NHTSA ID Number: 10109360
Manufacturer Communication Number: T-SB-0144-14
TSB/Document Date: 2017-08-01
Summary
TSB: Some 2014 - 2015 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.
>) TOYOTA
T-SB-0144-14 November 7, 2014 Technical Service Bulletin
Secondary Air Injection System - MIL "ON" DTC P2440
and/or P2442
Service
Category Engine/Hybrid System
Toycta Supports
Section Emission Control Market USA ASE Certification
Applicability
YEAR(S} MODEL(S) ADDITIONAL INFORMATION
2014 — 2015 Sequoia
2014 - 2015 Tundra
Introduction
Some 2014 — 2015 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. Use the following procedure to reprogram the ECM (PCM).
Warranty Information
OP CODE DESCRIPTION TIME OFP v1 T2
89661-0CL20
89661-0CL21
89661-0CN80
89661-0CN81
89661-0CP00
89661-0CP01
89661-0CP10
89661-0CP11
89661-0CP30
89661-0CP31
89661-0CP40
89661-0CP41
89661-0CP70
89661-0CP71
89661-0CP80
89661-0CP90
EG1408 Reprogram ECM (PCM) Engine 0.4 BA | 99
© 2074 Toyota Motor Sales, USA Page 1 of 7
CP) TOYOTA T-SB-0144-14 November 7, 2014 Page 2 of 7
Secondary Air injection System - MIL "ON" DTC P2440 and/or P2442
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 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.
Required Tools & Equipment
REQUIRED EQUIPMENT SUPPLIER PART NUMBER arty
Techstream 2.0* TS2UNIT
ADE 4
Techstream Lite TSLITEPDLRO1
NOTE
* Only ONE of the Techstream units listed above is required.
¢ Software version 9.30.029 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
GRé 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
CP TOYOTA T-SB-0144-14 November 7, 2014 Page 3 of 7
Secondary Air Injection System - MIL "ON" DTC P2440 and/or P2442
Parts Information
SEQUOIA
PART NUMBER
MODEL YEAR | ENGINE TRANS | OPTION PART NAME aTy
PREVIOUS NEW
2WD 89661-0CN80
AWD ~ | gg661-0cna1 | 89661-0CNé2 -
3UR-FE
2WD 89661-0CL20 Computer,
2014 -— 2015 Towing 89661-0CL22 | Engine Control | -
~ 89661-0CP70 _
3UR-FBE 4wD Towing 89661-0CP71 89661-0CP72
TUNDRA
PART NUMBER
MODEL YEAR | ENGINE | TRANS | OPTION PART NAME ary
PREVIOUS NEW
2WD 89661-0CP00
ne ~ | go661-ocpo1 | 99661-0CP02 -
3UR-FE Wo
Towing | oreo eer, | 89661-0CP12 -
2014 - 2015 4WD oe
_ 89661-0CP30 _
aurree | wo g9661-0cP31 | %9661-0CP32
° Computer,
Towing | 89861-0CP40 | gogs1-ocp42 | Engine Control | —
(ECM/PCM)
2WD Towing,
Large
3UR-FE F 89661-0CP80 | 89667-0CP81 —
4WD uel
Tank
2015
Towing,
Large -
3UR-FBE | 4WD Fuel 89661-0CP90 | 89661-0CP91
Tank
PART NUMBER PART NAME aTy
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.
© 2044 Toyota Motor Sales, USA
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TSB/Document ID: T-SB-0144-14
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 AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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