Nissan Altima 2007-2012 Service Manual: Power steering oil pump
QR25DE : Exploded View
1. Rear bracket
2. Pump assembly
3. Front bracket
Removal and Installation
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
NSTALLATION
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 : Exploded View
1. Rear bracket
2. Pump assembly
3. Front bracket
VQ35DE : Removal and Installation
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".
Steering gear and linkage
Exploded View
1. Cotter pin
2. Steering gear assembly
Removal and Installation
REMOVAL
1. Remove the front tires.
2. Remove undercover using power tool.
3. Remove lower side bolt of lo ...
Hydraulic line
QR25DE : Exploded View
CAUTION:
Securely insert harness connector to pressure sensor.
1. Reservoir tank
2. Reservoir tank bracket
3. Suction hose
4. High-pressure hose
5. Oil pump assembly
6 ...
Other materials:
IPDM-E branch line circuit
Diagnosis Procedure
INSPECTION PROCEDURE
1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect the battery cable from the negative terminal.
3. Check the following terminals and connectors for damage, bend and loose
connection (unit side and connector
side).
- TCM
- Harnes ...
On-vehicle repair
SUNROOF UNIT ASSEMBLY
Inspection
WIND DEFLECTOR
1. Open glass lid assembly fully.
2. Visually check for proper installation, damaged/deteriorated components, or
foreign objects within mechanism.
Correct as required for smooth operation.
3. Check for grease at the wind deflector arm ( ...
License lamp finisher
Removal and Installation
1. License lamp finisher
REMOVAL
1. Remove the trunk lid finisher (if equipped). Refer to INT-22, "Exploded
View".
2. Remove the license lamp finisher nuts.
3. Remove license lamp finisher by pulling toward the rear, then disconnect the
trunk request ...