T-SB-0150_16_Rev

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
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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*
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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
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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
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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
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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
C. Pull out the male connector.
Male Connector Claw
Figure 7. Male Connector
8. Remove the O-ring from the oil temperature sensor.
© 2019 Toyota Motor Sales, USA
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CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Removal (continued)
9. Unscrew the 13 bolts and remove the
transmission valve body assembly from the
transmission case.
Figure 8. Transmission Valve Body
Bolt A: (2) 20mm in length
Bolt B: (7) 35mm in length
Bolt C: (4) 45mm in length
10. Remove the B1 gasket from the
transmission case.
A
20 mm Bolt
B
35 mm Bolt
C
45 mm Bolt
Figure 9. B1 Gasket
NOTE
As soon as removal of the transmission
assembly is complete, install the transmission
valve body assembly without ANY interruption
to avoid contamination.
1
© 2019 Toyota Motor Sales, USA
B1 Gasket
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CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Installation
1. Apply a small amount of Toyota genuine MP grease No. 2 or CVT fluid to the NEW B1 gasket.
2. Install the gasket to the transmission case.
NOTICE
To prevent the B1 gasket from falling off, ensure that it is properly
installed to the transmission case.
3. Install the transmission valve body assembly.
NOTICE
When installing the NEW transmission valve body assembly, fit it into the transmission case
carefully as to NOT damage the top of the sub strainers that are positioned at the back of the
transmission valve body assembly.
Figure 10. Front View
Figure 11. Back View
1
Sub Strainer
NOTICE
When installing the NEW transmission valve body assembly, hold the transmission valve
body assembly horizontally to prevent the manual valve from falling off.
© 2019 Toyota Motor Sales, USA
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CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Installation (continued)
A. Hold the transmission valve body assembly horizontally.
B. Match the projection of the manual valve lever sub-assembly and the ditch of the manual
valve as shown below.
C. Install the NEW transmission valve body assembly to the transmission case horizontally.
Figure 12.
1
Projection of Manual Lever Sub-assembly
D. Hold the two bolts (35 mm in length) by
hand and install to position A.
2
Manual Valve
Figure 13. Transmission Valve Body
E. Temporarily tighten the bolts manually
until they sit properly on the transmission
valve body assembly.
A
© 2019 Toyota Motor Sales, USA
35 mm Bolt
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CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Installation (continued)
F. Temporarily tighten the remaining
11 bolts manually until they sit properly.
Figure 14. Transmission Valve Body
Bolt A: (2) 20mm in length
Bolt B: (7) 35mm in length
Bolt C: (4) 45mm in length
G. Tighten the 13 bolts.
Torque: 10.8 N*m (110 kgf*cm)
H. Apply Toyota genuine CVT fluid to NEW
O-ring and fit it to the oil
temperature sensor.
I. Fit one bolt, oil temperature sensor clamp
and five connectors.
Torque: 10.8 N*m (110 kgf*cm)
A
20 mm Bolt
B
35 mm Bolt
C
45 mm Bolt
J. Install the transmission harness to the transmission valve.
NOTE
Refer to the table below for respective connectors, solenoid connectors, and wiring of the
transmission harness to ensure proper installation.
1
2
3
4
5
SOLENOID CONNECTOR
COLOR
Black
Black
Blue
Black
Black
TRANSAXLE HARNESS
CONNECTOR COLOR
White
Green
Black
Green
White
WIRING COLOR
Purple
White/Black
Blue/Red
Light Blue
Yellow/
Light Green
© 2019 Toyota Motor Sales, USA
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CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Installation (continued)
3. Install the oil strainer.
A. Apply Toyota genuine CVT fluid to the
NEW O-ring, then fit it into the
oil strainer.
B. Tighten the three bolts evenly and
temporarily install the oil strainer to the
transmission valve body assembly.
Figure 15. Oil Strainer O-ring
Figure 16. Oil Strainer
Bolt A: (2) 16mm in length
Bolt B: (1) 25mm in length
NOTE
When installing the oil strainer to the
transmission valve body assembly, prevent
the O-ring from being caught and apply
pressure to the area below the A bolt at the
12 o’clock position as shown while keeping
the strainer level.
Prevent the transmission wiring from
getting caught between the transmission
valve body assembly and the
oil strainer.
C. Tighten the three bolts.
Apply Pressure Here
A
16 mm Bolt
B
25 mm Bolt
Torque: 10.8 N*m (110 kgf*cm)
© 2019 Toyota Motor Sales, USA
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CK313 CVT P2757 Valve Body Replacement
Repair Procedure (continued)
Valve Body Installation (continued)
4. Install the transaxle oil pan sub-assembly.
A. Install the NEW gasket.
NOTE
Using wipes (do NOT use brake cleaner), clean the mating surfaces of the transaxle oil pan
sub-assembly and the transmission case to remove grease, moisture and/or dirt.
B. Tighten the 16 bolts evenly, and
temporarily install the transaxle oil pan
sub-assembly to the transmission case.
Figure 17. Transaxle Oil Pan Bolts
NOTE
Prevent the transmission wiring from
becoming caught between the
transmission case and transaxle oil pan
sub-assembly by pushing wiring to
the center of transaxle.
C. Tighten the 16 bolts.
Torque: 7.8 N*m (80 kgf*cm)
D. Mount to overflow tube.
Torque: 1.7 N*m (17 kgf*cm)
E. Tighten the overflow plug with the gasket installed.
Torque: 40 N*m (408 kgf*cm)
5. Refill the CVT fluid.
Refer to TIS, applicable model and model year Repair Manual:
•
2014 / 2015 / 2016 / 2017 / 2018 / 2019 Corolla:
Drivetrain – CVT – “K313 CVT: Continuously Variable Transaxle Fluid: Replacement”
6. Clear the DTCs.
7. Using Techstream, perform a Health Check and confirm no current DTCs are present.
NOTE
If current DTCs are present, diagnose per Repair Manual procedures.
8. Test-drive the vehicle to confirm proper operation.
© 2019 Toyota Motor Sales, USA