Oil or Transmission Fluid Leak
A brown/black fluid puddle under a 2020 Nissan Rogue indicates a likely oil or transmission fluid leak. This can lead to serious engine or transmission damage if not addressed promptly.
Diagnosis Details
Possible Causes
Oil pan gasket failure or loose drain plug
Transmission pan gasket leak or cooler line leak
Valve cover gasket leak (oil) or front/rear main seal leak
Related OBD-II Codes
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What You Should Do
Check fluid levels (engine oil and transmission fluid) immediately.
Inspect the source of the leak by cleaning the area and looking for wet spots.
If oil level is low, do not drive the vehicle.
Tow to a mechanic for diagnosis and repair.
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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.