× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P1189 Diagnostic Trouble Code Discussion for January 2012

Engine Oil Pressure Switch Circuit Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1189
Help Request Posted
2003 Chevrolet Impala 3.4L Misfire, Pops out intake VIN: 2G1WF52E23
P1189: Engine Oil Pressure Switch Circuit Malfunction. Got this car in the shop, misfiring and poping out the intake, was able to narrow it down to cylinder #2 pull the ign wire off and it will stop poping out intake. Performed a compression test on cyl 2 with 140psi result. I swaped the plug and coil with no chan...
January 21, 2012