Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSINFINITI2008FX45 AWD V8-4.5L (VK45DE)REPAIR AND DIAGNOSISMAINTENANCEFLUIDSENGINE OILSERVICE AND REPAIR
2008 Infiniti FX45 AWD V8-4.5L (VK45DE)
Engine Oil: Service and Repair
2008 Infiniti FX45 AWD V8-4.5L (VK45DE)SECTION Service and Repair
Changing Engine Oil
WARNING:
^ Be careful not to burn yourself, as engine oil may be hot.
^ Prolonged and repeated contact with used engine oil may cause skin cancer. Try to avoid direct skin contact with used engine oil. If skin contact is made, wash thoroughly with soap or hand cleaner as soon as possible.
1. Remove front engine undercover with power tool.
2. Warm up engine, put vehicle horizontally and check for engine oil leakage from engine components. Refer to LU-23, "Inspection". Testing and Inspection
3. Stop engine and wait for 15 minutes.
4. Loosen oil filler cap, and then remove drain plug.
5. Drain engine oil.
6. Install drain plug with new washer.
CAUTION:
Be sure to clean drain plug and install with new washer.
Oil pan drain plug: 34.3 Nm (3.5 kg-m, 25 ft-lb)
7. Refill with new engine oil.
Engine oil specification and viscosity:
Refer to MA-9, "Fluids and Lubricants".
CAUTION:
^ The refill capacity depends on the engine oil temperature and drain time. Use these specifications for reference only.
^ Always use oil level gauge to determine the proper amount of engine oil in engine.
8. Warm up engine and check area around drain plug and oil filter for oil leakage.
9. Stop engine and wait for 15 minutes.
10. Check the engine oil level. Refer to LU-23, "Inspection". Testing and Inspection
WARNING:
^ Be careful not to burn yourself, as engine oil may be hot.
^ Prolonged and repeated contact with used engine oil may cause skin cancer. Try to avoid direct skin contact with used engine oil. If skin contact is made, wash thoroughly with soap or hand cleaner as soon as possible.
1. Remove front engine undercover with power tool.
2. Warm up engine, put vehicle horizontally and check for engine oil leakage from engine components. Refer to LU-23, "Inspection". Testing and Inspection
3. Stop engine and wait for 15 minutes.
4. Loosen oil filler cap, and then remove drain plug.
5. Drain engine oil.
6. Install drain plug with new washer.
CAUTION:
Be sure to clean drain plug and install with new washer.
Oil pan drain plug: 34.3 Nm (3.5 kg-m, 25 ft-lb)
7. Refill with new engine oil.
Engine oil specification and viscosity:
Refer to MA-9, "Fluids and Lubricants".
CAUTION:
^ The refill capacity depends on the engine oil temperature and drain time. Use these specifications for reference only.
^ Always use oil level gauge to determine the proper amount of engine oil in engine.
8. Warm up engine and check area around drain plug and oil filter for oil leakage.
9. Stop engine and wait for 15 minutes.
10. Check the engine oil level. Refer to LU-23, "Inspection". Testing and Inspection
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.