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Catalytic Converter System
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Catalytic Converter System
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DTC Troubleshooting
Notes
DTC P0420: Catalytic System Efficiency Below Threshold
DTC P1420: NOx Adosorptive Catalytic System Efficiency Below Threshold (2002-2003 M/T models); DTC P2000: NOx Adosorptive Catalytic System Efficiency Below Threshold (2004-2006 M/T models)