conditioning and or heavy duty cooling are also equipped with an auxiliary electrical fan.
When it comes to your jeep grand cherokee you want parts and products from only trusted brands.
I own a 2002 jeep cherokee 4x4 quad drive i recently broke down had to be towed.
Advance auto parts has 8 different radiator fan control relay for your vehicle ready for shipping or in store pick up.
This was pulse width modulated by the pcm to control the fan speed.
The problem was cooling fan.
From the wiring diagram it looks like your cooling fan uses two different standard relays.
This article will help you to diagnose the pulse width modulated pwm fan relay on the 1999 2004 jeep 4 0l grand cherokee suvs and or the codes p1491 radiator fan control relay circuit the dealer at the time of this writing will charge you 95 us to diagnose it.
The older jeeps had a radiator fan relay bolted to the frame behind the headlight assembly on the drivers side.
Has cel on and code p0500.
When read more.
This is just one of many electrical problems i have with this jeep the door lock motors failed the windows failed on both driver and passenger side doors the bk hatch failed.