Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY2010MARINER HYBRID, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 970 (CLIMATE CONTROL SYSTEM - GENERAL INFORMATION AND DIAGNOSTICS - (EXCEPT HYBRID))DESCRIPTION AND OPERATIONCLIMATE CONTROL SYSTEMSYSTEM AIRFLOW DESCRIPTIONFLOOR
2010 Mercury Mariner Hybrid, AWD
System Airflow Description: Floor
2010 Mercury Mariner Hybrid, AWDSECTION Floor
WARNING: This page is about a different car, the 2007 Mercury Mariner and 2007 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
When FLOOR is selected:
- The air inlet blend door is at no vacuum, blocking recirculated air and allowing outside air.
- The footwell airflow door is at the full vacuum position, opening the door and allowing airflow through the footwell ducts.
- The defrost airflow door and the vent/register blend door are in the no vacuum position, closing off airflow to the windshield defroster hose nozzles and driver, passenger and center registers.
- The temperature control can be positioned to mix air flowing through and around the heater core to achieve the selected temperature level.
- The A/C compressor is disabled.
- The blower motor is ON.
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.