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Service bulletin 01804

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 id10008384
Published by NHTSA2004-07-29
Manufacturer's number01804
Manufacturer's date2004-06-03
Replaces01804R
NHTSA componentENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE

NHTSA's summary

INTAKE MANIFOLD NOISE. *MJ WARRANTY INFORMATION CHANGE. *TT

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, Exhaust manifold, pipes and muffler

Vehicles listed
TOYOTA CAMRY2002, 2003, 2004

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
T-SB-0034-08 Rev2018-04-02. Service bulletin. Some 2002 ? 2004 model year non-PZEV Camry vehicles with the 2AZ-FE engine may exhibit the following condition: A rattle noise from the engine area, most noticeable at idle or on light acceleration. The noise may be caused by the intake air as it flows through the intake manifold. The intake manifold has been modified to improve this condition.