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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Carrier Bearing Preload Inspection
Special Tools Required •Driver Handle, 15 x 135L 07749-0010000 •Attachment, 72 x 75 mm 07746-0010600 -Preload Inspection Tool 07HAJ-PK40201 NOTE; -If the transmission housing, the torqu ...

PCV Valve Inspection
1. Check the PCV valve (A), hoses (B), and connections for leaks or restrictions. 1.PCV valve when the hose between the PCV valve and intake manifold is lightly pinched (A) with your fingers or ...

Fuel Pressure Relieving
Before disconnecting fuel lines or hoses, relieve pressure from the system by disabling the fuel pump, running the engine until it stalls, then and disconnecting the fuel line/quick connect fitting ...