Nissan Altima L32. Instruction — part 1391

STEERING GEAR AND LINKAGE

ST-17

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STEERING GEAR AND LINKAGE

Exploded View

INFOID:0000000004204021

Removal and Installation

INFOID:0000000004204022

REMOVAL

1. Remove the front tires.
2. Remove undercover using power tool.
3. Remove lower side bolt of lower joint.

4. Remove cotter pin (1), and then loosen the nut.
5. Remove steering outer socket (2) from steering knuckle (3) so

as not to damage ball joint boot (4) using the Tool.

CAUTION:

Temporarily tighten the nut to prevent damage to threads

and to prevent the Tool from suddenly coming off.

6. Remove high and low pressure piping of hydraulic piping, and

then drain power steering fluid. Refer to

ST-8, "Draining"

.

7. Remove steering hydraulic piping bracket from front suspension

member.

8. Remove SSPS valve harness connector. Refer to

ST-28, "Exploded View"

.

9. Remove bolts and nuts of steering gear assembly, and then remove steering gear assembly from vehicle.

1.

Cotter pin

2.

Steering gear assembly

⇐

Front

AWGIA0006GB

SGIA0844E

Tool number

: HT72520000 (J-25730-A)

SGIA1183E

ST-18

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STEERING GEAR AND LINKAGE

INSPECTION AFTER REMOVAL

Check for fluid leaks or damage to steering gear. If any exist, replace steering gear as an assembly.

INSTALLATION

Installation is in the reverse order of removal. For tightening specifications, refer to

ST-17, "Exploded View"

.

• When installing lower joint to steering gear assembly, follow the procedure listed below.

- Set rack of steering gear in the neutral position.

NOTE:

To get the neutral position of rack, turn gear-sub assembly and measure the distance of inner socket, and

then measure the intermediate position of the distance.

- Align rear cover cap projection (A) with the marking position (B) of

gear housing assembly.

- Install slit part of lower joint (C) aligning with the projection (A) of

rear cover cap (1). Make sure that the slit part of lower joint (C) is

aligned with both the projection (A) of rear cover cap (1) and the

marking position (B) of gear housing assembly.

• After installation, bleed air from the steering hydraulic system.

Refer to

ST-8, "Inspection"

.

• Perform final tightening of nuts and bolts on each part under

unladen conditions with tires on level ground when removing steer-

ing gear assembly. Check wheel alignment. Refer to

FSU-7,

"Inspection and Adjustment"

.

INSPECTION AFTER INSTALLATION

Make sure that steering wheel operates smoothly by turning several times from full left stop to full right stop.

SGIA1175E

POWER STEERING OIL PUMP

ST-19

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POWER STEERING OIL PUMP

QR25DE
QR25DE : Exploded View

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QR25DE : Removal and Installation

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REMOVAL

1. Drain power steering fluid from reservoir tank.
2. Remove undercover using power tool.
3. Loosen drive belt. Refer to

EM-16, "Removal and Installation"

.

4. Remove drive belt from oil pump pulley.
5. Remove piping of high pressure and low pressure (drain fluid from pipings). Refer to

ST-21, "QR25DE :

Exploded View"

.

6. Remove oil pump bolts, and then remove power steering oil pump. Refer to

ST-19, "QR25DE : Exploded

View"

.

INSPECTION AFTER REMOVAL

INSTALLATION

Installation is in the reverse order of removal. For tightening specifications, refer to

ST-19, "QR25DE :

Exploded View"

.

• Perform the following procedure after installing.

- For the installation of drive belt, refer to

EM-16, "Tension Adjustment"

.

- Bleed air. Refer to

ST-8, "Inspection"

.

VQ35DE

1.

Rear bracket

2.

Pump assembly

3.

Front bracket

ALGIA0005GB

ST-20

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POWER STEERING OIL PUMP

VQ35DE : Exploded View

INFOID:0000000004204025

VQ35DE : Removal and Installation

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REMOVAL

1. Drain power steering fluid from reservoir tank.
2. Remove undercover using power tool.
3. Loosen drive belt. Refer to

EM-121, "Removal and Installation"

.

4. Remove drive belt from oil pump pulley.
5. Remove piping of high pressure and low pressure (drain fluid from pipings). Refer to

ST-22, "VQ35DE :

With 17 Inch Tire"

or

ST-24, "VQ35DE : With 18 Inch Tire"

.

6. Remove oil pump bolts, and then remove power steering oil pump. Refer to

ST-20, "VQ35DE : Exploded

View"

.

INSPECTION AFTER REMOVAL

INSTALLATION

Installation is in the reverse order of removal.

• When installing power steering oil pump, install all bolts by hand initially, then tighten bolts to specification.

• Perform the following procedure after installing.

- Adjust belt tension. Refer to

EM-121, "Tension Adjustment"

.

- Bleed air. Refer to

ST-8, "Inspection"

.

1.

Rear bracket

2.

Pump assembly

3.

Front bracket

AWGIA0099GB