Nissan Altima 2007-2012 Service Manual: Cooling fan

Removal and Installation

1. Fan blade

2. Fan shroud and motor assembly

REMOVAL

1. Drain engine coolant from the radiator. Refer to CO-35, "Changing Engine Coolant".

CAUTION: Perform when engine is cold.

2. Remove CVT control module (if equipped). Refer to TM-430, "Removal and Installation".

3. Remove battery tray. Refer to PG-139, "Removal and Installation".

4. Disconnect radiator upper hose.

5. Disconnect fan motor connectors.

6. Remove radiator cooling fan assembly.

INSTALLATION

Installation is in the reverse order of removal.

• After installation refill engine coolant and check for leaks. Refer to CO-35, "Changing Engine Coolant" and CO-34, "System Inspection".

CAUTION: Do not spill coolant in engine compartment. Use a shop cloth to absorb coolant.

• Cooling fans are controlled by ECM. For details, refer to EC-1099, "System Description".

Disassembly and Assembly of Cooling Fan

1. Fan blade

2. Fan shroud

3. Fan motor

DISASSEMBLY

1. Remove fan blade nut.

2. Remove fan blade from fan motor.

3. Remove fan motor bolts and remove fan motor from fan shroud.

ASSEMBLY

Assembly is in the reverse order of disassembly.

    Radiator
    Removal and Installation 1. Radiator 2. CVT oil cooler hose (if equipped) 3. Radiator hose (upper) 4. Radiator hose (lower) 5. Cooling fan 6. Reservoir tank 7. Reservoir hose 8. Radiator fil ...

    Water pump
    Removal and Installation 1. Water pump 2. O-rings WARNING: Never remove the radiator cap when the engine is hot. Serious burns could occur from high pressure coolant escaping from the radiato ...

    Other materials:

    Preparation
    Special Service Tool The actual shapes of the Kent-Moore tools may differ from those of the special service tools illustrated here. Commercial Service Tool ...

    B2604 PNP switch
    Description BCM confirms the shift position with the following 4 signals. • CVT selector lever • P/N position switch • P position signal from IPDM E/R (CAN) • P position signal from TCM (CAN) DTC Logic DTC DETECTION LOGIC NOTE: • If DTC B2604 is displayed with DTC U1000, first ...

    Radiator
    Removal and Installation 1. Radiator 2. CVT oil cooler hose (if equipped) 3. Radiator hose (upper) 4. Radiator hose (lower) 5. Cooling fan 6. Reservoir tank 7. Reservoir hose 8. Radiator filler cap 9. Clamps A. To CVT (if equipped) B. To water outlet C. To water inlet WARNING: Never ...