AUTOMATIC TRANSMISSION (4 A / T) 7B1-69
[A]
[B]
[A]: Using regulated DC power supply
[B]: Not using regulated DC power supply
Operation Check
Check pressure control solenoid valve (1) operation in the either
manner of the followings.
[Using regulated DC power supply]
1) Connect pressure control solenoid valve (1) with regulated DC
power supply (2) as shown in the figure.
2) Turn regulated DC power supply switch ON, increase voltage of
power supply keeping current within 1.0 A.
3) Check for gradual movement of valve (3) in the direction of arrow
“A” as increase voltage.
4) Check movement of valve (3) in the direction of arrow “B” as de-
crease voltage.
5) Turn power supply switch OFF.
CAUTION:
Do not pass current 1.0 A or more, or pressure control so-
lenoid is burned out.
[Not using regulated DC power supply]
1) Connect pressure control solenoid valve (1) to battery (4) setting
the 8 – 10 W bulb (5) on the way as shown in the figure.
2) Check for movement of valve (3) in the direction of arrow “A”.
3) Disconnect pressure control solenoid valve (1) from battery (4)
and check movement of valve (3) in the direction of arrow “B” as
shown in the figure.
CAUTION:
Set 8 – 10 W bulb on the way, or pressure control solenoid
valve is burned out.
INSTALLATION
Reverse removal procedure to install solenoid valves and noting
the following points.
D For details of solenoid valves and their connectors installation, re-
fer to “UNIT REPAIR” in this section. Use new O-ring.
D For details of A/T oil pan installation, refer to “UNIT REPAIR” in
this section. Use new oil pan gasket.
D Tighten Universal joint flange bolts & nuts, engine rear mounting
bolts, exhaust pipe bolts & nuts and rear mount member bolts.
D Fill A/T fluid and check fluid level according to procedure de-
scribed in “CHANGING FLUID” of “MAINTENANCE SERVICE”
in this section.
D Check for fluid leakage after warning up A/T.
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