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Service bulletin 4608

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 id10015673
Published by NHTSA2005-08-04
Manufacturer's number4608
Manufacturer's date2005-04-01
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

DIAGNOSTIC - ENGINE REPAIR MANUAL CORRECTION. 00400-RM613-U. *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

Vehicles listed
TOYOTA CELICA1998

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-TT-0010-10 Rev2018-04-02. Service bulletin. Tech Tip: Low battery voltage can contribute to a MIL "ON" condition for P0335 (Crankshaft Position Sensor Circuit) and/or P0340 (Camshaft Position Sensor Circuit) due to inconsistent rotational speed of the engine's crankshaft.
TC020022002-03-19. Service bulletin. SPECIAL POLICY ADJUSTMENT REGARDING VEHICLES EXPERIENCING ENGINE OIL GELLING OR SLUDGE. *TT