Nissan Sentra Owners Manual: 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 — Air flows from center and side
A/Cvents with maximum cooling.
— Air flows from center and side
vents.
— Air flows from center and side
vents and foot outlets.
— Air flows mainly from foot
outlets.
— Air flows from defroster
outlets
and foot outlets.
— Air flows mainly from
defroster
outlets.
Temperature control dial
The temperature control dial allows you to adjust the temperature of the outlet air. To lower the temperature, turn the dial to the left. To increase the temperature, turn the dial to the right.
Air recirculation button
On position (Indicator light on): Interior air is recirculated inside the vehicle.
Press the 
button to the ON
position when:
- driving on a dusty road.
- to prevent traffic fumes from entering passenger compartment.
- for maximum cooling when using the air conditioner.
The air recirculation function does not operate
when in the 
or
air flow modes.
Off position (Indicator light off):
Outside air is drawn into the passenger compartment and distributed through the selected outlet.
Use the off position for normal heater or air conditioner operation.
Air conditioner
button (if so
equipped)
Start the engine, turn the fan control dial to the desired position and press the button to turn on the air conditioner. The indicator light comes on when the air conditioner is operating.
To turn off the air conditioner, press the button again.
The air conditioner cooling function operates only when the engine is running.
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 (if so equipped) defroster switch” in the “Instruments and controls” section of this manual.
Heater and Air Conditioner (manual) (if so equipped)
WARNING
The air conditioner cooling function operates
only when the engine is running.
Do not leave children or adults who would
normally require the assistance of others
al ...
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. ...
Other materials:
Power supply and ground circuit
A/C AUTO AMP
A/C AUTO AMP. : Diagnosis Procedure
Regarding Wiring Diagram information, refer to HAC-41, "Wiring Diagram".
1.CHECK FUSE
Check fuses [No. 5, 8 and 21, located in the fuse block (J/B)].
NOTE:
Refer to PG-47, "Terminal Arrangement".
Is the inspection result nor ...
Steering wheel switch for audio control (if so equipped)
Tuning switch
Power on and SOURCE select switch
Volume control button
The audio system can be operated using the
controls on the steering wheel.
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 s ...
Does not stop fully-open or fullyclosed
position
Diagnosis procedure
1. Perform initialization procedure
Perform initialization procedure.
Refer to RF-18, "ADDITIONAL SERVICE WHEN REPLACING CONTROL UNIT : Special Repair
Requirement".
Is the inspection result normal?
YES >> Inspection End.
NO >> Perform basic ins ...
