Page 1081 of 2103

AUTOMATIC TRANSAXLE
ENGINE (TURBO) AND ENGINE> On-vehicle
CASE 5 No. 5 hydraulic pressure (rear clutch pressure) is abnormal.
Refer to Automatic Transaxle Overhaul
Are other hydraulic pressures (No. 2, 3, 4, 6,
7 hydraulic pressures) normal?
(Rear clutch exhaust valve N-D control valve)
Replace the rings
(2 rings), the rear clutchretainer rings and the input shaft and
CASE 6 No. 6 hydraulic pressure (end clutch pressur e) is abnormal.
Refer to Automatic Transaxle Overhaul
Are other hydraulic pressures (No. 2, 3, 5, 7
hydraulic pressures) normal?
clutch retainer rina
and clutch cover rina
CASE 7 No. 7 hydraulic pressure (low-reverse brake pressure) is abnormal.
Refer to Automatic Transaxle Overhaul
Are
other hydraulic pressures(No. 2.3,4.5,CASE16 hydraulic pressures) normal?
Yes
Yes
No. 7 hydraulic pressure abnormal only during CASE 3
No. 6 condition.
No
No. 7 condition
Remove the valve body and replace the O-ring
on the top of upper valve body. After that, blow
Replace the center support ring
(2 rings) andlow-reverse brake piston rings (2 Retest
R e v i s i o n
Page 1082 of 2103

AUTOMATIC TRANSAXLE
ENGINE (TURBO) AND ENGINE> On-vehicle
CASE 8 No. 8 hydraulic pressure (torque converter pressure) is abnormal.
Refer to Automatic Transaxle Overhaul
blockage).
Yes
N G Repair or replace the oil cooler hose and theoil cooler.
Toraue converter is low.No
OK
Remove the valve body and blow in sureairfromis maintained when hole is plugged with
an appropriate object.
NG Check the TCC solenoid.(Refer to
NG
I
OK
.
Replace the TCC solenoid.
‘the v a l v e
converterclutch control valve andspring,controlv a l v e a n d
Replace seal 0 of the inputshaft. Check Retest
for cracks and breaks on the outside of the
converter.*
CASE 9 Hydraulic pressure appears in places where s tandard hydraulic pressure is 9.8 (1.4 psi) or less
Refer to Automatic Transaxle Overhaul
Check the SCSV-A
(Refer to Replace SCSV-A.
OK
Check the Replace the (Refer to
Check that detent plate pin is inside the manualcontrol valve.
OK
Re-install.
Overhaul the valve body.* control valve. shift control valve) Retest
TSBRevision
Page 1083 of 2103
HYDRAULIC CIRCUIT
25
pressure
Torque converter and pressure
Reducing pressure
Oil pump suction pressure
Modulated line
control valve pressure
clutchcontrol pressure
1. Torque converter
2. Front
3. near4. Low-reverse brake
5. End clutch
6.
7. Transaxle control 8. Torque converter clutch
14. 15.
9. Rear exhaust valve
10. valve Torque converter solenoide valve
s h i f t v a l v e
End clutch
Torque converter control control solenoid 1 8 .19. N-D Regurator valve
21. Manual
22. Pressure valve
23. N-R valve
24. Oil
25. Oil oan
12. Reducing valve
control “A’ 26. Oil pump
27.
relief valve control
Page 1084 of 2103
23 ( T U R B O ) A N D
24
25
Line pressure Oil pump suction pressure Torque
Torque and Modulated Torque clutchcontrol solenoid pressure
pressure control solenoid pressure
shift valve
15. End valve
16. Converter control 17. solenoid valve 18. Shift 19. N-D valve
2 0 .
2 1 . Manual valve
22. Pressure control
2 3 . N - R 2 4 . Oil2 5 . Oil pan
2 6 . Oil pump 27. Line relief valve
28. Pressure Control solenoid
4. Low-reverse brake
5. End
6. Servo
7. Transaxle
8. converter control
9. Rear clutch exhaust valve
v a l v e
11. Torque clutch valve
12. valve
13. valve “A”
Page 1085 of 2103
AUTOMATIC TRANSAXLE O n - v e h i c l e
D r i v e ( S t o p )
ToTo
25
Line pressure
Torque converter lubrication
Reducing pressure
Torque converter Front clutch
3. Rear
4. Low-reverse brake
5. End clutch 6 .
7. Transaxle control 8. Torque converter clutch valve Rear clutch exhaust
Torque converter clutch valve 14.
shift valve End clutch valve Torque converter control 7. Shift control valve Shift N-D control 20. valve
21. Manual valve
Pressure control valve
23. N-R valve
24. Oil filter
25. Oil pan 26.
pump
12.27. v a l v e Pressure control valve
pressure
pressure Torque pressure
pressure
Page 1086 of 2103
AUTOMATIC TRANSAXLE ENGINE (TURBO) AND ENGINE> On-vehicle
( F i r s t )
To (front
To (rear)
25
Line Oil pump suction pressure Torque clutch
Torque and pressure
Reducing pressure
Modulated line pressure
Pressure control solenoid pressure
Torque converter clutchcontrol solenoid pressure
1. Torque 2. Front clutch
3. Rear clutch
4. Low-reverse brake
5. End clutch
6.
Servo
7. Transaxle control module
8.
converter clutch control
9. Rear clutch exhaust valve
v a l v e Torque clutch control valve v a l v e “ A ” 14.
v a l v e
15. End clutch valve
16. Torque converter control valve
17. Shift control solenoid valve
18. Shift control valve
19. N-D control valve
20.
valve
21. Manual valve
22. Pressure control valve
23.
control valve
24. Oil filter
Oil pan
26. Oil pump 27. Line
solenoid
Page 1087 of 2103
To
Line
Torque converter pressure
2. Front clutch
3. Rear clutch
4.
brake
pump pressure
pressure
1415
16
Torque clutchcontrol
5. End clutch 6. Servo
7. Transaxle
8. Torque converter clutch valve
valve
End clutch
Torque Converter control valve control solenoid control valve
N-D control
9. Rear clutch exhaust 10. v a l v e
il. Torque converter clutch
12. Reducing Shift control valve
19.
2 1 . Manual valve
22. Pressure control valve
23. N-R control
2 4 . Oil filter
2 5 . Oil pan
26. Oil pump
27. Line
valve control solenoid
Page 1088 of 2103
AUTOMATIC TRANSAXLE ENGINE (TURBO) AND ENGINE> On-vehicle
D r i v e
Line pressure Oil pump suction
Torque converter and pressure Torque converter clutch pressure
Reducing pressurePressure control solenoid
valve
Torque converter
2. Front clutch
3. Rear clutch
4. Low-reverse brake 5. End clutch
6.
Servo
7. Transaxle control module
8.
converter clutch control
9. Rear clutch exhaust valve
10.
valve Torque converter clutch control valve
12. valve control valve “A” 14.
shift valve
15. End clutch valve
16. Torque converter control valve 17. Shift control
valve 18. control valve
19. N-D control valve
20.
valve
2 1 . Manual valve
22. Pressure control valve
23. N-R control valve
24.
filter
25. pan
26. pump
27. Line valve
28. Pressure control valve
R e v i s i o n