Engine Bank 1 And Bank 2 A/F And O2 Identification (L-SB-0188-09)
Publication date: 2009-12-23Reference number: L-SB-0188-09
Supersedes refnos: EG010-04, EG015-07
ENGINE BANK 1 AND BANK 2 A/F AND O2 IDENTIFICATION
TECHNICAL SERVICE BULLETIN
Reference Number(s): L-SB-0188-09, Date of Issue:
December 23, 2009
Superceded Bulletin(s): EG015-07, Date of Issue:
June 28, 2007
| LEXUS: | 1990-2010 ES300, ES330, ES350, GS300, GS350, GS400, GS430, GS450H, GS460, GX460, GX470, IS F, IS250, IS250C, IS300, IS350, IS350C, LS400, LS430, LS460, LS600H, LX470, LX570, RX300, RX330, RX350, RX400H, RX450H, SC300, SC400, SC430 |
| Service Category: | Engine/Hybrid System |
| Section: | Engine Control |
| COPYRIGHT: | © 2018 Lexus, a division of Toyota Motor Sales, USA License Agreement TMS1002 |
Applicability
APPLICABILITY
| YEAR(S) | MODEL(S) | ADDITIONAL INFORMATION |
|---|---|---|
| 1990 - 2010 | ES300, ES330, ES350, GS300, GS350, GS400, GS430, GS450H, GS460, GX460, GX470, IS F, IS250, IS250C, IS300, IS350, IS350C, LS400, LS430, LS460, LS600H, LX470, LX570, RX300, RX330, RX350, RX400H, RX450H, SC300, SC400, SC430 |
TSIB SUPERSESSION NOTICE
The information contained in this TSIB supersedes TSIB No. EG015-07.
- Applicability has been updated to include 2009 - 2010 model year vehicles.
TSIB No. EG015-07 is Obsolete and any printed versions should be discarded. Be sure to review the entire content of this service bulletin before proceeding.
Introduction
This service bulletin provides information on the proper identification of engine bank 1 and engine bank 2 for correct A/F sensor and oxygen sensor replacement.
This bulletin contains information that identifies engine bank 1 and engine bank 2 on the following engines:
2GR-FE, 2GR-FSE, 2GR-FXE, 3GR-FSE, 4GR-FSE, 2JZ-GE, 1MZ-FE, 3MZ-FE, 1UR-FE, 1UR-FSE, 2UR-FSE, 2UR-GSE, 3UR-FE, 1UZ-FE, 2UZ-FE, and 3UZ-FE
- Bank 1 (B1) refers to the bank that includes cylinder No. 1.
- Bank 2 (B2) refers to the bank opposite bank 1.
- Sensor 1 (S1) refers to the sensor that is located before the catalytic converters.
- Sensor 2 (S2) refers to the sensor that is located after the catalytic converters.
Warranty Information
WARRANTY INFORMATION
| OP CODE | DESCRIPTION | TIME | OFP | T1 | T2 |
|---|---|---|---|---|---|
| N/A | Not Applicable to Warranty | - | - | - | - |
Applicable Vehicles
APPLICABLE VEHICLES REFERENCE
| MODEL | MODEL YEAR | ENGINE |
|---|---|---|
| ES 300 | 1994 - 2003 | 1MZ-FE |
| ES 330 | 2004 - 2006 | 3MZ-FE |
| ES 350 | 2007 - 2010 | 2GR-FE |
| GS 300 | 1993 - 2005 | 2JZ-GE |
| 2006 | 3GR-FSE | |
| GS 350 | 2007 - 2010 | 2GR-FSE |
| GS 400 | 1998 - 2000 | 1UZ-FE |
| GS 430 | 2001 - 2007 | 3UZ-FE |
| GS 450h | 2007 - 2010 | 2GR-FSE |
| GS 460 | 2008 - 2010 | 1UR-FSE |
| GX 460 | 2010 | 1UR-FE |
| GX 470 | 2003 - 2009 | 2UZ-FE |
| IS F | 2008 - 2010 | 2UR-GSE |
| IS 250 | 2006 - 2010 | 4GR-FSE |
| IS 250C | 2010 | |
| IS 300 | 2001 - 2005 | 2JZ-GE |
| IS 350 | 2006 - 2010 | 2GR-FSE |
| IS 350C | 2010 | |
| LS 400 | 1990 - 2000 | 1UZ-FE |
| LS 430 | 2001 - 2006 | 3UZ-FE |
| LS 460/460L | 2007 - 2010 | 1UR-FSE |
| LS 600h | 2008 - 2010 | 2UR-FSE |
| LX 470 | 1998 - 2007 | 2UZ-FE |
| LX 570 | 2008 - 2010 | 3UR-FE |
| RX 300 | 1999 - 2003 | 1MZ-FE |
| RX 330 | 2004 - 2006 | 3MZ-FE |
| RX 350 | 2007 - 2010 | 2GR-FE |
| RX 400h | 2006 - 2010 | 3MZ-FE |
| RX 450h | 2010 | 2GR-FXE |
| SC 300 | 1992 - 2000 | 2JZ-GE |
| SC 400 | 1991 - 2000 | 1UZ-FE |
| SC 430 | 2002 - 2010 | 3UZ-FE |
Engine Bank Identification
Fig 1: Engine Bank Identification - 1UR-FE, 3UR-FE, 1UR-FSE, 2UR-FSE, 2UR-GSE, 1UZ-FE, 2UZ-FE, 3UZ-FE