Shift Phase - 2-1 Shift Phase 2
The pr essu re in clutch B1 (7) (Fig. 21) acting on
the end face of the 1-2/4-5 holding valve (4) forces the
valve t o up-shift again st the spring pressure and
allows line pressure (p-A) to pass t hrough t he com -
mand valve (5).
Fig. 21 Shift Phase - 2-1 Shift Phase 2
1 - 1-2/4-5 SHIFT SOLENOID 5 - 1-2/4-5 COMMAND VALVE
2 - 1-2/4-5 OVERLAP VALVE 6 - DRIVING CLUTCH K1
3 - 1-2/4-5 SHIFT PRESSURE SHIFT VALVE 7 - HOLDING CLUTCH B1
4 - 1-2/4-5 HOLDING PRESSURE SHIFT VALVE 8 - SHIFT PRESSURE REGULATOR VALVE
VA AUTOMATIC TRANSMISSION NAG1 - SERVICE INFORMATION 21 - 33
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