Monitor, Climate, Audio, Phone and Voice Recognition Systems
Automatic operation
In this manual: Monitor, Climate, Audio, Phone and Voice Recognition Systems
6steps
~36min
2/5difficulty
Done 0 of 6
Cooling or Dehumidified Heating (Automatic)
This mode maintains a constant cabin temperature and can be used all year round.
Air distribution and fan speed are also controlled automatically.
- Press the AUTO button.
The button indicator light comes on.
- To adjust the temperature to the desired level, turn the temperature control to the left or right.
- Set the temperature control to about 24 °C (75 °F) for normal operation.
- The cabin temperature will be maintained automatically. Air distribution and fan speed are also controlled automatically.
- A visible mist may come out of the vents in hot, humid weather because the air is cooled very quickly. This mist does not indicate a malfunction.
- You can set the driver-side and front passenger-side temperatures separately using their respective controls. When the DUAL button is pressed or the passenger-side temperature control is turned, the DUAL indicator comes on. Press the DUAL button to turn off the passenger-side temperature control.
Heating (air conditioning off)
The air conditioner will not turn on. Use this mode if you only need heating.
- Press the A/C (air conditioning) button.
The A/C (air conditioning) indicator turns off.
- Turn the temperature control knob to the desired position.
- The cabin temperature will be maintained automatically. Air distribution and fan speed are also controlled automatically.
- The set temperature should not be lower than the outside temperature. Otherwise, the system may not operate properly.
- If the windows fog up, using this mode is not recommended.
Dehumidified defrost or defog
- Press the front defrost button
. (The indicator on the
button comes on.) - Turn the temperature control knob to the desired position.
- To quickly remove ice from the outside of the windows, use the fan speed control to set the fan speed to maximum.
- Press the AUTO button to return to automatic mode as soon as the frost has cleared from the windshield.
- When the
front defrost
button is pressed, the air conditioner turns on automatically if the outside temperature is above 2 °C (36 °F) (the indicator may or may not come on). Recirculation is automatically turned off and outside air enters the passenger compartment to speed up defogging.
Remote start logic (if equipped)
Vehicles equipped with automatic heating-air conditioning and remote start can switch to automatic heating or cooling mode when remote start is activated, depending on the outside and passenger compartment temperatures. During this time, the heating-air conditioning screen and buttons are disabled until the ignition is switched on.
Test yourself
A quick Nissan Altima quiz: every answer comes with an explanation and a link to the manual page.
Was this page helpful?