how to fix the air conditioning in my Ford Explorer Fifth Generation (2011-2019)

Ford Explorer Fifth Generation (2011-2019)

Error Codes

2-4 hours

Time

medium

Difficulty

medium

Severity

3 min read

534 words

Problem Statement

Learn how to diagnose and fix the air conditioning issues in your Ford Explorer (2011-2019). Step-by-step guide with symptoms, diagnostic steps, and repair instructions.

Affected Component

HVAC

Estimated Time

2-4 hours

⚠️ Safety Warnings

Important safety information - read before proceeding

•Disconnect the battery before working on electrical components.
•Wear safety glasses and gloves when handling refrigerants and AC components.

Symptoms

•No cold air blowing from the vents
•Air conditioning compressor not engaging
•Unusual noises from the AC system
•Warm air blowing despite AC being set to cold
•Frequent cycling of the compressor
•Check engine light illuminated (if related to HVAC system)

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any potential issues.
2
Check the refrigerant level using a manifold gauge set to determine if it's low.
3
Inspect the AC compressor for visible signs of damage or leaks.
4
Examine the AC condenser for blockages or debris affecting airflow.
5
Test the AC system's electrical components, including fuses and relays.
6
Check the cabin air filter for clogs that may restrict airflow.

Solution

💡 Expert Tip

For complex repairs like this, consider taking photos at each step. This helps if you need to reverse a step or consult with a mechanic. Also, keep all removed parts organized - you may need to reference them during reassembly.

Verification

After completing the repair, verify that the issue has been resolved:

✓Test the affected component to ensure it functions correctly
✓Check for any error codes or warning lights
✓Monitor the vehicle for a few days to ensure the issue does not recur

Prevention Tips

To prevent this issue from occurring again:

•Follow the manufacturer's recommended maintenance schedule
•Address warning signs early before they develop into major issues
•Use quality parts and fluids recommended for your vehicle
•Keep detailed records of all repairs and maintenance

Tools & Equipment Required

•OBD-II scanner
•Manifold gauge set
•Wrench set
•Torque wrench
•Serpentine belt tool
•Refrigerant recharge kit

Parts Required

•AC compressor (if replacement needed)
•Refrigerant (R-134a)
•Cabin air filter (if clogged)

Related Faults

Share this solution

Comments

No comments yet

Be the first to share your thoughts

Back to Generation

Diagnostic Steps

1
Scan for error codes using an OBD-II scanner to identify any potential issues.
2
Check the refrigerant level using a manifold gauge set to determine if it's low.
3
Inspect the AC compressor for visible signs of damage or leaks.
4
Examine the AC condenser for blockages or debris affecting airflow.
5
Test the AC system's electrical components, including fuses and relays.
6
Check the cabin air filter for clogs that may restrict airflow.

Solution

1. Preparation

Gather all necessary tools and parts.
Disconnect the vehicle battery to ensure safety while working on the electrical system.

2. Recharge Refrigerant

Attach the manifold gauge set to the AC service ports (low and high side).
Check the current refrigerant level and pressure.
If low, follow the manufacturer's guidelines to recharge the system with the appropriate refrigerant type (R-134a).
Monitor the system pressure as you add refrigerant until it reaches the specified range.

3. Replace AC Compressor (if needed)

Remove the serpentine belt by loosening the tensioner pulley.
Disconnect the electrical connector from the AC compressor.
Remove the AC lines from the compressor using the appropriate wrench (be prepared for refrigerant to escape).
Unbolt the compressor from its mounting brackets and carefully remove it from the vehicle.
Install the new AC compressor by reversing the removal steps, ensuring all bolts are torqued to manufacturer specifications.

4. Inspect and Clean the Condenser

Remove any debris or obstructions from the AC condenser using compressed air or a soft brush.
Ensure that the condenser fins are not bent and are free of dirt.

5. Reconnect Battery and Test System

Reconnect the vehicle battery and start the engine.
Turn on the AC system to the maximum setting and observe whether cold air is being produced.