NHTSA ID Number: 10129976
Manufacturer Communication Number: T-SB-0024-15_Rev
TSB/Document Date: 2018-03-12
Summary
TSB: REVISION NOTICE February 06, 2018 Rev1: ? Applicability has been updated to include 2016 ? 2018 model year Corolla vehicles. ? The Required Tools & Equipment section has been updated. Any previous printed versions of this bulletin should be discarded. Some 2014 ? 2018 model year Corolla vehicles equipped with a 2ZR-FE or 2ZR-FAE engine may exhibit a MIL ?ON? condition with Diagnostic Trouble Code (DTC) P2420 (Evaporative Emission Pressure Switching Valve Stuck Off). Follow the Repair Procedure in this bulletin to address this condition. APPLICABLE WARRANTY ? This repair is covered under the Toyota
Federal Emissions Warranty. This warranty is in effect for 36 months or 36,000 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.
T-SB-0024-15
May 12, 2015
Rev1
MIL "ON" DTC P2420
Service
Category
Section
Emission Control
Market
USA
Applicability
YEAR(S)
MODEL(S)
2014 – 2018
Corolla
ADDITIONAL INFORMATION
REVISION NOTICE
February 06, 2018 Rev1:
• Applicability has been updated to include 2016 – 2018 model year Corolla vehicles.
• The Required Tools & Equipment section has been updated.
Any previous printed versions of this bulletin should be discarded.
Introduction
Some 2014 – 2018 model year Corolla vehicles equipped with a 2ZR-FE or 2ZR-FAE engine may
exhibit a MIL “ON” condition with Diagnostic Trouble Code (DTC) P2420 (Evaporative Emission
Pressure Switching Valve Stuck Off). Follow the Repair Procedure in this bulletin to address
this condition.
Warranty Information
OP CODE
DESCRIPTION
TIME
OFP
T1
T2
EG1509
Replace Charcoal Canister and Install
Filter Sub-assembly
0.7
77740-02220
8A
02
APPLICABLE WARRANTY
• This repair is covered under the Toyota Federal Emissions Warranty. This warranty is in effect
for 36 months or 36,000 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
PART NAME
QTY
77740-02220
Canister Assy, Charcoal
1
© 2018 Toyota Motor Sales, USA
Page 1 of 5
Rev1
T-SB-0024-15
May 12, 2015
Page 2 of 5
MIL "ON" DTC P2420
Parts Information (Continued)
PART NUMBER
PART NAME
QTY
77706-12020
Filter Sub-assy
1
90463-13003
Clamp or Equivalent 7.5-inch Nylon Cable Tie
1
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 12.20.024 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.
Repair Procedure
1. Using Techstream, check for stored DTCs. Is the following DTC present?
P2420 – Evaporative Emission Pressure Switching Valve Stuck Off.
• YES — Continue to step 2.
• NO — This bulletin does NOT apply. Continue diagnosis using the applicable Repair Manual.
2. Replace the charcoal canister assembly.
Refer to TIS, applicable model and model year Repair Manual:
• 2014 – 2018 Corolla:
Engine/Hybrid System – Emission Control – “2ZR-FE Emission Control: Canister:
Removal / Installation”
• 2014 – 2018 Corolla:
Engine/Hybrid System – Emission Control – “2ZR-FAE Emission Control: Canister:
Removal / Installation”
© 2018 Toyota Motor Sales, USA
T-SB-0024-15
Rev1
May 12, 2015
MIL "ON" DTC P2420
Repair Procedure (Continued)
3. Install the NEW filter sub-assembly.
A. Disconnect and remove the air line tube.
Figure 1.
B. Remove the 12 mm bolt from the charcoal
canister assembly.
Figure 2.
© 2018 Toyota Motor Sales, USA
Page 3 of 5
Rev1
T-SB-0024-15
May 12, 2015
MIL "ON" DTC P2420
Repair Procedure (Continued)
C. Install the NEW filter sub-assembly by sliding
the metal bracket between the charcoal
canister assembly and the vehicle frame.
Figure 3.
D. Reinstall the 12 mm bolt.
Torque: 19 N*m (194 kgf*cm, 14 ft*lbf)
E. Connect the NEW inlet and outlet air lines.
Figure 4.
© 2018 Toyota Motor Sales, USA
Page 4 of 5
T-SB-0024-15
Rev1
May 12, 2015
Page 5 of 5
MIL "ON" DTC P2420
Repair Procedure (Continued)
F. Install the NEW clamp (P/N 90463-13003)
or equivalent 7.5-inch nylon cable tie in the
location shown in the figure.
Figure 5.
4. Clear all DTCs using Techstream.
5. Run the EVAP System Check utility through Engine and ECT – Utility – EVAP System Check.
6. Verify no codes were set during the utility, then test drive the vehicle to confirm the repair and
verify no codes are present.
© 2018 Toyota Motor Sales, USA
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TSB/Document ID: T-SB-0024-15_Rev
Replacement Service Bulletin Number:
MFR Communication Date: 2018-02-06
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE
MFR Component System:
MFR Component Subsystem:
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