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:
B2560 starter control relay
Description
Starter control relay, integrated in IPDM E/R, permits the starter relay
operation when in N or P position and
the steering is locked or unlocked. It is installed in parallel with the starter
relay.
DTC Logic
DTC DETECTION LOGIC
NOTE:
• If DTC B2560 is displayed with DTC U1 ...
Door speaker (coupe)
Description
The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker
amp. amplifies the audio
signals before sending them to the door speakers using the audio signal
circuits.
Diagnosis Procedure
1.HARNESS CHECK
1. Disconnect BOSE speaker amp. connector B121 and suspec ...
Noise
Component Function Check
SYMPTOM: Noise
INSPECTION FLOW
*1 HAC-102, "Operational Check"
*2 EM-16, "Checking Drive Belts"
(QR25DE) or EM-121, "Checking
Drive Belts" (VQ35DE)
*3 HAC-159, "Performance Chart"
*4 HA-45, "Removal and Installation for
...