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Service bulletin TC01029

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 id627252
Published by NHTSA2002-02-06
Manufacturer's numberTC01029
Manufacturer's date2001-10-24
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL

NHTSA's summary

INFORMATION REGARDING O2 SENSOR. *YD

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

Engine, Exhaust and emissions

Vehicles listed
TOYOTA LAND CRUISER1993, 1994

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

Other bulletins for the same vehicles and component
TC950081996-04-25. Service bulletin. TOYOTA HAS DETERMINED THAT THE OXYGEN SENSOR HEATER WIRE ON THE VEHICLE MAY HAVE AN OPEN CIRCUIT DUE TO REPEATED THERMAL STRESS, CAUSING THE MALFUNCTION INDICATOR LAMP (MIL) TO ILLUMINATE. TO CORRECT THIS CONDITION, DEALERS ARE TO EXAMINE VEHICLES AND REPAIR ANY VEHICLES REQUIRING THE NECESSARY MODIFICATION. *TW