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LU-12
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OIL FILTER
Revision: 2007 April2007 M35/M45
3. Stop the engine and wait for 10 minutes.
4. Check the engine oil level, and adjust the level. Refer to LU-7, "
ENGINE OIL" .
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![INFINITI M35 2007 Factory Service Manual OIL FILTER BRACKET (AWD)
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ComponentsNBS004PZ
Refer to GI-11, "Components" for symbols in th INFINITI M35 2007 Factory Service Manual OIL FILTER BRACKET (AWD)
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OIL FILTER BRACKET (AWD)
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ComponentsNBS004PZ
Refer to GI-11, "Components" for symbols in the figure.
Removal and InstallationNBS004Q0
REMOVAL
WARNING:
Be careful not to get burn yourself, as engine oil may be hot.
1. Remove front engine undercover with power tool.
2. Using the oil filter wrench [SST: KV10115801 (J38956)], remove oil filter. Refer to LU-11, "
OIL FILTER" .
CAUTION:
Do not spill engine oil on drive belt.
3. Remove connector bolt, and then oil cooler with water hoses connected.
4. Disconnect oil pressure switch harness connectors.
5. Remove oil filter bracket from oil pan (upper).
6. Remove oil pressure switch from oil filter bracket.
INSTALLATION
Note the following, and install in the reverse order of removal.
Install oil pressure switch as follows:
–Remove old liquid gasket adhering to oil filter bracket.
–Apply liquid gasket and install oil pressure switch.
1. Oil filter 2. Connector bolt 3. Oil cooler
4. O-ring 5. Relief valve 6. Oil filter bracket
7. Gasket 8. Oil pressure switch
A. Refer to LU-11
: Engine front
PBIC3393E
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LU-14
[VQ35DE]
OIL FILTER BRACKET (AWD)
Revision: 2007 April2007 M35/M45
Use Genuine RTV Silicone Sealant or equivalent. Refer to GI-47, "RECOMMENDED CHEMICAL
PRODUCTS AND SEALANTS" .
Align cutout on oil cooler with protrusion on oil filter bracket. Refer to LU-17, "INSTALLATION" .
INSPECTION AFTER INSTALLATION
1. Check the engine oil level and add engine oil. Refer to LU-7, "ENGINE OIL" .
2. Start the engine, and check there is no leak of engine oil.
3. Stop the engine and wait for 10 minutes.
4. Check the engine oil level again. Refer to LU-7, "
ENGINE OIL" .
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OIL COOLER
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2WD models
PBIC2403E
1. Oil filter 2. Connector bolt 3. Oil cooler
4. O-ring 5. Relief valve 6. Oil pan (upper) right side
7. Water hose 8. Water hose 9. Water pipe
10. Water hose
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![INFINITI M35 2007 Factory Service Manual LU-16
[VQ35DE]
OIL COOLER
Revision: 2007 April2007 M35/M45
AWD models
Removal and InstallationNBS004Q2
REMOVAL
WARNING:
Be careful not to get burn yourself, as engine oil and engine coolant may be hot INFINITI M35 2007 Factory Service Manual LU-16
[VQ35DE]
OIL COOLER
Revision: 2007 April2007 M35/M45
AWD models
Removal and InstallationNBS004Q2
REMOVAL
WARNING:
Be careful not to get burn yourself, as engine oil and engine coolant may be hot](/manual-img/42/57024/w960_57024-3780.png)
LU-16
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OIL COOLER
Revision: 2007 April2007 M35/M45
AWD models
Removal and InstallationNBS004Q2
REMOVAL
WARNING:
Be careful not to get burn yourself, as engine oil and engine coolant may be hot.
NOTE:
When removing oil cooler only, step 2 is unnecessary.
1. Remove front engine undercover with power tool.
2. Drain engine coolant from radiator and cylinder block. Refer to CO-11, "
Changing Engine Coolant" and
EM-125, "
DISASSEMBLY" .
NOTE:
Perform this step when removing water pipes.
3. Disconnect water hoses from oil cooler.
When removing oil cooler only, pinching water hoses near oil cooler to prevent engine coolant from
spilling out.
Remaining engine coolant in piping will come out. Use a tray to collect it.
CAUTION:
Perform this step when the engine is cold.
Do not spill engine coolant on drive belts.
4. Using oil filter wrench [SST: KV10115801 (J38956)], remove oil filter. Refer to LU-11, "
OIL FILTER" .
CAUTION:
Do not spill engine oil on drive belts.
5. Remove connector bolt, and remove oil cooler.
PBIC3392E
1. Oil filter 2. Connector bolt 3. Oil cooler
4. O-ring 5. Relief valve 6. Oil filter bracket
7. Water hose 8. Water hose 9. Water pipe
10. Water hose
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CAUTION:
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6. Remove water INFINITI M35 2007 Factory Service Manual OIL COOLER
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CAUTION:
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6. Remove water](/manual-img/42/57024/w960_57024-3781.png)
OIL COOLER
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CAUTION:
Do not spill engine oil to rubber parts such as drive belts and engine mounting insulator.
6. Remove water pipes, as necessary.
INSPECTION AFTER REMOVAL
Oil Cooler
Check oil cooler for cracks. Check oil cooler for clogging by blowing through engine coolant inlet. If necessary,
replace oil cooler.
Relief Valve
Check relief valve with the following procedure.
Press steel ball of relief valve using a clean plastic stick. Make sure that valve moves smoothly and proper
spring repulsion is felt.
Replace relief valve, if necessary, with the following procedure.
–Remove the relief valve by prying using a screwdriver.
CAUTION:
Be careful not to damage the mounting hole.
–Press in the relief valve until it reaches a depth of 7 mm (0.28 in) from end surface of oil pan (upper) using
approximately 10 mm (0.39 in) diameter drift.
CAUTION:
Carefully press in the relief valve by aligning its mounting hole side with the axle center so as not
to cause deformation.
INSTALLATION
Note the following, and install in the reverse order of removal.
Make sure that no foreign objects are adhering to the installation planes of oil cooler, oil pan (upper) (2WD
models) or oil cooler bracket (AWD models).
2WD Models
Align cutout on oil cooler with protrusion on oil pan (upper) side, and
tighten connector bolt.
AW D M o de l s
Align cutout on oil cooler with protrusion on oil cooler bracket side, and tighten connector bolt.
INSPECTION AFTER INSTALLATION
1. Check the engine oil level and the engine coolant level and add engine oil and engine coolant. Refer to
LU-7, "
ENGINE OIL" and CO-11, "ENGINE COOLANT" .
2. Start the engine, and check there is no leaks of engine oil or engine coolant.
SBIA0459E
1 : Connector bolt
A: Cut out
B: AWD
PBIC3391E
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LU-18
[VQ35DE]
OIL COOLER
Revision: 2007 April2007 M35/M45
3. Stop the engine and wait for 10 minutes.
4. Check the engine oil level and the engine coolant level again. Refer to LU-7, "
ENGINE OIL" and CO-11,
"ENGINE COOLANT" .
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![INFINITI M35 2007 Factory Service Manual OIL PUMP
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Removal and InstallationNBS004Q4
REMOVAL
1. Remove oil pans (lower and upper) an INFINITI M35 2007 Factory Service Manual OIL PUMP
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Removal and InstallationNBS004Q4
REMOVAL
1. Remove oil pans (lower and upper) an](/manual-img/42/57024/w960_57024-3783.png)
OIL PUMP
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Removal and InstallationNBS004Q4
REMOVAL
1. Remove oil pans (lower and upper) and oil strainer. Refer to EM-31, "OIL PAN AND OIL STRAINER" .
2. Remove front timing chain case and timing chain (primary). Refer to EM-66, "
TIMING CHAIN" .
3. Remove oil pump assembly.
INSTALLATION
CAUTION:
Before installation, apply new engine oil to the parts as instructed in the figure.
Note the following, and install in the reverse order of removal.
When installing, align crankshaft flat faces with oil pump inner rotor flat faces.
INSPECTION AFTER INSTALLATION
1. Check the engine oil level. Refer to LU-7, "ENGINE OIL" .
2. Start the engine, and check there is no leaks of engine oil.
3. Stop the engine and wait for 10 minutes.
4. Check the engine oil level and adjust the level. Refer to LU-7, "
ENGINE OIL" .
Disassembly and AssemblyNBS004Q5
DISASSEMBLY
1. Remove oil pump cover.
2. Remove oil pump inner rotor and oil pump outer rotor from oil pump body.
3. After removing regulator valve plug, remove regulator valve spring and regulator valve.
1. Oil pump body 2. Oil pump outer rotor 3. Oil pump inner rotor
4. Oil pump cover 5. Regulator valve plug 6. Regulator valve spring
7. Regulator valve
SBIA0481E