6R140 Vac Guide Interactive

6R140-Vacguide Interactive 6R140-VacGuide_Interactive 6R140-VacGuide_Interactive 151 pdf pdf uploads sonnax-dev

2016-12-20

: Sonnax 6R140-Vacguide Interactive 6R140-VacGuide_Interactive 532 file tech_resource uploads

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6R140

Zip Kit® 6R140-ZIP Available.

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.

5

0
30
VACUUM
TEST

Upper Valve Body
Overdrive 4-5-6 Clutch
Regulator Valve
•	Burnt overdrive (4-5-6) clutch
•	4th, 5th and/or 6th Gear complaints

TCC Charge Control Valve
•	Low/High converter apply pressure
•	TCC failure

•	Burnt intermediate (2-6) clutch
•	1-2 Shift complaints
•	5-6 Shift complaints

Forward 1-2-3-4 Clutch
Regulator Valve
•	Burnt Forward Clutch
•	Delayed Forward
•	No Forward
•	Slipping
Replace with Sonnax Part No.
126740-13K Requires F-126740-TL13 & VB-FIX

   

Intermediate 2-6 Clutch
Regulator Valve

Direct 3-5-R Clutch
Regulator Valve

Replace with Sonnax Part No.
126740-11K Requires F-126740-TL11 & VB-FIX



•	Delayed Reverse
•	Direct clutch Burned
•	2-3, 4-5 Flare
•	3rd, 5th, Reverse slip

Low/Reverse Clutch
Regulator Valve
•	Burnt Low/Reverse clutch
•	Delayed Reverse

TCC Apply Regulator Valve
End Plugs,
Multiple Locations
•	Burnt clutches	
• Flare shifts
•	Harsh/Soft shifts	 • Pressure loss

•	TCC Codes, cycling, slip
•	No Lockup
Replace with Sonnax Part No.
126740-15K Requires
F-126740-TL15 and VB-FIX

NOTE: Check visually for end plug
deterioration or bore wear.
Replace with Sonnax Part No.
126740-09K
NOTE: Several Locations =



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

TCC Apply Regulator Valve
•	TCC Codes, cycling, slip
•	No Lockup
Replace with Sonnax Part No.
126740-03K

Click on Sonnax part numbers to see more information.
6R140-VacTestGuide 01-12-16
Page 1

6R140

Zip Kit® 6R140-ZIP Available.

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
TCC Charge Limit Valve
•	Excessive converter pressure
•	Ballooning converter

Cooler Bypass
Valve End Plug

Replace with Sonnax Part No.
126740-01K Requires
F-126740-TL & VB-FIX

Overdrive 4-5-6
Clutch Latch Valve

Converter Limit
(Inboard) Valve

•	Burnt overdrive (4-5-6) clutch
•	4th, 5th, 6th Gear complaints

•	Excess TCC slip • TCC Codes
•	TCC apply & release concerns
•	Reduced clutch life

•	Transmission overheat

Replace with Sonnax Part No.
126740-19K Requires
F-126740-TL19 & VB-FIX

   

Intermediate 2-6
Clutch Latch Valve
•	Burnt intermediate (2-6) clutch
•	1-2, 5-6 Shift complaints

Forward 1-2-3-4 Clutch
Latch Valve
•	Burnt Forward clutch
•	Delayed engagement
•	Harsh shifts
•	Gear ratio & solenoid codes

 



Replace with Sonnax Part No.
126740-06K Requires F-126740-TL6 & VB-FIX

Direct 3-5-R
Clutch Latch Valve
•	Burnt direct (3-5-R) clutch
•	3rd, 5th, Reverse shift complaints

Solenoid Feed Pressure
Regulator Valve
Low/Reverse
Clutch Latch Valve
•	Burnt Low/Reverse clutch
•	Delayed Reverse

Line Pressure Control
(LPC) Valve
•	Burnt clutches
•	Poor shift quality
•	Erratic line pressure
•	TCC apply & release concerns
Replace with Sonnax Part No.
126740-08K Requires F-126740-TL8 & VB-FIX



NOTE: See
details on
page 1.

Click on Sonnax part numbers
to see more information.

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

•	Solenoid codes
•	Ratio codes
•	Shift complaints

Internal O-Ringed
End Plug Kit
•	Burnt clutches	
• Flare shifts
•	Harsh/Soft shifts	 • Pressure loss
NOTE: Check visually for end plug
deterioration or bore wear.
Replace with Sonnax Part No.
126740-05K
NOTE: Several Locations =



6R140-VacTestGuide 01-12-16
Page 2

6R140

Zip Kit® 6R140-ZIP Available.

TIME TESTED • INDUSTRY TRUSTED

OE Exploded View
NOTE: Depending upon vehicle application, the OE springs shown may not be present.

Upper Valve Body

107
106
101

105
104

103

102

Upper Valve Body Descriptions

I.D. No.

Description

101

TCC Charge Control Valve

102

TCC Apply Regulator Valve

103

Low/Reverse Clutch Regulator Valve

104

Direct 3-5-R Clutch Regulator Valve

105

Forward 1-2-3-4 Clutch Regulator Valve

106

Intermediate 2-6 Clutch Regulator Valve

107

Overdrive 4-5-6 Clutch Regulator Valve

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

6R140-VacTestGuide 01-12-16
Page 3

6R140

Zip Kit® 6R140-ZIP Available.

TIME TESTED • INDUSTRY TRUSTED

OE Exploded View
NOTE: Depending upon vehicle application, the OE springs shown may not be present.

Lower Valve Body

204

205
206
203

207
208

202

209
210
201

Lower Valve Body Descriptions

I.D. No.

Description

201

Manual Valve

202

Line Pressure Control (LPC) Valve

203

TCC Charge Limit Valve

204

Converter Limit (Inboard)
Cooler Bypass (Outboard)

205

Overdrive 4-5-6 Clutch Latch Valve

206

Intermediate 2-6 Clutch Latch Valve

207

Forward 1-2-3-4 Clutch Latch Valve

208

Direct 3-5-R Clutch Latch Valve

209

Solenoid Feed Pressure Regulator Valve

210

Low/Reverse Clutch Latch Valve

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

6R140-VacTestGuide 01-12-16
Page 4
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