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HOMESERVICE MANUALSFORD2004ECONOLINE E150, VAN CARGO, 4.6 WREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 343 (HVAC - CLIMATE CONTROL SYSTEM)DESCRIPTION AND OPERATIONCLIMATE CONTROL SYSTEMSYSTEM AIRFLOW DESCRIPTION - DUAL AUTOMATIC TEMPERATURE CONTROLOFF
2004 Ford Econoline E150, Van Cargo, 4.6 W

System Airflow Description - Dual Automatic Temperature Control: Off

2004 Ford Econoline E150, Van Cargo, 4.6 WSECTION Off
WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

When OFF is selected:

  • The air inlet door vacuum control motor is at full vacuum, closing off outside air to the passenger compartment.
  • The defrost door vacuum control motor is at full vacuum and the floor door and panel door vacuum control motors are at no vacuum, closing off airflow to the passenger compartment outlets.
  • The heater control valve is at full vacuum, preventing the flow of hot coolant to the heater core.
  • The blower motor is OFF.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.