GX 470 V8-4.7L (2UZ-FE) (2004)
Engine Control Module: All Technical Service Bulletins
Engine Controls - ECM Memory Reset After A/T Service
TRANSMISSION & CLUTCH
TC002-03
REVISED
Title:
ECM RESET MEMORY FUNCTION
Models:
'98 - '05 Applicable Models
May 5, 2003
TSIB REVISION NOTICE:
December 20, 2004: Applicable Vehicles section has been updated and modified, 2004 and 2005 model years added; and Reset Procedure 2 has been
revised.
Previous versions of this TSIB should be discarded.
Introduction
Whenever an automatic transmission is replaced, overhauled or individual components are replaced, use this procedure to erase Engine Control Module
(ECM, SAE term: Powertrain Control Module, PCM) "Learned Values" and minimize subsequent performance concerns.
CAUTION:
Failure to follow the following procedure may lengthen the time to readjust the "Learned Values," potentially resulting in performance concerns.
Applicable Vehicles
Refer to Reset Procedure 1 for the following vehicles with Electronically Controlled Automatic Transmissions:
^
1999 - 2003 model year ES 300 and RX 300 vehicles.
^
2003 - 2005 model year GX 470 vehicles.
^
2004 - 2005 model year RX 330 vehicles.
Refer to Reset Procedure 2 for the following vehicles with Electronically Controlled Automatic Transmissions:
^
1998 - 2005 model year GS 430/400/300, LS 430/400, LX 470, and SC 430/400/300 vehicles.
^
2001 - 2005 model year IS 300 vehicles.
Warranty Information