
Weak AC Airflow with Bad Odor
The Tesla Model Y's AC system is producing weak airflow and a bad smell, likely due to a clogged cabin air filter or debris in the evaporator housing. This reduces cooling efficiency and can cause mold or bacterial growth.
Diagnosis Details
Possible Causes
Clogged cabin air filter restricting airflow and trapping moisture/mold
Mold or bacterial growth in the evaporator core due to moisture buildup
Debris (leaves, dirt) blocking the air intake or blower motor
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What You Should Do
Replace the cabin air filter (Tesla recommends every 2 years or 20,000 miles).
If odor persists, use an evaporator cleaner foam and check for debris in the intake.
Ensure the blower motor is functioning properly.
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Disclaimer: This AI-generated diagnosis is for informational reference only. Always consult a qualified mechanic for an in-person inspection. AutOwner is not responsible for decisions made based on this information.


