YH4
GRAND
VITARA
7B1-6 AUTOMATIC TRANSMISSION (4 A/T)
Element
Shift
position
TABLE OF COMPONENT OPERATION
Solenoid Solenoid
Direct clutch
Second
Reverse brake
O/D One-way One-way
valve
No. 1–A
valve
No. 1–B
clutch
clutch
Inner
piston
Outer
piston
brake
coast
brake
brake
Inner
piston
Outer
piston
one-way
clutch
clutch
No. 1
clutch
No. 2
P f X f – – – – – – – – f – –
R f X f – f f – – – f f f – –
N f X f – – – – – – – – f – –
1st gear f X f f – – – – – – – f – f
2nd gear f f f f – – – – f – – f f –
3rd gear X f f f – f – – f – – f – –
O/D X X – f – f f – f – – – – –
1st gear f X f f – – – – – – – f – f
2nd gear f f f f – – –
f
f – – f – –
3rd gear
(Fail safe)
X f f f – f – – f – – f – –
1st gear f X f f – – – – – f f f – –
L
2nd gear
(Fail safe)
f f f f – – – f f – – f – –
f: ON, X: OFF
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