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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Circuit Diagram
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To Stop Playing a Disc
To take the system out of disc mode, press the FM/AM button, the button, or the AUX button (if an appropriate unit is connected). To return to disc mode, press the CD button. You can also ...

Rocker Arm and Shaft inspection
1. Remove the rocker arm assembly (see page 6-81). 2. Disassemble the rocker arm assembly (see page 6-82). 3. Measure the diameter of the shaft at the first rocker location. 4. Zero the gau ...