[irishman739]

05 pacifica 3.5.Can not locate the oil pressure sender on the engine

 

[chuzz]

They're usually located near the oil filter. Here's a link to what yours looks like. http://www.autozone.com/autozone/parts/2005-Chrysler-Pacifica-2WD/Oil-Pressure-Switch/_/N-jmu55Z8znc6?filterByKeyWord=oil+pressure+switch&fromString=search

 

[rmoore0949]

remove the belt shield from underneath and look above the A/C compressor. Green connector I believe

 

[ImperialCrown]

The service manual shows it screwed into the aluminum oil filter mounting adapter.