× 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

P0430 Diagnostic Trouble Code Discussion for December 2007

Catalyst System Low Efficiency (Bank 2)

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 P0430
Help Request Posted
2006 Lincoln Navigator Ultimate 5.4L Surge, MIL Lamp on VIN: 5LMFU28596
P0430: Catalyst Efficiency Below Threshold Bank 2. ... between gears on a semi hard acceleration. A short drive verified this problem (intermittently) about every other five or six shifts mostly around 1-2 but also in upper gears rarely. Set a code 3 times prior and Autozone "cleared" the code with no ...
December 13, 2007