1995 ISUZU TROOPER Workshop Manual

APPENDIX B
HYDRAULIC CIRCUIT DIAGRAM
(Automatic Transmission)
CONTENTS
APPENDIX B-1
PAGE
Park ........................................................................\
....... B-3
Reverse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
B-5
Neutral . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-6
Drive -Fourth Gear (Converter Clutch Applied} . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-6
Drive -Third Gear (Converter Clutch Applied} . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
Drive -Third Gear (Converter Clutch Released} . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-8
Drive -Second Gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-9
Drive -First Gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1 0
3rd -Third Gear (Converter Clutch Released} . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-11
2nd -Second Gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-12
1st -First Gear . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-13

-----------------------------------------------.

!~ :1 OIL COOLER
8
PRESSURES
~INTAKE & ~ CONVE DECREASE RTER & L
-MAINLINE UBE
~ ACCUMULATOR -THROTTLE SIGNAL FEED LIMIT
8-3
PARK
3·4 ACCUMULATOR:
J
p
SOLENOID ,. FORCE ~ MOTOR

B-4
m 3
~OILCDDlER
PRESSURES
~ INTAKE & DECREASE ~ CONVERTER & LUBE -MAINLINE -ACCUMULATOR c::::::J THROTTLE SIGNAL -FEED LIMIT
II

~
:I OIL COOLER
5
8
PRESSURES
~ INTAKE & DECREASE E!:!:3 CONVERTER & LUBE -MAINLINE -ACCUMULATOR c::::J THROTTLE SIGNAL
~ -FEED LIMIT
B-5

B-6
MAIN CASE LUBE! H I I I I I I I I I I Fl I I I I I I I I I I H I I I I I + I I I + H I I I + t_,AIN CASE LUBE~
DRIVE RANGE· FOURT·~~~~~R ~
PRESSURES
~ INTAKE & DECREASE ~ CONVERTER & LUBE -MAINLINE -ACCUMULATOR c::::::J THROTTLE SIGNAL -FEED LIMIT
(Converter Clutch Applied) ~
SCREEN 60
~
CO~NDCL CLUTCH SOLENOID ON/OFF

r
MAIN CASE LUBE op o o o o o o o o o o !i! o o o o o o o o o o oe o o o o o o o o o o !i! o o o o MAIN CASE LUBE~
DRIVE RANGE· THIRD-~~~,R ~
~OIL COOLER
2! 8
PRESSURES
rz.z:l INTAKE & DECREASE ~ CONVERTER & LUBE -MAINLINE
-ACCUMULATOR c::::::J THROTTLE SIGNAL -FEED LIMIT
(Converter Clutch Applied) ~
3-4 ACCUMULATOR;:
SOLENOID FORCE "' MOTOR ~
~
CO~NDCL CLUTCH SOLENOID ON/OFF
8-7

B-8
MAIN CASE LUBE ph P Pip p p p p p p ph p p pi iii i i • ih i • i + + i p p p p o& p P P p PMAIN CASE LUBE~
DRIVE RANGE· THIRD-~:~~ ~
!ii
91 OIL COOLER
§
PRESSURES
~ INTAKE & DECREASE ~ CONVERTER & LUBE -MAINLINE ~ ACCUMULATOR c:::::J THROTTLE SIGNAL -FEED LIMIT
(Converter Clutch Released) ~
Ill