Jeep Grand Cherokee Radiator Fan Relay Problems

If the cooling fan stops working most do it yourself.

Jeep grand cherokee radiator fan relay problems.

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. Without it the engine can reach dangerous temperatures and damage engine components. This was pulse width modulated by the pcm to control the fan speed.

I have a 2003 jeep grand cherokee laredo. This set up on your jeep is different. 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. Advance auto parts has 8 different radiator fan control relay for your vehicle ready for shipping or in store pick up.

With fan relay removed turn the. When it comes to your jeep grand cherokee you want parts and products from only trusted brands. The cooling fan in a jeep grand cherokee keeps engine temperatures at the correct level by kicking on during times when the engine reaches higher than average temperatures. The problem was cooling fan.

Unhooked the radiator fan relay and jumped the grey a16 wire coming from the pdc to green c23 wire radiator fan relay output. Jeep cherokee electric cooling fan diagnosis repair. From the wiring diagram it looks like your cooling fan uses two different standard relays. When read more.

I own a 2002 jeep cherokee 4x4 quad drive i recently broke down had to be towed. 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. The fan is controlled by a relay mounted on the left inner fender panel.