How to replace an oil pressure sending unit in a Cherokee?
Insert the new sending unit into the block and tighten it until snug. Do not over-tighten it or it may crack. Plug in the electrical plug on the end of the sending unit. It will click into place when it is fully seated. Test run the engine and verify that the sending unit is working by checking the gauge in the instrument panel.
Where is the sending unit on a Jeep Cherokee?
The function of the sending unit is to transmit the pressure reading to the Cherokee’s computer. The computer converts the information and sends it to your gauges. Locate the oil pressure sending unit on the block of your Jeep’s motor.
How to check an oil pressure sending unit?
Test run the engine and verify that the sending unit is working by checking the gauge in the instrument panel. Use a little dielectric grease on the connector if you are concerned about water or dirt getting in. The plug is weather proof and should seal either way.
What should oil pressure be on Jeep Grand Cherokee?
After an oil change one day, it would go up to 80 psi and when the rpm’s would go up, the oil would go down to 60 psi. Anyways, this one I got off of Mopar Overstock. But even aftermarkets work pretty well. This one happens to be a 2001 Jeep Grand Cherokee. I find that the part number does crossover to many vehicles in the Chrysler family as well.
Where is the oil pressure sending unit on a Jeep Cherokee?
Locate the Oil Pressure Sending Unit which is found near the oil filter on the passenger’s side of the engine block. Follow where the oil filter threads onto the filter adapter elbow, that elbow attached to the engine block will have another smaller elbow adapter closer to the side of the block which is where the Oil Pressure Sending Unit is found.
Where to put oil catch on Jeep XJ?
Now with the wiring harness separated from the Oil Pressure Sending Unit, you will be able to fully remove sending unit from it’s port. This is a good time to place your oil catch can underneath your Jeep to catch any oil that may spill out.
Where is the oil pressure sending unit located?
Follow where the oil filter threads onto the filter adapter elbow, that elbow attached to the engine block will have another smaller elbow adapter closer to the side of the block which is where the Oil Pressure Sending Unit is found.
Why is oil pressure reading 0 on my Chreokee?
It’s probably just the sending unit going bad, if you don’t hear any tapping or other noises when the gauge is reading 0 your probably ok. You can always get a cheap mechanical gauge and hook it up temporarily to varify the pressure. I believe the sensor on the 4.0 is right by the oil filter.