Catalytic Converter System

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DTC Troubleshooting

DTC P0420: Catalyst System Efficiency Below Threshold NOTE: - Before you troubleshoot, record all freeze data and any on-board snapshot, and review the general troubleshooting information (see pa ...

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Vehicle Identification Number
Manufacturer, Make, and Type of Vehicle 1HG; Honda of America Mfg., Inc. Honda passenger vehicle Line, Body, and Engine Type CS1: Accord Coupe/K24Z3 Body Type and Transmission Type 1: 2-door ...

Symptom Troubleshooting
No picture Is displayed Diagnostic Test: Self-Diagnosis Mod© NOTE: • Check the vehicle battery condition first (see page • 22-90). • Check button has been pressed, and turn ...

DTC Troubleshooting
DTC P0443: EVAP Canister Purge Valve Circuit Malfunction Special Tools Required Vacuum Pump/Gauge, 0 - 3 0 In.Hg, Snap-on YA4000A or equivalent commercially available NOTE: Before you troubleshoo ...