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Home/Cars/Ford/Explorer/Fifth Generation (2011-2019)/how to troubleshoot Ford Explorer Fifth Generation (2011-2019) air conditioning issues?

how to troubleshoot Ford Explorer Fifth Generation (2011-2019) air conditioning issues?

Ford Explorer Fifth Generation (2011-2019)

Error Codes
Severity: mediumDifficulty: medium2-4 hours
3 min read
557 words

Problem Statement

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

Component
HVAC
Repair Time
2-4 hours

Safety Warnings

  • ⚠Wear safety glasses to protect your eyes from refrigerant and debris.
  • ⚠Ensure the vehicle is off before connecting or disconnecting any electrical components.

Symptoms

  • •Air conditioner not blowing cold air
  • •Weak airflow from vents
  • •Unusual noises when the AC is activated
  • •AC compressor not engaging
  • •Foul odors coming from the vents
  • •Climate control panel unresponsive

Diagnostic Steps

  1. 1Inspect the refrigerant levels using a gauge set to determine if the system is undercharged or overcharged.
  2. 2Check for any visible leaks around the AC components, including hoses, the compressor, and the evaporator.
  3. 3Use an OBD-II scanner to check for any related error codes that could indicate electrical issues or component failures.
  4. 4Test the AC compressor clutch to see if it engages when the AC is turned on.
  5. 5Inspect fuses and relays related to the AC system in the fuse box.
  6. 6Evaluate the cabin air filter for obstruction that may restrict airflow.

Solution

Solution

1. Preparation

  • Gather tools: refrigerant gauge set, OBD-II scanner, multimeter, basic hand tools (screwdrivers, pliers), and safety glasses.
  • Ensure the vehicle is parked on a level surface and the engine is off before starting work.

2. Check and Recharge Refrigerant

  • Sub-steps:
    1. Connect the refrigerant gauge set to the low and high-pressure service ports.
    2. Start the engine and turn the AC to the maximum setting.
    3. Observe the pressure readings; refer to the manufacturer's specifications for optimal pressure levels.
    4. If low, add the appropriate refrigerant (R-134a) while monitoring pressures to avoid overcharging.

3. Inspect and Replace AC Components

  • Sub-steps:
    1. Locate the AC compressor and inspect the clutch for signs of wear or damage.
    2. Use a multimeter to check the electrical connections to the compressor for continuity.
    3. If the clutch is not engaging, replace the compressor if it is faulty.
    4. If leaks are found, replace any damaged hoses or seals.

4. Clean or Replace Cabin Air Filter

  • Sub-steps:
    1. Open the glove compartment to access the cabin air filter compartment.
    2. Remove the old filter and inspect for dirt and debris.
    3. Install a new cabin air filter, ensuring it is oriented correctly.

5. Test the System

  • Sub-steps:
    1. After all repairs, start the vehicle and turn on the AC to maximum.
    2. Monitor for cooling performance and listen for unusual noises.

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

  • Refrigerant gauge set
  • OBD-II scanner
  • Multimeter
  • Basic hand tools (screwdrivers, pliers)

Parts Required

  • R-134a refrigerant
  • AC compressor (if faulty)
  • Cabin air filter

Additional Information

Component

HVAC

Repair Time

2-4 hours

Difficulty

medium

Severity

medium

Tools

4 items

Parts

3 items

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