Grand Cherokee 2WD V8-4.7L Flex Fuel (2008)
Oil Pressure Sender: Description and Operation
Description
DESCRIPTION
The oil pressure switch is a pressure sensitive switch that is activated by the engine's oil pressure (in the main oil gallery). The switch is a two terminal
device (one terminal is provided to the wiring harness and the other terminal is the switch's metal housing that screws into the engine block).