how to fix the air conditioning not blowing cold air in 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

588 words

Problem Statement

Learn how to diagnose and fix the A/C not blowing cold air in 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 systems.
•Allow the engine to cool before removing any components.

Symptoms

•A/C blower operates, but air is warm
•Unusual noises coming from the A/C compressor
•A/C compressor does not engage
•A/C system cycling on and off frequently
•Possible refrigerant leak (visible oil stains around A/C components)

Diagnostic Steps

1
Check the A/C system fuse for continuity using a multimeter.
2
Inspect the A/C compressor for physical damage or signs of wear.
3
Use an A/C pressure gauge to check the refrigerant levels in the system.
4
Scan the vehicle’s OBD-II system for any related fault codes.
5
Examine the A/C condenser for blockages or debris obstructing 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

•Multimeter
•A/C pressure gauge
•Refrigerant canister with appropriate refrigerant
•Socket set
•Fuse puller
•Wrench set

Parts Required

•A/C compressor (if faulty)
•A/C refrigerant
•A/C fuse (if blown)
•A/C condenser (if damaged)

Related Faults

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Diagnostic Steps

1
Check the A/C system fuse for continuity using a multimeter.
2
Inspect the A/C compressor for physical damage or signs of wear.
3
Use an A/C pressure gauge to check the refrigerant levels in the system.
4
Scan the vehicle’s OBD-II system for any related fault codes.
5
Examine the A/C condenser for blockages or debris obstructing airflow.

Solution

1. Preparation

Gather tools and parts needed for repair.
Ensure the vehicle is parked on a level surface, and the engine is off.
Disconnect the battery to prevent electrical shorts.

2. Inspect and Replace the A/C Fuse

Locate the fuse panel, usually found under the dashboard or in the engine compartment.
Remove the A/C fuse using a fuse puller.
Check the fuse for continuity and replace it if blown.
Reconnect the battery.

3. Check and Recharge Refrigerant

Attach an A/C pressure gauge to the service port on the low-pressure side of the A/C system.
If the pressure is low, proceed to recharge the system:
- Connect a refrigerant canister to the service port.
- Start the engine and turn the A/C to the maximum setting.
- Slowly open the canister valve and let refrigerant flow until proper pressure is achieved.
- Disconnect the canister and replace the service port cap.

4. Inspect and Replace the A/C Compressor (if needed)

If the compressor does not engage, locate the compressor and test the clutch with a multimeter for continuity.
If faulty, remove the serpentine belt from the compressor:
- Use a socket wrench to relieve tension on the belt tensioner.
Disconnect the electrical connectors and refrigerant lines from the compressor.
Remove the mounting bolts and take out the old compressor.
Install the new compressor by reversing the removal steps, ensuring proper alignment and tightening to manufacturer specifications.

5. Clean or Replace the A/C Condenser

If blockage is suspected, remove the condenser by disconnecting lines and bolts.
Clean the condenser with compressed air or replace it if damaged.
Reinstall the condenser, ensuring all connections are secure.