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Home >> Infiniti >> 2012 >> M37 Base >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Heater & Air Conditioning Control System (Automatic Air Conditioning) >> System Description >> Operation >> Automatic Air Conditioning System (With Forest Air) >> AUTOMATIC AIR CONDITIONING SYSTEM (WITH FOREST AIR): Switch Name and Function >> Operation And Display
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Operation And Display

A/C Display

Fig 1: Identifying A/C Control Panel Display
G08256245Courtesy of NISSAN NORTH AMERICA, INC.

A/C Controller (Multifunction switch)

Fig 2: Identifying A/C Controller (Multifunction Switch)
G08648501Courtesy of NISSAN NORTH AMERICA, INC.
SWITCH OPERATION

Switch name Function
AUTO switch When this switch is pressed, switch indicator lamp and "AUTO" indicator on display", and then air conditioning system starts automatic control.
NOTE: When air inlet is not selected manually, air inlet changes to automatic control.
CLIMATE switch "Climate" menu is indicated on display when this switch is pressed.
DEF switch DEF mode (switch indicator lamp) changes between ON <==> OFF each time this switch is pressed.
When DEF switch is pressed while air conditioning system is in the ON position
  • When DEF mode turns ON, air conditioning system becomes the following status.
    • Air flow: Automatic control (If fan speed other than "AUTO" is selected before pressing DEF switch, fan speed is manual control)
    • Air inlet: Fresh air intake
    • Air outlet: DEF
    • Compressor: ON
  • When DEF mode turns OFF, air conditioning system status returns to the previous status before DEF mode is selected.

    When DEF switch is pressed while air conditioning system is in the OFF position

  • Air conditioning system turns ON and becomes the following status.
    • Air flow: Automatic control
    • Air inlet: Fresh air intake
    • Air outlet: DEF
    • Compressor: ON
  • When DEF mode turns OFF, entire air conditioning system is set to auto mode.
NOTE: Automatic control is released ("AUTO" is not displayed) when this switch is pressed while air conditioning system is in automatic control ("AUTO" is displayed).
Fan switch Fan speed is selected within a range of 1st - 7th speed using this switch.
NOTE:
  • Air conditioning system turns ON when this switch is operated while air conditioning system is in OFF status.
  • Automatic air flow control is released ("AUTO" is not displayed) when this switch is pressed while air conditioning system is in automatic control ("AUTO" is displayed).
Intake switch
  • Air inlet changes between recirculation (REC) <==> fresh air intake (FRE) each time this switch is pressed.
    • Intake switch indicator ON: Recirculation
    • Intake switch indicator OFF: Fresh air intake
  • Press and held for 2 seconds or more, intake switch indicator blinks 2 times and air inlet is set to automatic control. (Intake switch indicator indicates air inlet state during automatic control.)
NOTE: Air inlet can be changed when air conditioning system is in the OFF position.
MODE switch (Driver side) Air outlet can be changes from VENT ==> B/L ==> FOOT ==> D/F ==> VENT each time this switch is pressed.
NOTE:
  • Air outlet can be changed when air conditioning system is in the OFF position.
  • Automatic air outlet control is released ("AUTO" is not displayed) when this switch is pressed while air conditioning system is in automatic control ("AUTO" is displayed).
MODE switch (Passenger side)
  • The system is set to LH/RH independent status ("DUAL" displays) by operating this switch. Air outlet of passenger side can be changed without changing air outlet of driver side.
  • Air outlet can be changes from VENT ==> B/L ==> FOOT ==> VENT each time this switch is pressed.
NOTE:
  • Air outlet can be changed when air conditioning system is in the OFF position.
  • Automatic air outlet control is released ("AUTO" is not displayed) when this switch is pressed while air conditioning system is in automatic control ("AUTO" is displayed).
  • When DEF mode is ON, MODE switch (passenger side) is inoperative.
OFF switch
  • When this switch is pressed, air conditioning system turns OFF.
  • When air conditioning system turns OFF, air inlet and air outlet become the following status.
    • Air inlet: Automatic control
    • Air outlet: FOOT
Temperature control switch (Driver side) Setting temperature is selected using this switch within a range between 18°C (60°F) and 32°C (90°F) at a rate of 0.5°C (1.0°F) per adjustment.
  • Δ Press: Setting temperature increases
  • "DOWN TRIANGLE" Press: Setting temperature decreases
NOTE: When air conditioning system is OFF, setting temperature can be selected only while air conditioning system status screen [only when MODE switch (driver side) is pressed] is indicated on display.
Temperature control switch (Passenger side)
  • The system is set to LH/RH independent status ("DUAL" displays) by operating this switch. Outlet air flow temperature of passenger side can be changed without changing outlet air flow temperature of driver side.
  • Setting temperature is selected using this switch within a range between 18°C (60°F) and 32°C (90°F) at a rate of 0.5°C (1.0°F) per adjustment.
    • Δ Press: Setting temperature increases
    • "DOWN TRIANGLE" Press: Setting temperature decreases
NOTE:
  • When air conditioning system is OFF, setting temperature can be selected only while air conditioning system status screen [only when MODE switch (passenger side) is pressed] is indicated on display.
  • When DEF mode is ON, temperature control switch (passenger side) is inoperative.