2020 Ford Explorer A/C Refrigerant & Oil Capacity

Quick Answers

• Refrigerant Type: R-1234yf
• Full System Charge: 17.6 oz (500 grams). Note: This can vary slightly by trim level, always consult your owner's manual or a service professional.
• PAG Oil Type: PAG 46
• PAG Oil Amount: 4.7 fl oz (140 mL). Note: This is the total system capacity. When replacing components, add oil per manufacturer's specifications for that component.
• Low-Side Service Port: Typically located on the accumulator/dryer or a line near the firewall on the passenger side.
• High-Side Service Port: Usually found on the refrigerant line between the condenser and the expansion valve, often near the front of the engine bay.

Why R-1234yf Matters for Your 2020 Ford Explorer

Your 2020 Ford Explorer uses R-1234yf refrigerant, a significant change from the R-134a used in older vehicles. This transition, which began around 2014 for many manufacturers, was driven by environmental regulations. R-1234yf has a much lower Global Warming Potential (GWP) compared to R-134a, making it more eco-friendly.

However, this comes with a few implications:

• Cost: R-1234yf is generally more expensive than R-134a.
• EPA and Regulations: Strict EPA regulations govern the handling of refrigerants. Special certification (EPA Section 609) is required for anyone performing A/C service.
• Recovery Equipment: Due to R-1234yf's mild flammability, specialized recovery and recycling equipment is mandatory to safely service systems using this refrigerant. This equipment is designed to prevent ignition and cross-contamination.

Recharge Procedure for Your 2020 Ford Explorer A/C

Recharging an A/C system is not as simple as just adding refrigerant until the pressure looks right. For your 2020 Ford Explorer with R-1234yf, the procedure is critical and requires precision.

1. Evacuation: The system must be thoroughly evacuated using a vacuum pump to remove air and moisture. Moisture in an A/C system can lead to component failure and poor performance.
2. Leak Testing: Before recharging, a thorough leak test is essential. Even a small leak can lead to refrigerant loss and system failure.
3. Proper Charge by Weight: The most critical step is charging the system by weight, not by pressure. Using a professional A/C machine ensures the exact amount of refrigerant (17.6 oz or 500 grams for your Explorer) is introduced. Overcharging or undercharging can both lead to poor cooling and potential compressor damage.
4. PAG Oil Considerations: If components have been replaced, ensure the correct amount of PAG 46 oil is added. Refer to the specific component's instructions or a service manual for precise amounts.

Warning: Do NOT mix R-1234yf with R-134a or any other refrigerants. This can damage your A/C system and the recovery equipment.

Common A/C Problems for the Ford Explorer (2020 Generation)

While the Ford Explorer is a reliable vehicle, certain A/C issues can arise:

• Compressor Failures: The compressor is the heart of the A/C system. Issues can range from electrical problems to internal mechanical failures, often indicated by a lack of cold air or unusual noises when the A/C is on.
• Condenser Issues: The condenser, located at the front of the vehicle, is susceptible to damage from road debris, leading to refrigerant leaks. Its fins can also become clogged with dirt and leaves, reducing cooling efficiency.
• Evaporator Leaks: The evaporator, located inside the dashboard, can develop leaks over time. Symptoms often include a musty odor from the vents (due to refrigerant escaping and moisture accumulation), or a noticeable decrease in cooling performance.
• Blend Door Actuator Problems: While not a refrigerant issue, a faulty blend door actuator can prevent proper temperature control, making it seem like the A/C isn't working correctly.

When to Call a Pro

Given the complexities of R-1234yf systems and the need for specialized equipment and knowledge, it's highly recommended to consult a certified professional for any A/C issues beyond a simple visual check.

Signs you need to call a pro:

• Your A/C is blowing warm air.
• You hear unusual noises when the A/C is running.
• There's a noticeable decrease in airflow.
• You suspect a refrigerant leak.
• The A/C system needs to be recharged or repaired.

Safety Disclaimer: Working with automotive air conditioning systems and refrigerants can be dangerous. Refrigerants are under high pressure and can cause serious injury, including frostbite. Always wear appropriate personal protective equipment (PPE) such as safety glasses and gloves. Only individuals certified under EPA Section 609 should attempt to work on A/C systems involving refrigerant handling.

Find a certified A/C shop on Repairius.