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 MANUALSMERCURY2009MILAN PREMIER, 3.0 1, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1646 (HVAC - CLIMATE CONTROL SYSTEM)REMOVAL AND INSTALLATIONIN-VEHICLE TEMPERATURE AND HUMIDITY SENSORREMOVAL AND INSTALLATION
2009 Mercury Milan Premier, 3.0 1, AWD
Removal and Installation
2009 Mercury Milan Premier, 3.0 1, AWDSECTION Removal and Installation
WARNING: This page is about a different car, the 2010 Mercury Mariner and 2010 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
- Detach the instrument cluster finish panel and position it away from the instrument panel to allow access to the in-vehicle temperature sensor.
- Release the 2 clips and detach the in-vehicle temperature sensor or in-vehicle temperature and humidity sensor.
- Disconnect the in-vehicle temperature sensor or in-vehicle temperature and humidity sensor electrical connector.
- Detach the aspirator hose from the venturi at the heater core and evaporator core housing.
- Detach the aspirator hose from the instrument panel.
- Remove the in-vehicle temperature sensor or in-vehicle temperature and humidity sensor.
- Remove the venturi (if needed).
- To install, reverse the removal procedure.
NOTE:
Only position the instrument cluster finish panel away from the instrument panel enough to detach the in-vehicle temperature sensor without stressing the attached components. If the instrument cluster finish panel is positioned too far away from the instrument panel, damage to the wire harness or instrument cluster finish panel could result.
NOTE:
The venturi must be aligned correctly with the heater core and evaporator core housing for installation. When installing the venturi, it must be pressed into the heater core and evaporator core housing until an audible click is heard to indicated that it is correctly attached.
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.