DTC Troubleshooting: P04DF (3.5L Engine): Notes

DTC P04DF  : Evaporative Emission (EVAP) System High Purge Flow Detected

Special Tools Required 

Vacuum Pump/Gauge, 0-30 inHg Snap-on YA4000B or equivalent, commercially available 

Vacuum/Pressure Gauge, 0-4 inHg 07JAZ-001000B 

How to use this service information .

NOTICE: 

Before you troubleshoot, review the How to Troubleshoot - Refer to: How to Troubleshoot the Fuel and Emissions Systems (3.5L Engine) or How to Troubleshoot the Fuel and Emissions Systems (3.0L Engine) .