Nissan Frontier D22. Manual - part 30

CONTROL VALVE ASSEMBLY

AT-89

[RL4R01A]

D

E

F

G

H

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L

M

A

B

AT

Disassembly

ECS007JM

1.

Remove solenoids.

a.

Remove overdrive cancel solenoid valve and side plate from
lower body.

b.

Remove O-ring from solenoid.

c.

Remove torque converter clutch solenoid valve from upper
body.

d.

Remove O-ring from solenoid valve.

2.

Disassemble upper and lower bodies.

a.

Place upper body facedown, and remove bolts, reamer bolts,
side plate and support plates.

b.

Remove lower body and separator plate as a unit from upper
body.

●

Be careful not to drop orifice check valve, spring and
steel balls.

c.

Place lower body facedown, and remove separator plate.

d.

Remove orifice check valve and orifice check spring.

AAT814

SAT144G

SAT138C

AAT258A

AT-90

[RL4R01A]

CONTROL VALVE ASSEMBLY

e.

Check to see that steel balls are properly positioned in upper
body and side plate, then remove them from upper body.

Inspection

ECS007JN

LOWER AND UPPER BODIES

●

Check to see that there are pins and retainer plates in lower
body.

●

Check to see that there are pins and retainer plates in upper
body.

●

Be careful not to lose these parts.

●

Check to make sure that oil circuits are clean and free from
damage.

●

Check tube brackets and tube connectors for damage.

SAT726C

SAT139C

SAT140C

SAT141C

CONTROL VALVE ASSEMBLY

AT-91

[RL4R01A]

D

E

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SEPARATOR PLATES

●

Check to make sure that separator plate is free of damage and
not deformed and oil holes are clean.

OVERDRIVE CANCEL SOLENOID VALVE AND TORQUE CONVERTER CLUTCH SOLENOID 
VALVE

●

Check that filter is not clogged or damaged.

●

Measure resistance. Refer to 

AT-44, "Component Inspection"

 .

Assembly

ECS007JO

1.

Install upper and lower bodies.

a.

Position upper body with oil circuit facing up. Install steel balls in
their proper positions.

b.

Install reamer bolts from bottom of upper body.

c.

Position lower body with oil circuit facing up. Install orifice check
spring, orifice check valve.

SAT151G

SAT726C

SAT147H

D

: 2.0 mm (0.079 in)

SAT763G

AT-92

[RL4R01A]

CONTROL VALVE ASSEMBLY

d.

Install separator plate on lower body.

e.

Temporarily install support plates, side plate (with steel ball) and
tube brackets.

f.

Temporarily assemble lower and upper bodies, using reamer
bolt as a guide.

●

Be careful not to dislocate or drop steel balls, orifice
check spring and orifice check valve.

g.

Install and temporarily tighten bolts and tube brackets in their
proper locations.

SAT312I

SAT198B

AAT877