A750 A761E Vac Locations

A750-A761E Vaclocations A750-A761E_VacLocations A750-A761E_VacLocations 120 pdf pdf uploads sonnax-dev

A750-A761E Vaclocations A750-A761E_VacLocations A750-A761E_VacLocations 484 file tech_resource uploads sonnax-dev

: Sonnax A750-A761E Vaclocations A750-A761E_VacLocations 490 file tech_resource uploads

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©2014 Sonnax Industries, Inc. A750-A761E_VacTestLocations 01-30-14

800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com Page 1

Toyota A750E/F, A760E/F/H, A761E

TIME TESTED • INDUSTRY TRUSTED

Zip Kit® A750E-A761E-ZIP

Available for this unit.

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.

For specic vacuum test information, refer to individual part instructions included in kits and available at www.sonnax.com.

A750 Series • Lower Valve Body

20

25

15

0

10

5

30

VACUUM

TEST

20

25

15

0

10

5

30

VACUUM

TEST

Upper Valve Body

25

Upper Valve Body No. 2

24

15

19

Seal port

on back.

Block valve outboard with

.218" dia. checkball.

17

Block valve outboard with

.218" dia. checkball.

Seal port

on back.

12

18

4

5

Test

together.

15

23

Seal port

on back.

8

15

3

Inset: View of reverse

side of upper valve

body. Similar location

on A760 series.

6

9

10

11

21

7

1

2

16

15

Block valve outboard with

.218" dia. checkball.

22

See page 3 for test

area IDs, transmission

symptoms and

recommended repairs.

©2014 Sonnax Industries, Inc. A750-A761E_VacTestLocations 01-30-14

800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com Page 2

Toyota A750E/F, A760E/F/H, A761E

TIME TESTED • INDUSTRY TRUSTED

Zip Kit® A750E-A761E-ZIP

Available for this unit.

1

16

2

20

Block valve inboard with

.218" dia. checkball.

14

Upper Valve Body

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.

For specic vacuum test information, refer to individual part instructions included in kits and available at www.sonnax.com.

A760 Series • Lower Valve Body

4

5

Test together.

3

14

14

Seal port

on back.

8

14

Seal port

on back.

13

19

18

Seal port

on back.

22

17

14

7

14

21

Upper Valve Body No. 2

26

14

Lower Valve Body No. 2

12

10

6

11

24

21

20

25

15

0

10

5

30

VACUUM

TEST

20

25

15

0

10

5

30

VACUUM

TEST

See page 3 for test

area IDs, transmission

symptoms and

recommended repairs.

©2014 Sonnax Industries, Inc. A750-A761E_VacTestLocations 01-30-14

800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com Page 3

Toyota A750E/F, A760E/F/H, A761E

TIME TESTED • INDUSTRY TRUSTED

Zip Kit® A750E-A761E-ZIP

Available for this unit.

1. Primary Regulator Valve

• Low/High line pressure • Clutch/Brake failure

• Soft/Harsh shifts • Low converter pressure

Replace with Sonnax Part No. 147741-04K

Requires F-147741-TL4 & VB-FIX

2. Boost Assembly

• Insufcient line rise • Soft/Harsh shifts

• High reverse pressure • Clutch/Brake failure

Replace with Sonnax Part No. 147741-01K

3. Lockup Relay Valve

• Converter apply/release complaints/codes

• Burned converter

Replace with Sonnax Part No. 147741-07K

Requires F-147741-TL7 & VB-FIX

5. B1 Accumulator Piston

• 4-5 Shift complaints (A750 Series)

• 4-5, 5-6 Shift complaints (A760 Series)

Replace with Sonnax Part No. 57917E-19K

6. Solenoid Modulator Valve

• Solenoid codes • TCC slip/RPM cycling

• Shift complaints • Low cooler ow

Replace with Sonnax Part No. 147741-05K

Requires F-147741-TL5 & VB-FIX

4. Secondary Regulator Valve

• Converter apply/release complaints

• Harsh lockup • Lube-related failures

Replace with Sonnax Part No. 147741-10K

Requires F-147741-TL4 & VB-FIX

7. Clutch Control Valve

• Harsh up/down shifts • Flare upshifts

• Gear ratio/solenoid codes

Replace with Sonnax Part No.

147741-22K A750 Series

147741-14K A760 Series

Requires F-147741-TL22 or F-147741-TL14 & VB-FIX

8. Lockup Control Valve

• Harsh downshifts • RPM surge on coast

• TCC apply/release complaints

Replace with Sonnax Part No. 147741-16K

Requires F-147741-TL16 & VB-FIX

9. Lockup Control Plunger

Valve & Sleeve

• Harsh downshifts • RPM surge on coast

• TCC apply/release complaints

Replace with Sonnax Part No. 147741-37K

11. Accumulator Control

Plunger Valve & Sleeve

• Shift complaints • Harsh shifts

• Shift codes

Replace with Sonnax Part No. 147741-35K

12. Brake Control Valve

• Shift complaints • Harsh shifts

• Flares • Burnt brakes

Replace with Sonnax Part No. 147741-28K

Requires F-147741-TL28 & VB-FIX

13. B2 Accumulator Pistons

• Harsh/Slipping 5-6 shifts

• Harsh 3-2 downshifts

Replace with Sonnax Part No. 147741-13

14. & 15. End Plugs

Various complaints depending on

locations of leaking end plug.

14. Replace with Sonnax Part No. 147741-30K

15. Replace with Sonnax Part No. 147741-31K

16. SLT Damper

• Harsh/Soft shifts

• Loss of pressure control

10. Accumulator Control Valve

• Shift complaints • Harsh shifts

• Shift codes

Replace with Sonnax Part No. 147741-24K

Requires 147741-TL24

17. 1-2 Shift Valve

18. 2-3 Shift Valve

19. 3-4 Shift Valve

20. 4-5 Shift Valve

21. Clutch Apply Control Valve

22. Sequence Valve

23. Clutch Lock Valve

24. B1 Apply Control Valve

& Assembly

25. Coast Brake Relay Valve

26. C3 Apply Relay Valve

• Related shift complaints

• Burnt clutches/brakes

Click on Sonnax part numbers to see more information.

©2014 Sonnax Industries, Inc. A750-A761E_VacTestLocations 01-30-14

800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com Page 4

Toyota A750E/F, A760E/F/H, A761E

TIME TESTED • INDUSTRY TRUSTED

Zip Kit® A750E-A761E-ZIP

Available for this unit.

OE Exploded View

A750 Valve Body NOTE: Depending upon vehicle application, the OE springs shown may not be present.

A750 Series Valve Body Descriptions

I.D. No. Description

101 Manual Valve

102 SLT Damper

103 Primary Regulator Valve (inboard)

Boost Assembly (outboard)

104 Clutch Control Valve

105 Clutch Apply Control Valve

106

Accumulator Control Valve (inboard)

Accumulator Control Plunger Valve

& Sleeve (outboard)

107 Sequence Valve

201 Solenoid Modulator Valve

202 Clutch Lock Valve

203 B1 Accumulator Piston

204 Secondary Regulator Valve

205 Lockup Relay Valve

206

Lockup Control Valve (inboard)

Lockup Control Plunger Valve

& Sleeve (outboard)

207 C3 Check Valve

208 3-4 Shift Valve

209 Brake Control Valve

210 2-3 Shift Valve

211 1-2 Shift Valve

212

B1 Apply Control Valve (inboard)

B1 Apply Control Plunger Valve &

Sleeve (outboard)

301 Coast Brake Relay Valve

Filter

101

103

102

107

106 105

104

Check

Valve

Lower

Valve Body

201 202

203

212 211 210

209

208

207

206

205 204

Upper

Valve Body

301

Upper

Valve Body

No. 2

©2014 Sonnax Industries, Inc. A750-A761E_VacTestLocations 01-30-14

800-843-2600 • 802-463-9722 • F: 802-463-4059 • www.sonnax.com Page 5

Toyota A750E/F, A760E/F/H, A761E

TIME TESTED • INDUSTRY TRUSTED

Zip Kit® A750E-A761E-ZIP

Available for this unit.

OE Exploded View

A760 Valve Body NOTE: Depending upon vehicle application, the OE springs shown may not be present.

A760 Series Valve Body Descriptions

I.D. No. Description

101 Brake Control Valve

102

Accumulator Control Valve (inboard)

Accumulator Control Plunger Valve

& Sleeve (outboard)

103 SL1 Relay Valve

104 B1 Apply Relay Valve

105 Solenoid Modulator Valve

201 Manual Valve

202 SLT Damper

203 Primary Regulator Valve (inboard)

Boost Valve Assembly (outboard)

204 4-5 Shift Valve

301 B2 Accumulator Piston

302 Reverse Sequence Valve

303 Clutch Control Valve

304 Clutch Apply Relay Valve

305 B1 Accumulator Piston

306 Secondary Regulator Valve

307 Lockup Relay Valve

308

Lockup Control Valve (inboard)

Lockup Control Plunger Valve

& Sleeve (outboard)

309 C3 Check Valve

310 1-2 Shift Valve

311 B4 Check Valve

312 2-3 Shift Valve

313 3-4 Shift Valve

314 B2 Accumulator Piston

401 C3 Apply Relay Valve

401

Upper

Valve Body

No. 2

Lower

Valve Body

No. 2

105

101

103

102

104

Filter

Check

Valve

Lower

Valve Body

201

202

203

204

301

302

307 306

Upper

Valve Body

304

303

305

308

309

311

310

314

313 312