Nissan Altima Owners Manual: Manual operation

Fan speed control

Press the fan control buttons manually to
manually control the fan speed.

Press the AUTO button to return to automatic control of the fan speed.

Air recirculation

Press the button to recirculate air recirculation
button to recirculate interior air inside the vehicle. The indicator light on the button will come on.
indicator light on the button will come on.

The air recirculation cannot be activated when the air conditioner is in the defrosting front
defrosting mode or the foot outlet front defrosting and
foot outlet mode.

Fresh air intake

Press the to draw fresh air intake button
to draw outside air into the passenger compartment.

The will come indicator light on the button
will come on.

Air flow control

Pressing the MODE button manually controls air flow and selects the air outlet: vents. Air flows from center and side
vents.

vents and foot outlets. Air flows from center and side
vents and foot outlets.

outlets. Air flows mainly from foot
outlets.

outlets. Air flows from defroster and foot
outlets.

To turn system off Press the OFF button.

Rear window and outside mirror (if so equipped) defroster switch For more information about the rear window and outside mirror (if so equipped) defroster switch, see Rear window and outside mirror defroster switch in the Instruments and controls section of this manual.

    Automatic operation
    Cooling and/or dehumidified heating (AUTO) This mode may be used all year round as the system automatically works to keep a constant temperature. Air flow distribution and fan speed are also cont ...

    Operating tips
    ● When the engine coolant temperature and outside air temperature are low, the air flow from the foot outlets may not operate for a maximum of 150 seconds. However, this is not a malfunction ...

    Other materials:

    Tweeter (sedan)
    Description The audio unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the tweeters using the audio signal circuits. Diagnosis Procedure 1.HARNESS CHECK 1. Disconnect BOSE speaker amp. connector B122 and suspect tweet ...

    Tweeter (sedan)
    Description The audio unit sends audio signals to the tweeters using the door speaker circuits. Diagnosis Procedure 1.HARNESS CHECK 1. Disconnect audio unit connector M43 (A) and suspect tweeter connector (B). 2. Check continuity between audio unit harness connector M43 (A) and suspect t ...

    P1722 estm vehicle speed signal
    Description The vehicle speed signal is transmitted from ABS actuator and electric unit (control unit) to TCM by CAN communication line. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a safe speed. NOTE: If “DTC CONFIRMATION PROCEDURE” ha ...