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 MANUALSFORD2010FOCUS S, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1552 (CLIMATE CONTROL SYSTEM)
2010 Ford Focus S, Standard
Section 1552 (Climate Control System)
2010 Ford Focus S, StandardSECTION Section 1552 (Climate Control System)
WARNING: This page is about a different car, the 2011 Mercury Milan, 2011 Lincoln MKZ, and 2011 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
- General Specifications
- Description And Operation
- Air Conditioning
- Notes
- A/C Compressor and Clutch Assembly - Non-Hybrid
- Electric A/C Compressor - Hybrid
- A/C Pressure Relief Valve
- A/C Condenser
- Receiver/Drier Cartridge
- Evaporator Core
- Thermostatic Expansion Valve (TXV)
- Evaporator Discharge Air Temperature Sensor
- A/C Pressure Transducer
- Service Gauge Port Valves
- Refrigerant System Dye
- Air Distribution and Filtering
- Control Components
- Electronic Manual Temperature Control (EMTC)
- Electronic Automatic Temperature Control (EATC)
- Notes
- Control System Inputs
- HVAC Module - With Navigation System
- In-Vehicle Temperature Sensor - Non-Hybrid
- In-Vehicle Temperature and Humidity Sensor - Hybrid
- Solar Radiation Sensor (Sunload Sensor)
- Ambient Temperature Sensor
- Control System Outputs
- Blower Motor Speed
- Temperature Blend Door Positions
- Airflow Mode Door Position
- Air Inlet Mode Door Actuator - Non-hybrid
- Air Inlet Mode Door Actuator - Hybrid
- Heating and Ventilation
- Air Conditioning
- Removal And Installation
- Air Conditioning (A/C) Compressor - 2.5L
- Air Conditioning (A/C) Compressor - 3.0L, 3.5L
- Air Conditioning (A/C) Compressor - Hybrid
- Air Conditioning (A/C) Evaporator Discharge Air Temperature Sensor
- Air Conditioning (A/C) Pressure Transducer
- Air Conditioning (A/C) Pressure Relief Valve
- Ambient Air Temperature Sensor
- Auxiliary Coolant Flow Pump
- Blower Motor
- Blower Motor Resistor
- Blower Motor Speed Control
- Cabin Air Filter
- Clutch and Clutch Field Coil
- Compressor Manifold and Tube Assembly - 2.5L
- Compressor Manifold and Tube Assembly - 3.0L, 3.5L
- Compressor to Condenser Discharge Line - Hybrid
- Condenser Core - 2.5L, 3.0L, Hybrid
- Condenser Core - 3.5L
- Evaporator Core
- Evaporator to Compressor Suction Line - Hybrid
- Heater Core
- Heater Core And Evaporator Core Housing
- Heating Ventilation Air Conditioning (HVAC) Module - Fusion, Milan
- Heating Ventilation Air Conditioning (HVAC) Module - MKZ
- In-Vehicle Temperature and Humidity Sensor - Hybrid
- In-Vehicle Temperature Sensor - Fusion, Milan
- In-Vehicle Temperature Sensor - MKZ
- Mode Door Actuator - Air Inlet Door
- Mode Door Actuator - Defrost/Panel/Floor Door
- Receiver Drier Cartridge
- Register - Center, Fusion/Milan
- Register - Center, MKZ
- Register - Driver and Passenger Side, Fusion/Milan
- Register - LH, MKZ
- Register - RH, MKZ
- Temperature Blend Door Actuator - LH
- Temperature Blend Door Actuator - RH, Dual-Zone EATC
- Thermostatic Expansion Valve
- Thermostatic Expansion Valve Manifold and Tube Assembly
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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.