NHTSA Complaint #10080887 — 2002 TOYOTA SIENNA

ENGINE AND ENGINE COOLING:ENGINE issue reported to NHTSA

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Vehicle Towed

Complaint Details

ODI Number 10080887
Vehicle 2002 TOYOTA SIENNA
Component ENGINE AND ENGINE COOLING:ENGINE
Date of Incident
Date Filed
Mileage 35,000 miles
Crash No
Fire No
Injuries 0
Deaths 0
Vehicle Towed Yes
State CA

Consumer Description

ENGINE OIL SLUDGE FORMING IN CAMSHAFT CARRIER AND UNDER OIL FILLER CAP AFTER ONLY 35K MILES! I BOUGHT THIS SIENNA BRAND NEW FOR $32000 AND PERFORM MAINTENANCE RELIGIOUSLY, CHANGING OIL & FILTER EVERY 4000 - 5000. YET, LAST WEEK ON A ROUTINE OIL CHANGE I NOTICED BLACK GRITTY DEPOSITS CAKED UNDERNEATH THE OIL FILLER CAP! IT WAS ABOUT 2-4 MM THICK; I COULD SCRAPE IT WITH MY FINGERNAILS AND IT FELT LIKE HARDENED SUGAR. I COULD SEE THE BLACK DEPOSITS WELL INTO THE CAM CARRIER. I FOUND OUT THAT MANY OTHER TOYOTA OWNERS ARE EXPERIENCING THIS SLUDGE PROBLEM! THIS IS OBVIOUSLY A DESIGN FLAW IN THE 3.0L V6 ENGINES CAUSING THE OIL TO SLUDGE; TOYOTA SHOULD ISSUE A RECALL ON THESE ENGINES! *LA

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