IS 250 AWD V6-2.5L (4GR-FSE) (2006)
Engine Oil: All Technical Service Bulletins
Engine Controls - MIL ON/DTC's P0172/P0175
L-SB-0061-09
May 28, 2009
M.I.L. "ON" DTC P0172 & P0175
Service Category
Engine/Hybrid System
Section
Engine Control
Market
USA
Applicability
The information contained in this TSIB supersedes the information for 2006 model year IS 250 in TSIB Nos. EGOO2-07 and EGOO6-07. TSIB Nos.
EGOO2-07 and EGOO6-07 are now obsolete.
Introduction
Under certain driving conditions some 2006 model year IS 250 vehicles with 4GR-FSE engines may exhibit a M.I.L. "ON" condition with one or both of
the following Diagnostic Trouble Codes (DTCs):
^ P0172 (System Too Rich [Bank 1])
^ P0175 (System Too Rich [Bank 2])
The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this condition
occurring. Refer to the following repair procedure to address customer concerns.
Warranty Information
APPLICABLE WARRANTY
^ This repair is covered under the Lexus Federal Emissions Warranty. This warranty is in effect for 96 months or 80,000 miles, whichever occurs first,
from the vehicles in-service date.
Warranty application is limited to correction of a problem based upon a customer's specific complaint.