Join Now
International Automotive Technicians Network

P0430 Diagnostic Trouble Code Discussion for February 2015

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
2003 Toyota Camry LE 3.0L MIL Lamp on VIN: 4T1BF32K73
P0430: Catalyst Efficiency Below Normal (Bank 2). ... recurring P0420. It had been setting consistently for months. The oxygen absorption was in the 1-2 second range for both banks, so we replaced them with Walker cats along with the AF and O2 sensors from Denso. A few months later, the code came back and aft...
February 25, 2015