Sweet Smell from Tesla Model Y – Possible Coolant Leak
A sweet smell while driving or after parking in a Tesla Model Y is often caused by a coolant leak. The coolant has a sweet odor and can leak from the battery thermal management system, heater core, or hoses. This can lead to overheating or electrical issues if not addressed.
Diagnosis Details
Possible Causes
Coolant leak from battery thermal management system or heater core
Leaking coolant hose or connection
HVAC system issue (e.g., leaking heater core into cabin)
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What You Should Do
Check coolant level and look for visible leaks under the vehicle or in the engine bay.
Inspect hoses and connections for signs of coolant residue.
If the smell is inside the cabin, the heater core may be leaking.
Have the vehicle inspected by a Tesla-certified technician as soon as possible.
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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.
