T-SB-0071-18_Rev

T-SB-0071-18
Rev1
July 26, 2018
Random Misfire Under High Load
Service
Category
Engine/Hybrid System
Section
Engine Control
Market USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2019
Avalon
WMI(s): 4T1
VDS(s): BZ1FB
2018
Camry
WMI(s): 4T1
VDS(s): BZ1HK
REVISION NOTICE
February 7, 2018 Rev1:
 Applicability has been updated to include 2019 model year Avalon vehicles.
 The entire bulletin has been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2018 model year Camry and 2019 model year Avalon vehicles equipped with 2GR-FKS
(V6) engines may exhibit a MIL ON condition with one or more of the following Diagnostic
Trouble Codes (DTCs).


P030000 (Random/Multiple Cylinder Misfire Detected)
P030027 (Random/Multiple Cylinder Misfire Detected [Emission] Signal Rate of Change
Above Threshold)

P030085 (Random/Multiple Cylinder Misfire Detected [Over Temperature] Signal Above
Allowable Range)
P030500 (Cylinder 5 Misfire Detected)
P030600 (Cylinder 6 Misfire Detected)
P160500 (Rough Idling)



Common characteristics when the misfire occurs are:



High engine speed (5000 – 6500 rpm)
High engine load (100%+)
Accelerator pedal position at 100%
The Engine Control Module (ECM) (SAE term: Powertrain Control Module [PCM]) logic has been
modified to reduce the possibility of this condition. Follow the Repair Procedure in this bulletin to
address this condition.
© 2019 Toyota Motor Sales, USA
Page 1 of 6
T-SB-0071-18
Rev1
July 26, 2018
Page 2 of 6
Random Misfire Under High Load
Warranty Information
MODEL
OP CODE
DESCRIPTION
EG1805
Reprogram ECM
(PCM)
TIMING
TIME
Before Hardware Change*
Camry
After Hardware Change*
T1
T2
8A
99
89661-06Y20
0.4
–
Avalon
OFP
89661-0X170
89661-07661
*For Camry vehicles ONLY:
To determine whether the vehicle is before or after hardware change, reference T-SB-0010-18, Transaxle Assemb ly
and ECM (PCM) Software Confirmation.
APPLICABLE WARRANTY
 This repair is covered under the Toyota 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
MODEL
Camry
PREVIOUS
NEW
Before Hardware Change*
89661-06Y20
89661-06Y21
After Hardware Change*
89661-0X170
89661-0X171
89661-07661
89661-07662
Avalon
All
PART NUMBER
TIMING
–
00451-00001-LB L
PART NAME
QTY
Computer, Engine Control
(ECM)
–
Authorized Modifications
Labels
1
*For Camry vehicles ONLY:
To determine whether the vehicle is before or after hardware change, reference T-SB-0010-18, Transaxle Assemb ly
and ECM (PCM) Software Confirmation.
NOTE
 The ECM (PCM) should NOT be replaced as part of the Repair Procedure.
 Authorized Modifications Labels may be ordered in packages of 25 from the Materials
Distribution Center (MDC) through Dealer Daily – Parts – Dealer Support Materials Orders.
© 2019 Toyota Motor Sales, USA
T-SB-0071-18
Rev1
July 26, 2018
Page 3 of 6
Random Misfire Under High Load
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
Techstream 2.0*
Techstream Lite
PART NUMBER
QTY
TS2UNIT
ADE
Techstream Lite (Green Cable)
TSLITEPDLR01
1
TSLP2DLR01
*Essential SST.
NOTE
 Only ONE of the Techstream units listed above is required.
 Software version 13.30.018 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 NUMBER
QTY
GR8 Battery Diagnostic Station*
00002-MCGR8
1
*Essential SST.
NOTE
Additional SSTs may be ordered by calling 1-800-933-8335.
© 2019 Toyota Motor Sales, USA
T-SB-0071-18
Rev1
July 26, 2018
Page 4 of 6
Random Misfire Under High Load
Calibration Information
CALIBRATION ID
MODEL
TIMING
ECU TYPE
Main
PREVIOUS
NEW
8966306L5000
8966306L5100
Before Hardware Change*
Sub
Main
8966306L4000
8966306L5000
8966306L5100
8966306L4100
Sub
896650644000
896650654000
–
896630725000
896630725100
896630725200
896630725300
Camry
After Hardware Change*
Avalon
896650644000
–
*For Camry vehicles ONLY:
To determine whether the vehicle is before or after hardware change, reference T-SB-0010-18, Transaxle Assemb ly
and ECM (PCM) Software Confirmation.
NOTE
Use the NEW calibration ID that corresponds to the PREVIOUS calibration ID currently installed in
the vehicle.
Repair Procedure
1. Using Techstream, check for the following stored DTCs:



P030000 (Random/Multiple Cylinder Misfire Detected)
P030027 (Random/Multiple Cylinder Misfire Detected [Emission] Signal Rate of Change
Above Threshold)
P030085 (Random/Multiple Cylinder Misfire Detected [Over Temperature] Signal Above
Allowable Range)
P030500 (Cylinder 5 Misfire Detected)


P030600 (Cylinder 6 Misfire Detected)
P160500 (Rough Idling)

Are ANY of the DTCs present?

YES — Continue to step 2.

NO — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.
© 2019 Toyota Motor Sales, USA
T-SB-0071-18
Rev1
July 26, 2018
Page 5 of 6
Random Misfire Under High Load
Repair Procedure (continued)
2. Check for the Authorized Modifications Label affixed to the vehicle in the locations shown
below. Confirm if the ECM (PCM) calibration has been updated.
Is the calibration ID listed the latest ECM (PCM) calibration?

YES — This bulletin does NOT apply. Continue diagnosis using the applicable
Repair Manual.

NO — Continue to step 3.
Figure 1. Location of Authorized Modifications Label on 2018 Camry and 2019 Avalon
TOYOTA MOTOR CORPORATION
A UTHORIZE D
M OD IF IC A TIONS
THE FOLLOWING MODIFICATIONS HAVE BEEN MADE:
1
2
THESE MODIFICATIONS HAVE BEEN APPROVED
AS APPROPRIATE BY EPA AND CARB
3
DEALER CODE:
CHANGE AUTHORITY:
4
DATE:
5
1
Replacement ECM (PCM) Part Number
(e.g., 89661-06Y21)
4
Date Com pleted
2
New Calibration ID (e.g., 8966306L5100)
5
This SB Num ber
3
Dealer Code
© 2019 Toyota Motor Sales, USA
T-SB-0071-18
Rev1
July 26, 2018
Page 6 of 6
Random Misfire Under High Load
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 at TIS – Diagnostics – Tools & Equipment – Battery Diagnostics.
Follow the procedures outlined in Service Bulletin T-SB-0134-16, Techstream ECU Flash
Reprogramming Procedure, and flash the ECM (PCM) with the NEW calibration file update.
4. Prepare and install the Authorized Modifications Label.
A. Using a permanent marker, enter the following information on the label:
 ECM (PCM) 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 Modifications Label onto the vehicle at the location shown in
Figure 1. The Authorized Modifications Label is available through the MDC,
P/N 00451-00001-LBL.
5. Test-drive the vehicle to confirm proper operation.
© 2019 Toyota Motor Sales, USA