T-SB-0058-13 Service Bulletin/Repair Instructions

@TOYOTA

T-SB-0058-13
Technical Service Bulletin
April 26, 2013
Flex Fuel Extended Crank due to Alcohol Density

Calculation

Service

Category

Section
Engine/Hybrid System

Engine Control
Market
Toyota Supports ~

ASE Certification
W
USA
Applicability

YEAR(S)
MODEL(S)
2012 - 2013
Sequoia
201 2-2013
Tundra
ADDITIONAL INFORMATION
Introduction

Some 2012 - 2013 model year Sequoia and Tund ra vehicles with the 3UR-FBE engine may exhibit a

MIL "ON" condition with Diagnostic Trouble Codes (DTCs) P0171 / P0174 (System too Lean Bank 11

Bank 2), P0172/P01 75 (System too Rich Bank 1/Bank 2), P1604 (Startability Ma/function), and/or

P1605 (Rough Idling) after attempting to start the engine. Alcohol Density Estimate values may be

high even though the vehicle was fu eled with regular fuel (EO/E10). The Engine Control Module/EC M

(SAE term: Powertrain Control Modu le/PCM) logic has been modified to reduce the possibility of this

condition occurring. Use the fol lowing repair procedu re to reprogram the ECM (PC M).

Warranty Information

OP CODE
DESC RIPTION
TIME
MODEL
ENGINE
TOWING

OPTION
OFP
Std
89661-0CN20

89661 -0CN21

89661 -0CN22

89661-0CN23
Tow
89661-0CN30

89661 -0CN3 1

89661-0C N32

89661-0CN33
Std
89661-0CM60

89661-0CM61

89661-0CM62

89661 -0CM63
Tow
89661-0CM?O

89661-0CM71

89661 -0CM72

89661-0CM73
Sequoia
EG1308
Reprogram ECM

(PCM) Engine
0.4
3UR-FBE
Tundra
© 2013 Toyota Motor Sales, USA
T1
T2
8A
99
Page 1 of 6
@TOYOTA
Page 2 of 6
April 26, 2013
T-SB-0058-13
Flex Fuel Extended Crank due to Alcohol Density Calculation
Warranty Information (Continued)

APPLICABLE WARRANTY

• This repair is covered under the Toyota Federal Emission Warranty. This warranty is in effect

for 96 months or 80,000 mil es, whichever occurs first, from th e veh icle's in-service date.

•
Warranty application is limited to occurrence of the specified condition described in thi s

bulletin.
Parts Information

MODEL
ENGINE
TOWIN G

OPTION
PREVIOUS

PART NUMBER
CURRENT

PART NUMBER
Standard
89661-0CN20

89661-0CN21

89661-0CN22

89661-0CN23
89661-0CN24
Tow
89661-0CN30

89661-0CN31

89661-0CN32

89661-0CN33
89661-0CN34
Standard
89661-0CM60

89661-0CM61

89661-0CM62

89661-0CM63
89661-0CM64
Tow
89661-0C M?O

89661-0C M71

89661-0CM72

89661-0CM73
89661-0CM74
Sequoia
3UR-FBE
Tundra
PART NAME
QTY
-
Computer,

Engine Control

(ECM/PCM)
-
-
PREVIOUS PART NUMBER
CURRENT PART NUMBER
PART NAME
QTY
00451 -00001 -LBL
Same
Authorized Modification Labels
1
NOTE

• Th e ECM (PCM) should NOT be replaced as part of the repair procedure .

• Auth orized Modification Labels may be ordered in packages of 25 from the Materials

Distribution Center (M DC) through Dealer Daily - Dealer Support Materials Orders.
© 20 13 Toyota Motor Sales, USA
@TOYOTA
April 26, 2013
T-SB-0058-13
Page 3 of 6
Flex Fuel Extended Crank due to Alcohol Density Calculation
Calibration Information

MODEL
ENGINE
DRIVETRAIN
TOWING

OPTION
PREVIOUS

CALIBRATION ID
NEW

CALIBRATION ID
Std
30CK5000

30CK5100

30CK5200

30CK5300
30CK5400
Tow
30CK6000

30CK6100

30CK6200

30CK6300
30CK6400
Std
30CJ9000

30CJ9100

30CJ9200

30CJ9300
30CJ9400
Tow
30CKOOOO

30CK0 100

30CK0200

30CK0300
30CK0400
Sequoia
3UR-FBE
4WD
Tundra
Required Tools & Equipment

REQUIRED EQUIPMENT
SUPPLIER
Techstream 2.0*

TIS Techstream
PART NUMBER
QTY
TS2UNIT

ADE
Techstream Lite
TSPKG1
1
TSLITEDLR01
SPECIAL SERVICE TOOLS (SST)
PART NUMBER
QTY
GR8 Battery Diagnostic Station•
00002-MCGR8
1
NOTE

• Only ONE of the Techstream units listed above is required.

• Software version 8.10.021 or later is required .

• Additional Techstream units may be ordered by calling Approved Dealer

Equipment (ADE) at 1-800-368-6787.

• Additional SSTs may be ordered by calling 1-800-933-8335.

• 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.
• Essential SST.
© 2013 Toyota Motor Sales, USA
April 26, 2013
T-SB-0058-13
@TOYOTA
Page 4 of 6
Flex Fuel Extended Crank due to Alcohol Density Calculation
Repair Procedure
1. Confirm the difficult-to-start condition .

2. Using Techstream, confirm one or more of the following DTCs is present:

• P1604: Startability Malfunction

• P1605: Rough Idling

• P0171: System Too Lean (Bank 1)

• P0172: System Too Rich (Bank 1)

• P0174: System Too Lean (Bank 2)

• P0175: System Too Rich (Bank 2)

3. If any of the DTCs listed above is present, confirm the Alcohol Density Estimate and fuel trim

values.

Is the Alcohol Density Estimate value 15% or greater and are the fuel trim values negative?

• YES •
NO -
Reprogram the ECM (PCM}. Go to step 4.

This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
© 201 3 Toyota Motor Sales. USA
@TOYOTA
T-SB-0058-13
April 26, 2013
Page 5 of 6
Flex Fuel Extended Crank due to Alcohol Density Calculation
Repair Procedure (Continued)
4. 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 5.

'Figure 1. Location of A utho rized Modifications Label on 2012 - 20 13 Sequoia and Tundra
=
THE FOLLOWING MODIFICATIONS HAVE BEEN MADE:
2 r--1-t-~~~~~~~~~~~~~~~~

THESE MODIFICATIONS HAVE BEEN APPROVED

AS APPROPRIATE BY EPA AND CARS

3}----19*-DEALER CODE:

CHANGE AUTHORITY:
1
Replacement ECM (PCM) Part Number (i.e .,

89661-0CN24)
2
New Calibration ID(s) (i.e., 30CK5400)
3
Dealer Code
DATE:
.....
......t-~4
.-~~~~~~-+~--15
4
Date Completed
5
This SB Number
© 201 3 Toyota Motor Sales, USA
@TOYOTA
April 26, 2013
T-SB-0058-13
Page 6 of 6
Flex Fuel Extended Crank due to Alcohol Density Calculation
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. T-SB-0012-1 3, "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 CURRENT PART

NUMBER]

• Calibration ID(s) [Refer to the Calibration Identification Chart for the NEW

CALIBRATION ID]

• Dealer Code

• Repair Date

• Change Authority {This SB 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.

7. Test drive the vehicle to confirm proper vehicle operation.
© 2013 Toyota Motor Sales, USA

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