Nissan Sentra Owners Manual: Heater operation
This mode is used to direct heated air to the foot outlets. Some air also flows from the defrost outlets and the side vent outlets.
- Press the
button to the OFF
position for normal heating. - Press the
air flow control
button. - Turn the fan control dial to the desired position.
- Turn the temperature control dial to the desired position between the middle and the hot position.
Ventilation
This mode directs outside air to the side and center vents.
- Press the
button to the OFF
position. - Press the
air flow control
button. - Turn the fan control dial to the desired position.
- Turn the temperature control dial to the desired position.
Defrosting or defogging
This mode directs the air to the defrost outlets to defrost/defog the windows.
- Press the defrost/defog button
. - Turn the fan control dial to the desired position.
- Turn the temperature control dial to the desired position between the middle and the hot position.
- To quickly remove ice or fog from the windows, turn the fan control dial to the highest setting and the temperature control to the full HOT position.
- When the
position is
selected, the air conditioner automatically turns on (the indicator light on the button will remain in Off) if the outside temperature is more than 36°F (2°C). This dehumidifies the air which helps defog the windshield. The
mode automatically turns off, allowing outside air to be drawn into the passenger compartment to further improve the defogging performance. The recirculation mode cannot be activated in the
position.
Bi-level heating
The bi-level mode directs warmed air to the side and center vents and to the front and rear floor outlets.
- Press the
button to the OFF
position. - Press the
air flow control
button. - Turn the fan control dial to the desired position.
- Turn the temperature control dial to the desired position.
Heating and defogging
This mode heats the interior and defogs the windshield.
- Press the
air flow control
button. - Turn the fan control dial to the desired position.
- Turn the temperature control dial to the desired position between the middle and the hot position.
- When the
position is
selected, the air conditioner automatically turns on if the outside temperature is more than 36°F (2°C).The indicator light on the A/C button will remain in Off. This dehumidifies the air which helps defog the windshield. The
mode automatically turns off, allowing outside air to be drawn into the passenger compartment to further improve the defogging performance.
Operating tips
Clear snow and ice from the wiper blades and air inlet in front of the windshield. This improves heater operation.
Controls
Fan control dial
The fan control dial turns the fan on and off, and
controls fan speed.
Air flow control buttons
The air flow control buttons allow you to select
the air flow outlets.
MAX — Ai ...
Air conditioner operation (if so equipped)
Start the engine, turn the fan control dial to the
desired position, and press the
button to
activate the air conditioner. When the air conditioner
is on, cooling and dehumidifying fu ...
Other materials:
ECO mode switch
ECO mode switch
The ECO mode helps to enhance the fuel
economy by controlling the throttle sensitivity and
transmission points (CVT if so equipped).
To turn on the ECO mode, push the ECO mode
switch. The ECO mode indicator light (on the
speedometer) will remain lit while the mode is
act ...
Ecm branch line circuit
Diagnosis procedure
1.Check connector
Turn the ignition switch off.
Disconnect the battery cable from the negative terminal.
Check the terminals and connectors of the ecm for damage, bend and loose
connection (unit side and
connector side).
Is the inspection result normal?
YES > ...
Automatic operation
Heating (A/C OFF)
The air conditioner does not activate. When you
need to heat only, use this mode.
Press the A/C button. (A/C OFF will be
displayed and A/C indicator will turn off.)
Use the temperature control buttons to set
the desired temperature.
The temperature of the passenge ...
