upper valve body SUZUKI SWIFT 2000 1.G Transmission Service Workshop Manual

7B-106 AUTOMATIC TRANSMISSION (4 A/T)
VALVE BODY
1. Upper valve body 12. Lock-up control valve 23. Fail valve No.1
2. Upper valve body gasket 13. Lock-up control valve spring 24. Fail valve No.1 sleeve
3. Valve body plate 14. Lock-up signal valve plug 25. Key (short)
4. Lower valve body gasket 15. Lock-up signal valve 26. Key (long)
5. Lower valve body 16. Lock-up signal valve spring 27. Oil strainer
6. Primary regulator valve sleeve 17. Fail valve No.2 sleeve 28. Cooler by-pass valve
7. Primary regulator valve plunger 18. Fail valve No.2 29. Cooler by-pass valve spring
8. Primary regulator valve spring 19. Secondary regulator valve plug 30. Steel ball
9. Washer 20. Secondary regulator valve spring 31. Lock-up control valve
10. Primary regulator valve 21. Secondary regulator valve Apply automatic transmission fluid.
11. Lock-up control valve sleeve 22. Manual valve Do not reuse.

AUTOMATIC TRANSMISSION (4 A/T) 7B-107
DISASSEMBLY
Valve Body Assembly
1) Remove manual valve.
2) Remove 12 bolts from lower valve body.
Upper Valve Body
1) Remove oil strainers (1) and steel balls (2).
2) Remove keys (1).
3) Pull out all sleeves, valves, plungers, springs and washer.NOTE:
 There are 4 different kinds of bolt fixing upper and
lower valve body. Do not mix them up and remember
where they belong to.
 When separating lower and upper valve body, be care-
ful not to let the steel ball to fall off.

AUTOMATIC TRANSMISSION (4 A/T) 7B-109
ASSEMBLY
Upper Valve Body
1) Apply A/T fluid to each valve, plate washer, spring, plunger,
sleeve and key.
Insert primary regulator valve (2) about half way then place
plate washer and spring. Push in primary regulator valve
assembly all the way in. Insert plunger with sleeve and hold
them with the key.
2) Apply A/T fluid to each valve, sleeve, spring, plug and key
and insert them, then fix them with the key.
3) Install oil strainers (1) and put steel balls (2).NOTE:
 Note the location of the key shown in picture.
 Compression spring has a identification color paint of
yellow.
 Note the direction of the primary regulator valve.
NOTE:
Note the direction of the fail valve.
1. Upper valve body
3. Lock-up control valve
4. Lock-up signal valve
5. Fail valve No.2
6. Key (short)
7. Key (long)
NOTE:
Clean oil strainer before installing.

7B-110 AUTOMATIC TRANSMISSION (4 A/T)
Lower Valve Body
1) Apply A/T fluid to each valve, spring, sleeve and key.
Insert them, then fix with key.
2) Insert oil strainers to lower valve body.
VALVE BODY ASSEMBLY
1) Install new gasket for lower valve body (3), valve body plate
(2) and new gasket for upper valve body (1) to lower valve
body (4).
2) Make sure that steel balls (2) are at the location shown in fig-
ure. NOTE:
Make sure that the fail valve No.2 and secondary regula-
tor valve is inserted in the right direction.
NOTE:
Clean oil strainer before installing.
1. Oil strainer
2. Key (short)
3. Fail valve No.1 sleeve
4. Fail valve No.1
5. Cooler by-pass valve
6. Cooler by-pass valve spring
7. Manual valve
8. Secondary regulator valve
9. Secondary regulator valve spring
10. Secondary regulator valve plug
1. Upper valve body

AUTOMATIC TRANSMISSION (4 A/T) 7B-111
3) Assemble lower valve body with gaskets and plate over
upper valve body.
First tighten bolts A then the other bolts.
Tightening torque
Valve body bolts (a) : 5.5 N·m (0.55 kg-m, 4.0 lb-ft)
4) Install manual valve to valve body assembly.NOTE:
 Be careful not to fall steel balls off.
 There are four kinds of bolts fixing upper and lower
valve body. Refer to the table below for the bolt specifi-
cations.
Bolt Length “a”Pieces
A 20 mm (0.79 in.) 2
B 23 mm (0.91 in.) 2
C 29.5 mm (1.16 in.) 3
D 42 mm (1.65 in.) 5
1. Bolt A 3. Bolt C
2. Bolt B 4. Bolt D