Pontiac Fiero 1988 Service Manual page 769

125C-28 HYDRAULIC DIAGNOSIS
DETENT DOWNSHIFT
CONVERTER CLUTCH
CONTROL VALVE
PRESSURES
'f
H INTAKE & DECREASE
I- I CONVERTER & LUBE
| MAINLINE
LINE PRESSURE TAP
PRESSURE RELIEF VALVE
STRAINER
SUMP
LINE BOOST
" P A R T THROTTLE;
H H 0 0 0 7 - 1 2 5 C
Figure 2 5 Detent Downshifts - Valves in S e c o n d Gear Position