L-SB-0015-16

Service Bulletin Details

Public Details for: L-SB-0015-16

Tsb: some 2011 ? 2012 ct 200h vehicles may exhibit a vibration due to rough idle and/or tapping noise from hv transaxle at cold start. The check engine light may also illuminate with (dtc) P0401 (exhaust gas recirculation flow insufficient


- 2012 - 2011 -

Models from 2012
2012 LEXUS CT 200H
2012 LEXUS CT HYBRID
Models from 2011
2011 LEXUS CT 200H
2011 LEXUS CT HYBRID 
L-SB-0015-16
April 1, 2016
MIL "ON" DTC P0401 and/or Rattle After Cold Soak
Service
Category
Engine/Hybrid System
Section
Emission Control
Market USA
Applicability
YEAR(S)
MODEL(S)
2011 - 2012
CT200H
ADDITIONAL INFORMATION
SUPERSESSION NOTICE
The information contained in this bulletin supersedes SB No. L-SB-0028-13.
The entire bulletin has been updated.
Service Bulletin No. L-SB-0028-13 is Obsolete and any printed versions should be discarded.
Be sure to review the entire content of this bulletin before proceeding.
Introduction
Some 2011 – 2012 CT 200h vehicles may exhibit a vibration due to rough idle and/or tapping
noise from HV transaxle at cold start. The Check Engine Light may also illuminate with (DTC)
P0401 (Exhaust Gas Recirculation Flow Insufficient Detected). Due to excess carbon build up at
the valve assembly, the valve will stick causing the engine RPM to fluctuate. Follow the
procedures in this bulletin to address this condition.
Production Change Information
This bulletin applies to vehicles produced BEFORE the Production Change Effective VINs
shown below.
MODEL
Engine
PRODUCTION CHANGE EFFECTIVE VIN
CT 200h
2ZR-FXE
JTHKD5BH#C2118326
© 2016 Lexus, a division of Toyota Motor Sales, USA
Page 1 of 7
L-SB-0015-16
April 1, 2016
Page 2 of 7
MIL "ON" DTC P0401 and/or Rattle After Cold Soak
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EG1603
Reprogram Engine ECU
R & R Exhaust Gas Recirculation Valve
Modify Wire Harness
2.4
25620-37120
8A
54
APPLICABLE WARRANTY
This repair is covered under the Lexus Federal Emission 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 occurrence of the specified condition described in
this bulletin.
Parts Information
PART NUMBER
PART NAME
QTY
04004-58137
Kit, EGR Valve
(Valve Assy, EGR)
(Gasket, EGR Inlet)
(Gasket, EGR Pipe)
(Gasket, EGR Valve)
1
25685-37010
Gasket No. 1, EGR Cooler
1
00451-00001-LBL
Authorized Modifications Label
1
ECU Part Information
PREVIOUS
NEW
PART NAME
QTY
89681-76010
89681-76011
89681-76012
89681-76013
89681-76014
Computer, Engine Control
–
NOTE
The ECM should NOT be replaced as part of the repair procedure.
© 2016 Lexus, a division of Toyota Motor Sales, USA
L-SB-0015-16
April 1, 2016
Page 3 of 7
MIL "ON" DTC P0401 and/or Rattle After Cold Soak
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
PART NUMBER
Techstream 2.0*
QTY
TS2UNIT
Techstream Lite
ADE
TSLITEPDLR01
Techstream Lite (Green Cable)
1
TSLP2DLR01
* Essential SST.
NOTE
 Only ONE of the Techstream units listed above is required.
 Software version 11.00.017 or later is required.
 Additional Techstream units may be ordered by calling Approved Dealer
Equipment (ADE) at 1-800-368-6787.
 The Diagnostic Tester is NOT recommended for flash reprogramming.
Please use Techstream or an approved J2534 interface to perform flash
reprogramming updates. Visit techinfo.toyota.com for more information
regarding J2534 reprogramming.
SPECIAL SERVICETOOLS (SST)
PART NUMBER
QTY
GR8 Battery Diagnostic Station*
00002-MCGR8
1
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
* Essential SST.
Calibration Information
CALIBRATION ID
MODEL
CT 200h
MODEL YEAR
2011-2012
ENGINE
2ZR-FXE
PREVIOUS
NEW
37601000
37601100
37601200
37601300
37601400
© 2016 Lexus, a division of Toyota Motor Sales, USA
L-SB-0015-16
April 1, 2016
Page 4 of 7
MIL "ON" DTC P0401 and/or Rattle After Cold Soak
Repair Procedure
1. Use Techstream to check for DTCs P0401 and confirm cold start misfire or rattle condition
is present as described in the introduction. If DTC’s or Condition are NOT present, this
bulletin does NOT apply. Continue diagnosis per Repair Manual procedures.
2. Remove and replace the Exhaust Gas Recirculation (EGR) Valve with the updated part.
Refer to the Technical Information System (TIS), applicable model and model year
Repair Manual:

2011 / 2012 CT 200h: Removal
Engine/Hybrid System – Emission Control – ―2ZR-FXE Emission Control: EGR
Valve: Removal‖

2011 / 2012 CT 200h: Installation
Engine/Hybrid System – Emission Control – ―2ZR-FXE Emission Control: EGR
Valve: Installation‖
3. Modify the wire harness using the following procedure.
A. Remove the vinyl tape wrapped
Figure 1.
around the main harnesses and
EGR harness.
B. Locate exposed zip tie.
Figure 2.
© 2016 Lexus, a division of Toyota Motor Sales, USA
L-SB-0015-16
April 1, 2016
MIL "ON" DTC P0401 and/or Rattle After Cold Soak
Repair Procedure (Continued)
C. Wrap the exposed zip tie 7 – 8 times
Figure 3.
with heat resistant vinyl tape.
D. Connect the EGR harness to the NEW EGR valve.
© 2016 Lexus, a division of Toyota Motor Sales, USA
Page 5 of 7
L-SB-0015-16
April 1, 2016
Page 6 of 7
MIL "ON" DTC P0401 and/or Rattle After Cold Soak
Repair Procedure (Continued)
4. Check for the Authorized Modifications Label affixed to the vehicle in the location shown in
Figure 4 below. Confirm if the ECM (PCM) calibration has been updated. If the calibration
ID listed is NOT the latest ECM (PCM) calibration — go to step 5. If the calibration ID is the
latest, go to step 7.
Figure 4. Location of Authorized Modification label for 2011 - 2012 CT 200h.
1
Replacement ECM (PCM) Part Number
(i.e., 89681-76011)
4
Date Completed
2
New Calibration ID (i.e., 37601300)
5
This SB Number
3
Dealer Code
© 2016 Lexus, a division of Toyota Motor Sales, USA
L-SB-0015-16
April 1, 2016
Page 7 of 7
MIL "ON" DTC P0401 and/or Rattle After Cold Soak
Repair Procedure (Continued)
5. Flash reprogram the ECM (PCM).
NOTE
The GR8 Battery Diagnostic Station MUST be used in Power Supply Mode to maintain
battery voltage at 13.5 volts while flash reprogramming the vehicle.
For details on how to use the GR8 Battery Diagnostic Station, refer to the GR8
Instruction Manual located on the Technical Information System (TIS), Diagnostics –
Tools & Equipment – Battery Diagnostics.
Follow the procedures outlined in Service Bulletin No. L-SB-0021-14 ―Techstream ECU
Flash Reprogramming Procedure,‖ and flash the ECM (PCM) with the NEW calibration
file update.
6. Install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:
 ECM part number [Refer to the Parts Information section for
the NEW PART NUMBER]
 Calibration ID(s) [Refer to the Calibration Information section for the NEW
CALIBRATION]
 Dealer Code


Repair Date
Change Authority [This bulletin number]
B. Affix the Authorized Modifications Label to the vehicle at the location shown in
Figure 4. The Lexus Authorized Modifications Label is available through the MDC,
00451-00001-LBL.
7. Confirm the repair.
© 2016 Lexus, a division of Toyota Motor Sales, USA

© dot.report 2024

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.