× 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 July 2008

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
2004 Ford Explorer XLS 4.0L No Start, Cuts out, Stall VIN: 1FMZU72K04
P0430: Catalyst system efficiency below threshold B2. Found codes listed above after vehicle was towed in. Vehicle quits intermittently and will start after in sits over night. It started right up for me and I pulled the codes which I cannot see how any of them would cause the engine to die except possibly the pa...
July 02, 2008
2005 Chrysler Sebring Touring 2.7L Excessive Emissions, MIL Lamp on VIN: 1C3EL56R55
P0430: Catalyst Efficiency Below Normal (Bank 2). Fuel trim numbers are high, indicating possible vacuum leak or low fuel pressure. Fuel pressure is within spec, found small vacuum leak at tps with smoke machine also found some sort of H connector in line on the brake booster hose, was drawing false air from ...
July 21, 2008