Lexus 89661-50690 Technical Service Information Bulletin

Technical Service
Information Bulletin
December 6, 2004
To enhance low speed ATM shifting, the Engine Control Module or ECM (SAE term:

Introduction

Powertrain Control Module/PCM) calibration has been updated.
Applicable
S 2004 model year LS 430 vehicles.
Vehicles
S 2005 model year LS 430 vehicles produced BEFORE the Production Change
Effective VIN shown below.
Production
Change
Information
Calibration
MODEL YEAR
Identification
Information
2004 2004
2005
Warranty
OP CODE
Information
TC4006
Applicable Warranty*:
This repair is covered under the Lexus Emissions Warranty. This warranty is in effect
for 96 months or 80,000 miles, whichever occurs first, from the vehicle's in-service date.
* Warranty application is limited to correction of a problem based upon a customer's specific complaint.
Lexus Supports ASE Certification
Title:
ECM CALIBRATION:
SHIFTING ENHANCEMENT
Models:
'04 - - '05 LS 430
MODEL
2005 LS 430
MAIN/SUB ECM (PCM)
Main
Sub
Sub
DESCRIPTION
Recalibrate ECM Engine
PRODUCTION CHANGE EFFECTIVE VIN
JTHBN36F*5005700
PREVIOUS CALIBRATION ID
35013000
35013100
35013200
55013000
55013100
55021000
TIME
1.3
NEW CALIBRATION ID
35013300
55021100
55021100
OFP T1 T2
89661--50690
89661--50691
87 99
89661--50692
89661--50780
Page 1 of 4