Rear Heater And Cooling Unit Assembly
WARNING: This page is about a different car, the 2012 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
Removal
- Discharge the refrigerant from the A/C system. Refer to "HFC-134A (R-134A) SERVICE PROCEDURE ".
- Drain the coolant from the engine cooling system. Refer to "CHANGING ENGINE COOLANT " (VQ40DE), "CHANGING ENGINE COOLANT " (VK56DE).
- Remove the luggage side lower and upper finisher RH. Refer to "REMOVAL AND INSTALLATION ".
- Disconnect the rear heater core hoses from the rear heater core.
- Disconnect the rear A/C high- and low-pressure A/C pipes from the rear expansion valve.
- Disconnect the following electrical connectors:
- Rear blower motor
- Rear variable blower control (rear)
- Rear air mix door motor
- Disconnect the ducts from the rear heater and cooling unit assembly.
- Remove the 3 bolts and the rear heater and cooling unit assembly.
Installation
Installation is in the reverse order of removal.
- Fill the engine cooling system with the specified coolant mixture. Refer to "CHANGING ENGINE COOLANT " (VQ40DE), "CHANGING ENGINE COOLANT " (VK56DE).
- Recharge the A/C system. Refer to "HFC-134A (R-134A) SERVICE PROCEDURE ".
CAUTION:
- Do not reuse O-rings.
- Apply A/C oil to the O-ring of the low-pressure A/C pipe and high-pressure A/C pipe for installation. Refer to "COMPONENT ".
- After charging the refrigerant, check for leaks. Refer to "CHECKING OF REFRIGERANT LEAKS ".