FAULTBASE
Error CodesASKCars
© 2026 FAULTBASE
All rights reserved.
v2.0.0 • Production
ContactPrivacyImpressum
How do I fix the air conditioning not blowing cold air in a 2020 Toyota Camry? - Toyota Camry
Home/Cars/Toyota/Camry/Eighth Generation (2018-present)/How do I fix the air conditioning not blowing cold air in a 2020 Toyota Camry?

How do I fix the air conditioning not blowing cold air in a 2020 Toyota Camry?

Toyota Camry Eighth Generation (2018-present)

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

Problem Statement

Learn how to troubleshoot and repair the air conditioning system not blowing cold air in a 2020 Toyota Camry with step-by-step instructions.

Affected Component
Air Conditioning System
Estimated Time
2-4 hours

Symptoms

  • •Air conditioning system blows warm or hot air.
  • •AC compressor is not engaging.
  • •Unusual noises when AC is turned on.
  • •AC system operates intermittently.

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

  • •AC manifold gauge set
  • •Multimeter
  • •Fuse puller
  • •OBD-II scanner

Additional Information

Affected Component
Air Conditioning System
Estimated Time
2-4 hours
Difficulty
medium
Severity
medium
Tools Required
4 items

Related Faults

Loading...

Share this solution

Comments

Sign in to share your thoughts

Sign In

No comments yet

Be the first to share your thoughts

Back to Generation

Fixing the Air Conditioning Not Blowing Cold Air in a 2020 Toyota Camry

Step 1: Check the AC Settings
  • Ensure the AC is turned on.
  • Set the temperature to the lowest setting.
  • Verify that the recirculation button is activated (if applicable).
Step 2: Inspect the AC System Components
  • Visual Inspection: Look for any visible signs of damage, such as broken belts or disconnected hoses.
  • Check the AC condenser for any debris blocking airflow.
  • Inspect the cabin air filter for clogging.
Step 3: Check Refrigerant Level
  • Tools Required: AC manifold gauge set.
  • Connect the low-pressure side (blue) gauge to the service port located on the larger diameter hose (usually near the compressor).
  • Start the engine and turn the AC to max cold.
  • Check the pressure reading.
    • Normal readings should be between 25-45 psi for R-134a refrigerant.
    • If low, there may be a refrigerant leak.
Step 4: Check AC Compressor Operation
  • Tools Required: Multimeter.
  • Locate the AC compressor clutch.
  • Disconnect the electrical connector from the compressor.
  • Use the multimeter to check for voltage at the connector while the AC is on.
    • If voltage is present (approximately 12V), the compressor may be faulty.
    • If there is no voltage, trace back to the AC relay and fuse.
Step 5: Inspect the AC Relay and Fuses
  • Tools Required: Fuse puller, multimeter.
  • Locate the fuse box (usually under the dashboard or in the engine compartment).
  • Check the AC relay and relevant fuses for continuity using a multimeter.
  • Replace any blown fuses or faulty relays.
Step 6: Check for Fault Codes
  • Tools Required: OBD-II scanner.
  • Connect the scanner to the OBD-II port.
  • Check for any trouble codes related to the AC system.
  • Refer to the vehicle's service manual for specific codes and troubleshooting steps.
Repair Instructions
Repair Option 1: Recharge the AC System
  1. If refrigerant is low, purchase an AC recharge kit with R-134a refrigerant and a gauge.
  2. Connect the recharge kit's hose to the low-pressure port.
  3. Start the engine, turn on the AC to maximum, and follow the kit instructions to add refrigerant until the pressure is within normal range.
  4. Monitor the system to ensure it blows cold air.
Repair Option 2: Replace the AC Compressor
  1. If the compressor is determined to be faulty:
    • Disconnect the battery.
    • Recover the refrigerant using a recovery machine (required by law).
    • Remove the serpentine belt.
    • Disconnect the electrical connector and refrigerant lines from the compressor.
    • Unbolt and remove the compressor.
    • Install the new compressor in reverse order.
    • Evacuate and recharge the AC system.
Repair Option 3: Replace AC Relay or Fuse
  1. If a blown fuse or faulty relay is found:
    • Remove the faulty relay or fuse.
    • Replace it with the correct amperage relay or fuse.
    • Reconnect the battery and test the AC system.
Repair Option 4: Replace Cabin Air Filter
  1. If the cabin air filter is clogged:
    • Open the glove box and remove it.
    • Locate the filter housing and pull out the old filter.
    • Install the new filter in the correct orientation.
    • Reassemble the glove box.
Final Steps
  • After any repairs, test the AC system again by starting the vehicle and turning on the AC.
  • Monitor the performance. If issues persist, further diagnostics may be necessary, potentially involving professional assistance.
Conclusion

Follow the outlined steps carefully for troubleshooting and repairing the AC system in your 2020 Toyota Camry. If you encounter any significant obstacles or are unsure of any steps, it may be prudent to consult a professional automotive technician for assistance.