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Service bulletin 4593B

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 id10015663
Published by NHTSA2005-08-03
Manufacturer's number4593B
Manufacturer's date2005-04-12
NHTSA componentVEHICLE SPEED CONTROL:CRUISE CONTROL

NHTSA's summary

DIAGNOSTICS - CRUISE CONTROL SYSTEM (W/O ETCS-I) REPAIR MANUAL CORRECTION. 00400-RM110-8U2. *TT 00400-RM103-8U1. *TT 00400-RM940-U1. *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

Throttle and cruise control

Vehicles listed
TOYOTA MATRIX2003 to 2005

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