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Catalytic Converter Replacement

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  1. Catalytic Converter diagnostic guides

    Trouble codes that commonly point to this part — click any code for the full diagnostic walk-through.

    P2297 OBD-II Code P2297: Oxygen Sensor Signal Out of Range When Slowing Down P2000 OBD-II Code P2000: NOx Trap Efficiency Below Threshold P1170 OBD-II Code P1170: Manufacturer-Specific Fuel & Air Control Fault P0420 OBD-II Code P0420: Catalyst System Efficiency Below Threshold (Bank 1) P2002 OBD-II Code P2002: Diesel Particulate Filter Efficiency Below Threshold P2200 OBD-II Code P2200: NOx Sensor Circuit Malfunction (Bank 1) P2096 OBD-II Code P2096: Post Catalyst Fuel Trim System Too Lean (Bank 1) P1420 OBD-II Code P1420: The Ultimate Diagnosis & Repair Guide P0299 OBD-II Code P0299: Turbo/Supercharger Underboost P0300 OBD-II Code P0300: Ultimate Guide to Random/Multiple Cylinder Misfire

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