Grand Caravan V6-3.8L (2009)
Oil Pressure Switch (For Fuel Pump): Description and Operation
Oil Pressure Switch - Operation
OPERATION
The oil pressure switch provides a ground for the instrument cluster low oil pressure indicator light. The switch receives oil pressure input from the
engine main oil gallery. When engine oil pressure is greater than 27.5 Kpa (4 psi), the switch contacts open, providing a open circuit to the low pressure
indicator light. For wiring circuits and diagnostic information, (Refer to Appropriate Wiring/Diagnostic Information).