U140E U241E Vac

U140E-U241E-Vac U140E-U241E-Vac U140E-U241E-Vac 593 file tech_resource uploads sonnax-dev

2017-01-11

: Sonnax U140E-U241E-Vac U140E-U241E-Vac 113 pdf pdf uploads

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TOYOTA U140E/F, U240E, U241E 

Zip Kit® U140E-U241E-ZIP
Available for these units.

TIME TESTED • INDUSTRY TRUSTED

Critical Wear Areas & Vacuum Test Locations

20

15

10

25

NOTE: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. Test locations are pointed to
with an arrow. Springs are not shown for visual clarity. Low vacuum reading indicates wear and Sonnax parts noted for replacement.

5

0
30
VACUUM
TEST

Upper Valve Body – Bottom Side • U
 241E Shown Here
Click on Sonnax part numbers to see more information.
End Plugs, Multiple Locations

C2 (Direct) Exhaust Valve

•	Shift concerns • Clutch failure

•	C2 Clutch burned
•	Slipping/Flares in 3rd and 4th

Replace with Sonnax Part No.
57917E-20K
NOTE: Six Locations =



Clutch Apply Control Plunger
Valve Assembly
•	Clutch failure
•	Burnt clutches

•	Shift concerns

Replace with Sonnax Part No.
57917E-05K

C2 (Direct) Lockup Valve
•	C2 Clutch burned
•	Slipping/Flares in 3rd and 4th

Secondary Regulator Valve
•	Harsh lockup • Burnt converter
•	TCC apply & release concerns
Replace with Sonnax Part No.
57917E-16K
Requires F-57917E-TL16 & VB-FIX

Lockup Control Valve
•	TCC apply & release concerns
•	TCC codes • Burnt converter
Replace with Sonnax Part No.
27741-25K
Requires F-27741-TL25 & VB-FIX
NOTE: Test both ports at the same time.






Lockup Control Plunger
Assembly



•	Burnt converter • TCC codes
•	TCC apply & release concerns
Replace with Sonnax Part No.
57917E-03K
NOTE: Vacuum testing of lockup control plunger
assembly not possible while in casting. Perform
visual inspection to identify wear.




Lockup Relay Valve
•	TCC apply & release concerns
•	 Overheating • TCC codes • Burnt converter

Solenoid Modulator Valve
•	Harsh/Flare upshifts
•	TCC slip or cycling
•	Low cooler flow

•	Overheating
•	Excessive Reverse pressure
•	Bind-up

B1 (2nd Gear Brake)
Control Valve
•	B1 Brake clutches burned
•	2nd Quality poor

Replace with Sonnax Part No.
57917E-13K Requires F-57917E-TL13 & VB-FIX
©2016 Sonnax Industries, Inc.
800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com

U140E-U241E-Vac-Locations 11-08-16
Page 1

Zip Kit® U140E-U241E-ZIP
Available for these units.

TOYOTA U140E/F, U240E, U241E 

TIME TESTED • INDUSTRY TRUSTED

Critical Wear Areas & Vacuum Test Locations
NOTE: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. Test locations are pointed to
with an arrow. Springs are not shown for visual clarity. Low vacuum reading indicates wear and Sonnax parts noted for replacement.

20

15

10

25

5

0
30
VACUUM
TEST

Upper Valve Body – Top Side • U241E Shown Here
Click on Sonnax part numbers to see more information.
C2 (Direct) Accumulator Piston

B1 (2nd Gear) Accumulator Piston

•	C2 Clutch Burned
•	2-3 Concerns

•	B1 Brake clutches burned
•	1-2 Quality poor

Replace with Sonnax Part No.
57917E-19K

Replace with Sonnax Part No.
57917E-19K

©2016 Sonnax Industries, Inc.
800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com

U140E-U241E-Vac-Locations 11-08-16
Page 2

TOYOTA U140E/F, U240E, U241E 

Zip Kit® U140E-U241E-ZIP
Available for these units.

TIME TESTED • INDUSTRY TRUSTED

Critical Wear Areas & Vacuum Test Locations

20

15

10

25

NOTE: OE valves are shown in rest position and should be tested in rest position unless otherwise indicated. Test locations are pointed to
with an arrow. Springs are not shown for visual clarity. Low vacuum reading indicates wear and Sonnax parts noted for replacement.

5

0
30
VACUUM
TEST

Lower Valve Body – Bottom Side • U241E

Shown Here
Click on Sonnax part numbers to see more information.
Pressure Regulator Valve
•	Low/High line pressure
•	Soft/Harsh shifts
•	Clutch and brake failure
•	High line pressure in Reverse
•	Low converter pressure
Replace with Sonnax Part No.
57917E-08K Requires 57917E-TL8

C2 (Direct Clutch)
Control Valve
•	C2 Clutch burned
•	Slipping/Flares in 3rd and 4th

Boost Valve Assembly
•	High line pressure in Reverse
•	Low line rise in Drive
•	Soft shifts



Replace with Sonnax Part No.
57917E-01K



B2 (1st and Reverse
Brake) Control Valve
•	B2 Brake clutches burned
•	Delayed Reverse
•	Delayed engagement in manual low

B1 (2nd Gear Brake)
Control Valve

End Plugs, Multiple Locations

•	B1 Brake clutches burned
•	2nd Quality poor

•	Shift concerns
•	Clutch failure
Replace with Sonnax Part No.
57917E-20K
NOTE: Three Locations =



©2016 Sonnax Industries, Inc.
800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com

U140E-U241E-Vac-Locations 11-08-16
Page 3

Zip Kit® U140E-U241E-ZIP
Available for these units.

TOYOTA U140E/F, U240E, U241E 

TIME TESTED • INDUSTRY TRUSTED

OE Exploded View
Upper & Lower Valve Body • U241E Shown Here
Upper Valve Body
Bottom Side Shown

Upper Valve Body Descriptions

I.D. No.

Description

110

101

C2 Lockup Valve

102

Secondary Regulator Valve

103

Lockup Control Valve

104

Lockup Relay Valve

105

Solenoid Modulator Valve

106

B3 Orifice Control Valve

103

107

B1 Lockup Valve

104

108

Clutch Apply Control Valve

109

C2 Exhaust Valve

110

Three-Way Check Valve

101

109

102
108
107
106
105

111
Upper Valve Body Descriptions

I.D. No.

112
101

Description

111

C2 Accumulator Piston

112

B1 Accumulator Piston

Upper Valve Body
Top Side Shown

©2016 Sonnax Industries, Inc.
800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com

U140E-U241E-Vac-Locations 11-08-16
Page 4

TOYOTA U140E/F, U240E, U241E 

Zip Kit® U140E-U241E-ZIP
Available for these units.

TIME TESTED • INDUSTRY TRUSTED

OE Exploded View
Upper & Lower Valve Body • U241E Shown Here
Checkball is not used in all units.
Only use in models that have a
corresponding hole in the
separator plate at this location.

Lower Valve Body Descriptions

I.D No.

Description

201

C2 Control Valve

202

Main Regulator Valve

203

B2 Control Valve

204

B1 Control Valve

205

3-4 Shift Valve

206

Manual Valve

201
202
203
204
205
206

Lower Valve Body
Bottom Side Shown

Lower Valve Body
Top Side Shown

©2016 Sonnax Industries, Inc.
800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com

U140E-U241E-Vac-Locations 11-08-16
Page 5



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