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Service bulletin TTT-0118-11

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10051864
Published by NHTSA2013-04-17
Manufacturer's numberTTT-0118-11
Manufacturer's date2013-04-15
ReplacesTTT-0118-11-A
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN; ELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

TOYOTA: HV BATTERY COOLING FAN(S) AND AIR DUCTS SHOULD BE INSPECTED AND DUSTED AND DEBRIS BE CLEANED WITH COMPRESSED AIR, WHICH CAUSES FAN BLADES SPINNING AT HIGH SPEED, TO MINIMIZE POTENTIAL MIL ON, AFTER REPLACEMENT. MODELS ALL HYBRID. NO MODEL YEARS LISTED. *PE UPDATED 6/18/13. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Engine, 12-volt battery, Cooling fan, Cooling system

Vehicles listed
TOYOTA SIENNA

Listing a model year does not mean every vehicle of it is concerned: the document says which.