T-SB-0011-14

®TOYOTA
Technical Service Bulletin
February 14, 2014
T-SB-0011-14
MIL "ON" OTC P2646 and/or P2658
Service
Category
Engine/Hybrid System
Section
Engine Control
Market
Toyota Supports ~
ASE Certification
W
USA
Applicability
YEAR(S)
MODEL(S)
ADDITIONAL INFORMATION
2014
Corolla
VDS(s): BPRHE
Introduction
Some 2014 model year Corolla vehicles equipped with the 2ZR-FAE engine may exhibit a MIL "ON "
condition with either one or both of the following Diagnostic Trouble Codes (DTCs) :
•
P2646 - A Rocker Arm Actuator System Performance or Stuck Off (Bank 1)
•
P265B - B Rocker Arm Actuator Position Sensor Circuit Range Performance (Bank 1)
The Engine Control Module (ECM , SAE term : Powertrain Control Module/PCM) calibration has been
revised . Use the following repair procedure to address this condition .
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EG1401
Reprogram ECM (PCM) Engine
0.4
89661-0ZD30
04
99
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
PART NUMBER
PREVIOUS
NEW
89661-0ZD30
89661-0ZD31
00451-00001-LB L
PART NAME
QTY
Computer, Engine Control (ECM/PCM)
-
Authorized Modification Labels
1
© 2014 Toyota Motor Sales, USA
Page 1 of 4
@TOYOTA
February 14, 2014
T-58-0011-14
Page 2 of 4
MIL "ON" OTC P2646 and/or P265B
Parts Information (Continued)
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- Dealer Support Materials Orders.
Calibration Information
CALIBRATION ID
MODEL YEAR
MODEL
2014
Corolla ECO
ENGINE
2ZR-FAE
VOS
PREVIOUS
NEW
302Y6000
302Y6100
BPRHE
Required Tools & Equipment
REQUIRED EQUIPMENT
SUPPLIER
Techstream 2.0*
TIS Techstream
PART NUMBER
QTY
TS2UNIT
ADE
TSPKG1
Techstream Lite
1
TSLITEDLR0 1
NOTE
• Only ONE of the Techstream units listed above is required .
• Software version 9.00.025 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 SERVICE TOOLS (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.
© 2014 Toyota Motor Sales, USA
@TOYOTA
February 14, 2014
T-SB-0011-14
Page 3 of 4
MIL "ON" OTC P2646 and/or P265B
Repair Procedure
1. Using Techstream , check for stored DTCs. If OTC P2646 and/or P265B is present, proceed to
step 2. If these DTCs are not present, this bulletin does NOT apply. Continue diagnosis per
Repair Manual procedures.
2. Check for the Authorized Modifications Label affixed to the vehicle in the location shown in
Figure 1. Confirm if the ECM (PCM) calibration has been updated . If the calibration ID listed is
NOT the latest ECM (PCM) calibration - go to step 3.
Figure 1. Location of Authorized Modifications Label on 2014 Corolla
THESE MODIFICATIONS HAVE BEEN APPROVED
AS APPROPRIATE BY EPA AND GARB
J }----l~ DEALER CODE :
DATE:
CHANGE AUTHORITY:
1
Replacement ECM (PCM) Part Number (i.e.,
89661 -0ZD31)
2
New Calibration ID(s) (i.e., 302Y6100)
3
Dealer Code
4
Date Completed
5
This SB Number
© 2014 Toyota Motor Sales, USA
@TOYOTA
February 14, 2014
T-SB-0011-14
Page 4 of 4
MIL "ON" OTC P2646 and/or P2658
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 13.5 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. T-SB-00 12-13, "Techstream ECU Flash
Reprogramming Procedure," and flash the ECM (PCM) with the NEW calibration file update.
4. 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 ID]
• Dealer Code
• Repair Date
• Change Authority [This bulletin number]
B. Affix the Authorized Modifications Label to the vehicle at the location shown in Figure 1.
The Authorized Modifications Label is available through the MDC, P/N 00451-00001-LBL.
5. Start the engine and warm it up to normal operating temperature and test drive to confirm
proper vehicle operation .
© 2014 Toyota Motor Sales , USA