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Murano
 
Electrical & Audio
 
Alternator Replacement Procedure
Project: Alternator Replacement Procedure
Models:
  • 2003 Nissan Murano
  • 2004 Nissan Murano
  • 2005 Nissan Murano
  • 2006 Nissan Murano
  • 2007 Nissan Murano

Removal

1. Raise the vehicle on a hoist.

2. Remove the right front (passenger side, front) Tire/Wheel.

3. Remove the Engine Side Cover (passenger side, front)

Nissan Murano Alternator Replacement Procedure
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4. Remove the Lower Engine Undercover

Nissan Murano Alternator Replacement Procedure
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5. Remove the Alternator / AC Compressor Belt - Instructions here: Drive Belts Replacement Procedure

6. Remove the Idler Pulley Lock Nut, and then remove the Idler Pulley

Nissan Murano Alternator Replacement Procedure
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7. Disconnect the A/C Compressor Harness Connector

Nissan Murano Alternator Replacement Procedure
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8. Remove the alternator "Through Bolt Nut" and Through Bolt

Nissan Murano Alternator Replacement Procedure
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9. Reach up between the Exhaust Manifold and A/C Compressor with a pair of Long-Handle Needle Nose Pliers and remove the Through Bolt and lower the vehicle on the hoist.

Nissan Murano Alternator Replacement Procedure
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10. Remove the Battery from the vehicle.

11. Re-position the Battery Tray as follows:

a. Remove five Bolts that secure the Battery Tray to the vehicle.

b. Re-position the Battery Tray to make room for removing the Cooling Fan Assembly (covered later in this procedure).

Nissan Murano Alternator Replacement Procedure
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CAUTION: Make sure the vehicles cooling system is completely cooled down before performing the next step.

12. Disconnect the Upper Radiator Hose from the Radiator as follows:

a. Carefully remove the Radiator Cap.

b. To avoid spilling, remove all of the coolant from the radiator upper tank.

- Remove the drain plug at the radiator lower tank.

- Drain and "capture" enough coolant to drop the level below the upper tank.

NOTE: The O-Ring on the Drain Plug will have to be replaced. The O-Ring P/N is: 21481-18000.

c. After the upper tank is empty, disconnect the Upper Radiator Hose from the Radiator

Nissan Murano Alternator Replacement Procedure
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13. Remove the Cooling Fan Assembly as follows:

a. Disconnect the Vehicle Wire Harness from the Fan Assembly

Nissan Murano Alternator Replacement Procedure
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b. Remove two Screws that secure the top of the Fan Assembly.

Nissan Murano Alternator Replacement Procedure
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c. Carefully remove the Fan Assembly by lifting it UP and towards the driver's side of the vehicle.

- Make sure you remove the A/T Fluid Hose from the Clip at the bottom of the Fan Assembly.

Nissan Murano Alternator Replacement Procedure
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14. Remove the Bolts that hold the Upper and Lower Exhaust Manifold/Catalyst Heat Shields. Then, remove the shields.

- Removing the Heat Shields will provide the clearance needed for removing the Alternator.

Nissan Murano Alternator Replacement Procedure
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Nissan Murano Alternator Replacement Procedure
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15. Disconnect the Alternator Harness Connector

Nissan Murano Alternator Replacement Procedure
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16. Place a piece of cardboard against the inside face of the Radiator to protect it when removing the Alternator

Nissan Murano Alternator Replacement Procedure
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17. Remove the Alternator Upper Mounting Bolt. Then remove the Alternator by carefully moving it between the Exhaust Manifold/Catalyst and Radiator towards the Battery tray.

Nissan Murano Alternator Replacement Procedure
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Nissan Murano Alternator Replacement Procedure
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Installation

18. Install the new Alternator in the reverse order of removal, making sure:

- The "B" Terminal Nut is carefully tightened to 10.1 N-m (1.0 kg-m, 7 ft-lb).

- The belt tension is properly adjusted.

19. Properly fill and bleed the cooling system.

- Use essential tool J-45695 "Coolant Refill Tool". Refer to NTB02-011a for more information about this tool.

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