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:
P0442 Evap control system
DTC Logic
DTC DETECTION LOGIC
This diagnosis detects leakage in the EVAP purge line using engine intake
manifold vacuum.
If pressure does not increase, the ECM will check for leakage in the line
between the fuel tank and EVAP canister
purge volume control solenoid valve, under the followin ...
P0455 evap control system
DTC Logic
DTC DETECTION LOGIC
This diagnosis detects a very large leak (fuel filler cap fell off etc.) in
EVAP system between the fuel tank and
EVAP canister purge volume control solenoid valve.
CAUTION:
• Use only a genuine NISSAN fuel filler cap as a replacement. If an incorrect
fu ...
Basic inspection
DIAGNOSIS AND REPAIR WORKFLOW
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. GET INFORMATION FOR SYMPTOM
Get the detailed information from the customer about the symptom (the
condition and the environment when
the incident/malfunction occurred).
>> GO TO 2
2. CHECK DTC
1. Check DTC ...