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:

    BCM (Body control module)
    Reference Value VALUES ON THE DIAGNOSIS TOOL Terminal Layout Physical Values 1: Sedan only 2: With LH front window anti-pinch 3: With LH and RH front window anti-pinch 4: With Intelligent Key 5: Without Intelligent Key Wiring Diagram-Sedan ...

    Starting the engine
    1. Apply the parking brake. 2. Move the shift lever to P (Park) or N (Neutral). P (Park) is recommended. The starter is designed not to operate if the shift lever is in any of the driving positions. 3. Push the ignition switch to the ON position. Depress the brake pedal and push the ign ...

    Nissan vehicle immobilizer systemnats symptoms
    Symptom Table Security indicator does not turn ON or flash. CAUTION: • Follow Trouble Diagnosis Flowchart referring to “SEC-411, "Work Flow"”. Determine malfunctioning condition before performing this diagnosis. • Check that vehicle is under the condition shown in “Con ...