NHTSA ID Number: 10109359
Manufacturer Communication Number: T-SB-0143-14
TSB/Document Date: 2017-08-01
Summary
TSB: Some 2012 - 2013 model year Sequoia and Tundra vehicles equipped with 3UR engines may exhibit a MIL "ON" condition with the following Diagnostic Trouble Codes (DTCs): ? P2440: Secondary Air Injection System Switching Valve Stuck Open Bank 1 ? P2442: Secondary Air Injection System Switching Valve Stuck Open Bank 2 This condition may be caused by debris/ice in the air switching valve assembly. The Engine Control Module/ECM (SAE term: Powertrain Control Module/PCM) logic has been changed to reduce the possibility of this condition occurring.
89661-0CM73
89661-0CM74
89661-0CM75
4WD
2WD
4WD
2012 – 2013
3UR-FBE
QTY
PREVIOUS
2WD
3UR-FE
PART NAME
OPTION
4WD
© 2014 Toyota
Motor Sales, USA
Computer,
Engine Control
(ECM/PCM)
–
–
November 7, 2014
T-SB-0143-14
Page 5 of 8
Secondary Air Injection System - MIL "ON" DTC P2440 and/or P2442
Parts Information (Continued)
PART NUMBER
PART NAME
QTY
00451-00001-LBL
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 – Dealer Support Materials Orders.
Calibration Information
SEQUOIA
CALIBRATION ID
MODEL YEAR
ENGINE
TRANS
OPTION
PREVIOUS
NEW
30CK2000
30CK2100
30CK2200
30CK2300
30CK2400
4WD
30CK2001
30CK2101
30CK2201
30CK2301
30CK2401
2WD
30CK1000
30CK1100
30CK1200
30CK1300
30CK1400
30CK1001
30CK1101
30CK1201
30CK1301
30CK1401
–
30CK5000
30CK5100
30CK5200
30CK5300
30CK5400
30CK5500
30CK6000
30CK6100
30CK6200
30CK6300
30CK6400
30CK6500
2WD
–
3UR-FE
Towing
2012 – 2013
4WD
3UR-FBE
4WD
© 2014 Toyota Motor Sales, USA
November 7, 2014
T-SB-0143-14
Page 6 of 8
Secondary Air Injection System - MIL "ON" DTC P2440 and/or P2442
Calibration Information (Continued)
TUNDRA
CALIBRATION ID
MODEL YEAR
TRANS
OPTION
PREVIOUS
NEW
30CJ5000
30CJ5100
30CJ5200
30CJ5300
30CJ5400
4WD
30CJ5001
30CJ5101
30CJ5201
30CJ5301
30CJ5401
2WD
30CJ6000
30CJ6100
30CJ6200
30CJ6300
30CJ6400
30CJ6001
30CJ6101
30CJ6201
30CJ6301
30CJ6401
–
30CJ9000
30CJ9100
30CJ9200
30CJ9300
30CJ9400
30CJ9500
30CK0000
30CK0100
30CK0200
30CK0300
30CK0400
30CK0500
2WD
–
3UR-FE
Towing
2012 – 2013
4WD
3UR-FBE
4WD
© 2014 Toyota Motor Sales, USA
November 7, 2014
T-SB-0143-14
Page 7 of 8
Secondary Air Injection System - MIL "ON" DTC P2440 and/or P2442
Repair Procedure
1. Using Techstream, confirm one of more of the following DTCs is present:
• P2440: Secondary Air Injection System Switching Valve Stuck Open Bank 1
• P2442: Secondary Air Injection System Switching Valve Stuck Open Bank 2
If any of the above DTCs is present, reprogram the ECM (PCM). Proceed to step 2.
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.
• If the calibration ID listed is the latest ECM (PCM) calibration – this bulletin does NOT apply.
Continue diagnosis using the applicable Repair Manual.
Figure 1. Location of Authorized Modifications Label on 2012 – 2013 Sequoia and Tundra
1
2
3
4
5
1
Replacement ECM (PCM) Part Number (i.e.,
89661-0CM94)
2
New Calibration ID(s) (i.e., 30CK2400)
3
Dealer Code
4
Date Completed
5
This SB Number
© 2014 Toyota Motor Sales, USA
November 7, 2014
T-SB-0143-14
Page 8 of 8
Secondary Air Injection System - MIL "ON" DTC P2440 and/or P2442
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-0012-13, “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. Test drive the vehicle to confirm proper vehicle operation.
© 2014 Toyota Motor Sales, USA
- 3X Stronger than the leading full synthetic*
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TSB/Document ID: T-SB-0143-14
Replacement Service Bulletin Number:
MFR Communication Date: 2014-11-07
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
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