T-SB-0150-16

Rev1

October 20, 2016

CK313 CVT P2757 Valve Body Replacement
Service
Category

Drivetrain

Section

CVT

Market USA

Applicability
YEAR(S)

MODEL(S)

ADDITIONAL INFORMATION

2014 - 2019

Corolla

Transmission(s): CVT

REVISION NOTICE
September 03, 2019 Rev1:
• Applicability has been updated to include 2018 – 2019 model year Corolla vehicles.
Any previous printed versions of this bulletin should be discarded.

Introduction

Some 2014 – 2019 model year CK313 CVT Corolla vehicles may exhibit a MIL ON condition with
Diagnostic Trouble Code (DTC) P2757 (Torque Converter Clutch Pressure Control Solenoid
Performance [Shift Solenoid Valve SL]). Follow the Repair Procedure in this bulletin to address
this condition.

Warranty Information
OP CODE

DESCRIPTION

TIME

OFP

T1

T2

TC1602

R & R Transmission Valve Body Assembly

3.1

35410-12871

8A

99

APPLICABLE WARRANTY
• This repair is covered under the Toyota Powertrain Warranty. This warranty is in effect for
60 months or 60,000 miles, whichever occurs first, from the vehicle’s in-service date.
• For California specification vehicles sold, registered, and operated in California, Connecticut,
Delaware, Maine, Maryland, Massachusetts, New Jersey, New York (Starting with 16 MY),
Oregon, Pennsylvania, Rhode Island, Vermont, and Washington, this repair is covered under the
California Emission Warranty. This warranty is in effect for 84 months or 70,000 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.
•
© 2019 Toyota Motor Sales, USA

Page 1 of 12

T-SB-0150-16

Rev1

October 20, 2016

Page 2 of 12

CK313 CVT P2757 Valve Body Replacement
Required Tools & Equipment
REQUIRED EQUIPMENT

SUPPLIER

Techstream ADVi*

PART NUMBER

QTY

TSADVUNIT

Techstream 2.0

TS2UNIT
ADE

Techstream Lite
Techstream Lite (Green Cable)

1

TSLITEPDLR01
TSLP2DLR01

*Essential SST.

NOTE
• Only ONE of the Techstream units listed above is required.
• Software version 14.20.019 or later is required.
• Additional Techstream units may be ordered by calling Approved Dealer Equipment (ADE)
at 1-800-368-6787.

Parts Information
PART NUMBER

PART NAME

QTY

35410-12871

Body Assy, Transmission Valve

1

35168-12091

Gasket, Transaxle Oil Pan

1

35145-07010

Gasket, Transaxle Case

1

90301-22019

Ring, O

90301-06004
08886-02505

ATF CVT FE (4 L Can)

*Approximately 6 L of CVT fluid required for repair.

© 2019 Toyota Motor Sales, USA

1
1
2*

T-SB-0150-16

Rev1

October 20, 2016

Page 3 of 12

CK313 CVT P2757 Valve Body Replacement
Repair Procedure
NOTICE
TO PREVENT CONTAMINATION, DO NOT CLEAN THE CVT CASE.
•
•
•
•
•

Perform work when it can be done without interruption.
Prepare a clean work environment before initiating work.
Be careful not to contaminate the CVT with debris and dust.
Do NOT use a shop cloth, a paper shop cloth, or cotton gloves.
Do NOT perform work in close proximity to others using air guns.

Valve Body Removal
NOTE
Do NOT open the package of the NEW transmission valve body assembly until just before replacement.

1. Remove the CVT fluid.
Refer to the TIS, applicable model and model year Repair Manual:
•

2014 / 2015 / 2016 / 2017 / 2018 / 2019 Corolla:
Drivetrain – CVT – “K313 CVT: Continuously Variable Transaxle Fluid: Replacement”

2. Remove the drain plug and gasket from the transaxle oil pan sub-assembly.
3. Unscrew the 16 bolts and remove the
Figure 1. Transaxle Oil Pan Bolts
transaxle oil pan sub-assembly from the
transmission case.
4. Remove the transaxle oil pan gasket from the
transaxle oil pan sub-assembly.

NOTE
Wash away any metal contaminants and sludge deposited inside the transaxle oil pan
sub-assembly by using NEW CVT fluid and clean slightly as needed ensuring no contamination
occurs. (Do NOT use brake cleaner. Metal contaminants attached to magnet
are NOT required to be removed).

© 2019 Toyota Motor Sales, USA

T-SB-0150-16

Rev1

October 20, 2016

CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Removal (continued)

5. Unscrew the three bolts and remove the
oil strainer from the transmission valve
body assembly.

Figure 2. Oil Strainer

Bolt A: (2) 16mm in length
Bolt B: (1) 25mm in length

6. Remove the O-ring from the oil strainer.

A

16 mm Bolt

B

25 mm Bolt

Figure 3. Oil Strainer O-ring

NOTE
Take care to ensure there is no contamination
on the oil strainer.

© 2019 Toyota Motor Sales, USA

Page 4 of 12

T-SB-0150-16

Rev1

October 20, 2016

Page 5 of 12

CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Removal (continued)

7. Remove the bolt, oil temperature
sensor clamp and disconnect the five
connectors of the transmission harness
from the transmission valve body assembly.

Figure 4. Transmission Valve Body Assembly

NOTE
Do NOT remove respective solenoid valves
from the transmission valve body.

1

Oil Temperature Sensor

2

Oil Temperature Sensor Clamp

3

Oil Temperature Sensor Bolt

4

Transaxle Wire

5

Connectors

A. To remove the connector, apply the needle-nose plier end to the male connector tab.
Figure 5. Male Connector Tab

1

Needle Nose Pliers

3

Male Connector

2

Claw Portions

4

Female Connector

© 2019 Toyota Motor Sales, USA

T-SB-0150-16

Rev1

October 20, 2016

Page 6 of 12

CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Removal (continued)

B. Gently hold the needle-nose plier, then push the male connector tab underneath.
Figure 6. Male Connector Cross Section

1

Male Connector

3

2

Female Connector Lock