L-SB-0174-17

L-SB-0174-17
November 10, 2017
Vibration/Tapping and/or Misfire After Cold Soak
Service
Category
Engine/Hybrid System
Section
Engine Control
Market USA
Applicability
YEAR(S)
MODEL(S)
2013 - 2016
CT200H
ADDITIONAL INFORMATION
Introduction
Some 2013 – 2016 model year CT 200h vehicles may exhibit a vibration due to a rough idle
and/or tapping noise from the HV transaxle after cold soak. The check engine light may also
illuminate with Diagnostic Trouble Codes (DTCs) P0300, P0301, P0302, P0303, or P0304
(Random/Multiple Cylinder Misfire Detected). The Engine Control Module/ECM (SAE Term:
Powertrain Control Module/PCM) logic has been modified to reduce the possibility of this
condition occurring. Follow the Repair Procedure in this bulletin to address this condition.
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EG1655
Reprogram ECM (PCM)
0.4
89660-76014
89660-76171
89660-76081
8A
99
APPLICABLE WARRANTY
 This repair is covered under the 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.
© 2017 Lexus, a division of Toyota Motor Sales, USA
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Vibration/Tapping and/or Misfire After Cold Soak
Parts Information
PART NUMBER
MODEL
YEAR
PREVIOUS
NEW
89660-76011
89660-76012
89660-76013
89660-76014
2014
89660-76080
89660-76081
2015 – 2016
89660-76170
89660-76171
2013
CT 200h
–
–
00451-00001-LB L
PART NAME
QTY
Computer, Engine Control
(ECM/PCM)
–
Authorized Modification Labels
1
NOTE
 The ECM (PCM) should NOT be replaced as part of the Repair Procedure.
 Authorized Modification Labels may be ordered in packages of 25 from the Materials
Distribution Center (MDC) through Dealer Daily – Parts – Dealer Support Materials Orders.
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
Techstream 2.0*
Techstream Lite
PART NUMBER
QTY
TS2UNIT
ADE
TSLITEPDLR01
Techstream Lite (Green Cable)
1
TSLP2DLR01
NOTE
 Only ONE of the Techstream units listed above is required.
 Software version 12.20.024 or later is required.
 Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787.
 Use Techstream or an approved J2534 interface to perform flash reprogramming updates. Visit
techinfo.toyota.com for more information regarding J2534 reprogramming.
SPECIAL SERVICE TOOLS (SST)
PART NUMBERS
QTY
GR8 Battery Diagnostic Station*
00002-MCGR8
1
* Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
© 2017 Lexus, a division of Toyota Motor Sales, USA
L-SB-0174-17
November 10, 2017
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Vibration/Tapping and/or Misfire After Cold Soak
Calibration Information
CALIBRATION ID
MODEL
YEAR
PREVIOUS
NEW
2013
37601100
37601200
37601300
37601400
2014
37608000
37608100
2015 – 2016
37616000
37616100
CT 200h
Repair Procedure
1. Confirm the condition.
Is there a vibration/tapping and/or misfire present AFTER cold soak?
 YES — Continue to step 2.

NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
© 2017 Lexus, a division of Toyota Motor Sales, USA
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November 10, 2017
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Vibration/Tapping and/or Misfire After Cold Soak
Repair Procedure (Continued)
2. Check for the Authorized Modification Label affixed to the vehicle in the location shown below.
Confirm if the ECM (PCM) calibration has been updated.
Is the ECM (PCM) calibration the most recent calibration?
 YES — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
 NO — Continue to step 3.
Figure 1. Location of Authorized Modification Label on 2013 – 2016 CT 200h
1
2
4
3
5
1
Replacement ECM (PCM) Part Number
(i.e., 89660-76014)
4
Date Com pleted
2
New Calibration ID (i.e., 37601400)
5
This SB Num ber
3
Dealer Code
© 2017 Lexus, a division of Toyota Motor Sales, USA
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Vibration/Tapping and/or Misfire After Cold Soak
Repair Procedure (Continued)
3. Flash reprogram the ECM (PCM).
NOTE
 The GR8 Battery Diagnostic Station MUST be used in Power Supply Mode to
maintain battery voltage at 13.5V 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 L-SB-0021-14, “Techstream ECU Flash
Reprogramming Procedure,” and flash the ECM (PCM) with the NEW calibration file update.
4. Prepare and install the Authorized Modification 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 ID]

Dealer Code

Repair Date

Change Authority [This bulletin number]
B. Install the Authorized Modification Label on the vehicle at the location shown in
Figure 1. The Authorized Modification Label is available through the MDC,
P/N 00451-00001-LBL.
5. Confirm the repair.
A. Verify the vehicle no longer exhibits vibration/tapping and/or misfire condition AFTER
cold soak.
B. Test drive the vehicle to confirm proper vehicle operation.
© 2017 Lexus, a division of Toyota Motor Sales, USA