Fluid Leak Diagnosis for 2021 Tesla Model Y
Brown/black fluid leaking from a Tesla Model Y indicates a likely oil or lubricant leak, possibly from the drive unit, gearbox, or suspension components. This requires immediate inspection to prevent damage.
Diagnosis Details
Possible Causes
Drive unit (gearbox) oil seal failure or housing crack
Suspension damper (shock absorber) oil leak
Brake fluid contamination or power steering fluid leak (if applicable)
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What You Should Do
Do not drive the vehicle.
Check fluid levels (if accessible) and inspect the puddle color and location.
Contact a Tesla service center or certified mechanic for a thorough inspection and repair.
Estimated Repair Cost
$200 - $1,500+ depending on the source (seal replacement vs. drive unit repair)
Typical range: $200 – $1,500
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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.