Toyota 4-Runner 1985 Repair Manual page 480

AT-78
AUTOMATIC TRANSMISSION - Component Groups (Valve Body)
Cut-Back Valve
:I . .
H!3
-,
Secondary Regulator
Valve
i
(Upper Front Valve Body)
Retainer
1
_ _ Throttle Cam
Down-Shift Plug
i
Throttle Valve
Check Ball
8
II
DISASSEMBLY OF UPPER FRONT VALVE BODY
1 . REMOVE CHECK BALL, RETAINER FOR CUT-BACK PLUG
AND THROTTLE VALVE RETAINER
2. REMOVE PLUG AND CUT-BACK VALVE
3. REMOVE SECONDARY REGULATOR VALVE AND SPRING
(a) Remove one bolt from the plate over the valve and
loosen the other one. Slowly rotate the plate to un-
cover the valve.
WARNING: The valve is spring loaded.
(b) Remove the valve and spring. Keep the spring
V\
the valve.
(c) Remove the other bolt and remove the cover plate.