Infiniti G20 (P11). Manual — part 79

DISASSEMBLY

=NCAT0130

I

Disassemble upper, inter and lower bodies.

Bolt length, number and location:

Bolt symbol

A

B

C

D

E

F

G

Bolt length “



”

13.5 mm

(0.531 in)

58.0 mm

(2.283 in)

40.0 mm

(1.575 in)

66.0 mm

(2.598 in)

33.0 mm

(1.299 in)

78.0 mm

(3.071 in)

18.0 mm

(0.709 in)

Number of bolts

6

3

6

11

2

2

1

F: Reamer bolt with nut

SAT869J

SAT083F

1.

Remove bolts A, D and F, and remove oil strainer from control
valve assembly.

SAT316GA

2.

Remove solenoid valve assembly and line pressure solenoid
valve from control valve assembly.

I

Be careful not to lose the line pressure solenoid valve
spring.

GI

MA

EM

LC

EC

FE

CL

MT

AX

SU

BR

ST

RS

BT

HA

SC

EL

IDX

REPAIR FOR COMPONENT PARTS

Control Valve Assembly (Cont’d)

AT-313

SAT317G

3.

Remove O-rings from solenoid valves and terminal body.

SAT064F

4.

Place upper body facedown, and remove bolts B, C and F.

SAT432D

5.

Remove lower body from inter body.

SAT109D

6.

Turn over lower body, and accumulator support plates.

SAT873J

7.

Remove bolts E, separating plate and separating gaskets from
lower body.

8.

Remove check balls, oil cooler relief valve springs and T/C
pressure holding spring from lower body.

I

Be careful not to lose steel balls and relief valve springs.

REPAIR FOR COMPONENT PARTS

Control Valve Assembly (Cont’d)

AT-314

SAT065F

9.

Remove inter body from upper body.

10. Remove pilot filter, separating plate and gaskets from upper

body.

SAT870J

11. Check to see that steel balls are properly positioned in inter

body and then remove them.

I

Be careful not to lose steel balls.

SAT871J

12. Check to see that steel balls are properly positioned in upper

body and then remove them.

I

Be careful not to lose steel balls.

SAT872J

INSPECTION

NCAT0131

Lower and Upper Bodies

NCAT0131S01

I

Check to see that retainer plates are properly positioned in
lower body.

SAT321G

I

Check to see that retainer plates are properly positioned in
upper body.

GI

MA

EM

LC

EC

FE

CL

MT

AX

SU

BR

ST

RS

BT

HA

SC

EL

IDX

REPAIR FOR COMPONENT PARTS

Control Valve Assembly (Cont’d)

AT-315

SAT115D

Oil Strainer

NCAT0131S02

I

Check wire netting of oil strainer for damage.

SAT283HB

Shift Solenoid Valves A and B, Line Pressure Solenoid
valve, Torque Converter Clutch Solenoid Valve and
Overrun Clutch Solenoid Valve

NCAT0131S03

I

Refer to “Resistance Check”, AT-156, and 207.

SAT138D

Oil Cooler Relief Valve Spring

NCAT0131S04

I

Check springs for damage or deformation.

I

Measure free length and outer diameter.

Inspection standard:

Unit: mm (in)

Part No.



D

31872 31X00

17.0 (0.669)

8.0 (0.315)

SAT871J

ASSEMBLY

NCAT0132

1.

Install upper, inter and lower body.

a.

Place oil circuit of upper body face up. Install steel balls in their
proper positions.

SAT072F

b.

Install upper separating gasket, upper inter separating gasket
and upper separating plate in order shown in illustration.

I

Always use new gaskets.

REPAIR FOR COMPONENT PARTS

Control Valve Assembly (Cont’d)

AT-316