Jeep Xj Electric Fan Not Working

Sometimes the electric fan starts running erratically like it does not always want to start.

Jeep xj electric fan not working. The thermo switch for the fan is usually a silver dollar sized affair down low on the left hand side of the radiator as sitting in the drivers seat. When relay is activated battery voltage is supplied to the fan causing it to operate. Connect the other end of the jumper wire to the positive battery terminal. However i soon found out that the auxiliary.

Closes at 190 200 f. I checked the 40amp fuse in the distribution block its fine. Attach a fused jumper wire to the terminal on the cooling fan that is more exposed after unplugging the electrical connector. I got a new relay and put that in nothing.

My money would be on the fan and here s why. I took the jeep in had the ac system discharged so that i could pull out the dash remove the core. Sometimes when you turn them by hand you will feel them cog. 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.

98 xj electric cooling fan not working just picked up a 98 cherokee limited with the 4 0l and the electric cooling fan is not working. The fan does not kick on at hot temperatures or when the a c is turned on. Last winter the heater core failed in my 1999 xj. So either bad relay or temperature switch.

Jeep cherokee coolant temp sensor replacement. By this i mean that it feels like it is going past notches. A switch attached to the radiator outlet tank above the radiator lower hose senses engine coolant temperature. A dc motor should turn smoothly.

The fan itself can be tested directly by running a jumper to it this bypasses all of the switches and adds electricity directly to the fan if it comes on your sending unit almost always attached to the radiator itself is bad. I have checked the fuses and replaced the relay and still nothing. Attach another jumper wire to the other terminal connecting it to the negative battery terminal. The fan is controlled by a relay mounted on the left inner fender panel.

Your electric fan is activated in two different scenarios. Jeep cherokee electric cooling fan diagnosis repair. The relay is usually located just under the hood ledge on the drivers side above the wheel well.