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why does my Ford F-150 13th Generation (2015-2020) AC not blowing cold air? - Ford F-150
Home/Cars/Ford/F-150/13th Generation (2015-2020)/why does my Ford F-150 13th Generation (2015-2020) AC not blowing cold air?

why does my Ford F-150 13th Generation (2015-2020) AC not blowing cold air?

Ford F-150 13th Generation (2015-2020)

Error Codes
2-4 hours
Time
medium
Difficulty
medium
Severity
Navigation
ProblemSymptomsDiagnosisSolution
ProblemSymptomsDiagnosisSolution
3 min read
525 words

Problem Statement

Learn how to diagnose and fix AC not blowing cold air in Ford F-150 (2015-2020). 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 negative battery terminal before working on electrical components.
  • •Wear protective gloves and eyewear when handling refrigerants and AC components.

Symptoms

  • •AC system blows warm air instead of cold
  • •Strange noises when the AC is turned on
  • •Refrigerant leaks under the vehicle
  • •AC compressor not engaging
  • •Reduced airflow from vents

Diagnostic Steps

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6

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

  • •Manifold gauge set
  • •OBD-II scanner
  • •Basic hand tools (screwdrivers, wrenches)
  • •Vacuum pump

Parts Required

  • •Refrigerant (R-134a or R-1234yf)
  • •AC compressor (if faulty)
  • •AC condenser (if damaged)
  • •AC lines/hoses (if leaking)

Additional Information

Affected Component
HVAC
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
4 items
Parts Required
4 items

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Solution
1. Preparation
  • Gather tools and parts needed.
  • Tools Required:
    • Manifold gauge set
    • OBD-II scanner
    • Basic hand tools (screwdrivers, wrenches)
  • Safety Warnings:
    • Disconnect the negative battery terminal before working on electrical components.
2. Check Refrigerant Levels
  • Connect the manifold gauge set to the low- and high-pressure ports of the AC system.
  • Start the engine and turn on the AC to maximum.
  • Observe the pressure readings on the gauges:
    • If low, proceed to recharge the system with the appropriate refrigerant (R-134a or R-1234yf, as applicable).
    • If high, check for blockages or a faulty expansion valve.
3. Inspect and Repair Components
  • Check the AC compressor for signs of wear or damage; if it does not engage, it may need replacement.
  • Inspect the AC condenser for damage or debris blocking airflow.
  • If leaks are detected, repair or replace the affected hoses or components as necessary.
4. Recharge the AC System
  • If refrigerant is low, evacuate the system using a vacuum pump and recharge it with the correct amount of refrigerant.
  • Follow the manufacturer's specifications for the amount of refrigerant and oil required.
5. Final Assembly
  • Reassemble any components removed during the inspection.
  • Reconnect the negative battery terminal.
  • Start the vehicle and check for proper AC function.