Pathfinder 2WD V6-4.0L (VQ40DE) (2009)
Removal And Installation
HEATER CORE
Removal and Installation
FRONT HEATER CORE
Removal
1. Remove the front heater and cooling unit assembly. Refer to See: Heating and Air Conditioning/Housing Assembly HVAC/Service and
Repair/Removal And Installation.
2. Remove the three screws and remove the front heater core cover.
3. Remove the front heater core and evaporator pipe bracket.
4. Remove the front heater core.
NOTE:
If the in-cabin microfilters are contaminated from coolant leaking from the front heater core, replace the in-cabin microfilters with new ones before
installing the new front heater core.
Installation
Installation is in the reverse order of removal.
REAR HEATER CORE
Removal
1. Partially drain the engine cooling system. Refer to See: Coolant/Service and Repair (VQ40DE), See: Coolant/Service and Repair (VK56DE).
2. Remove the rear heater and cooling unit assembly. Refer to See: Heating and Air Conditioning/Housing Assembly HVAC/Service and
Repair/Removal And Installation.
3. Remove the rear heater core bracket.
4. Remove the heater core.