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 ...

See also:

Information Display
The information display shows the odometer, trip meter, engine oil life and maintenance service item codes, and other gauges. • Switching the Display Press the (Select/Reset) knob to change th ...

Automatic Transmission and A/T Differential (cont'd)
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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 ...