Nissan Altima 2007-2012 Service Manual: Refrigeration system

Component

1. Heater and cooling unit assembly

2. High-pressure pipe

3. High-pressure A/C service valve

4. Junction pipe

5. High-pressure flexible hose

6. Condenser and liquid tank

7. Air deflector RH (QR25DE shown, VQ35DE similar)

8. Air deflector LH (QR25DE shown, VQ35DE similar)

9. Refrigerant pressure sensor

10. Low-pressure flexible hose

11. Low-pressure A/C service valve

12. Low-pressure pipe

13. Compreesor (QR25DE)

14. Compressor (VQ35DE)

A. High-pressure pipe to heater and cooling unit assembly

B. high-pressure flexible hose to compressor

C. low-pressure flexible hose to compressor

NOTE: Refer to HA-5, "Precaution for Refrigerant Connection".

HFC-134a (R-134a) Service Procedure

SETTING OF SERVICE TOOLS AND EQUIPMENT

WARNING: Avoid breathing the A/C refrigerant and oil vapor or mist. Exposure may irritate eyes, nose, and throat.

Remove the HFC-134a (R-134a) from the A/C system using certified service equipment meeting the requirements of SAE J2210 (R-134a recycling equipment) or SAE J2201 (R-134a recovery equipment).

If an accidental system discharge occurs, ventilate the work area before resuming service. Additional health and safety information may be obtained from the refrigerant and oil manufacturers.

Discharging Refrigerant

Evacuating System and Charging Refrigerant

Discharging, Evacuating, and Recharging the A/C System

*1 HA-21, "Maintenance of Oil Quantity in Compressor"

*2 HA-25, "Checking of Refrigerant Leaks"

*3 HA-25, "Checking of Refrigerant Leaks"

*4 HAC-5, "Operational Check"

*5 HA-4, "Contaminated Refrigerant"

    Compressor
    Removal and Installation for Compressor - QR25DE Models REMOVAL 1. Discharge the refrigerant. Refer to HA-24, "HFC-134a (R-134a) Service Procedure". 2. Remove the drive belt. Refer ...

    Other materials:

    Rear window defogger power supply and ground circuit
    Description Heats the heating wire with the power supply from the rear window defogger relay to prevent the rear window from fogging up. Component Function Check 1. CHECK REAR WINDOW DEFOGGER Check that the heating wire of rear window defogger is heated when turning the rear window defogge ...

    Steering wheel switch for audio control
    1. Source select and power on switch 2. Menu control switch/ENTER button 3. (Back) switch 4. Volume control switch POWER on switch With the ignition switch in the ACC or ON position, push the SOURCE switch to turn the audio system on. SOURCE select switch Push the source select switch to ...

    On-vehicle repair
    EVAP CANISTER Exploded View 1. EVAP control system pressure sensor 2. EVAP canister 3. O-ring 4. EVAP canister vent control valve 5. O-ring Removal and Installation REMOVAL 1. Lift up the vehicle. 2. Remove EVAP canister fixing bolt. 3. Remove EVAP canister. NOTE: The EVAP canis ...