Factory-style information for owners and repair work

Nissan Sentra techinfo

Find Nissan Sentra owner information, maintenance instructions, technical references, service procedures and useful repair pages in one clean online library.

Nissan Sentra B18 (2020-2025) Service Manual: Operation

Switch Name and Function

Switch Name and Function

OPERATION AND DISPLAY OF MANUAL AIR CONDITIONING SYSTEM

Operation: A/C Switch Assembly

(With heated seats shown, without heated seats similar)

1.

Blower control dial (with OFF switch)

2.

Driver heated seat switch*

3.

DEF switch

4.

Rear DEF switch

5.

REC switch

6.

Passenger heated seat switch *

7.

Temperature control dial (with MAX A/C selection)

8.

A/C switch

9.

VENT switch

10.

B/L switch

11.

FOOT switch

12.

D/F switch

*: if so equipped

Switch name

Function

Fan control dial

The air flow can be manually set within the range of speeds 1st - 11th by operating the dial.

  • Clockwise: Air flow increases

  • Counterclockwise: Air flow decreases

A/C switch

A/C compressor control changes between ON ⇔ OFF each time this switch is pressed.

Temperature control dial

The air flow temperature can be adjusted by operating the dial.

  • Clockwise: Air flow temperature increases

  • Counterclockwise: Air flow temperature decreases

Intake switch

  • Air inlet changes between recirculation (REC) ⇔ fresh air intake (FRE) each time intake switch is pressed.

    • Indicator lamp ON: Recirculation

    • Indicator lamp OFF: Fresh air intake

Rear window defogger switch

Rear window defogger changes between ON ⇔ OFF each time this switch is pressed. For details, refer to System Description.

VENT switch

  • When each switch is pressed, air outlet can be switched to any position.

  • Air inlet is set to fresh air intake (FRE), when DEF switch is selected while air conditioning system is in the ON position.

B/L switch

FOOT switch

D/F switch

DEF switch

    System
    System Description System Description SYSTEM DIAGRAM INPUT SIGNAL AND OUTPUT SIGNAL Control unit Signal status ABS actuator and electric unit (control unit) Transmits the Nissan...
    Diagnosis System (a/c Amp.)
    Diagnosis Description Diagnosis Description CONSULT performs the following functions via CAN communication with A/C amp.: Diagnostic mode CGW Status Description Restricted Mode ...

    Other materials:

    P0139 Ho2s2
    Dtc Description DTC Description The heated oxygen sensor 2 has a much longer switching time between rich and lean than the air fuel ratio (A/F) sensor 1. The oxygen storage capacity of the three way catalyst 1 causes the longer switching time. To judge the malfunctions of heated oxy ...

    Engine Does Not Start When Intelligent Key Is Inside of Vehicle (one Key)
    Diagnosis Procedure Diagnosis Procedure DESCRIPTION Engine does not start when push-button ignition switch is pressed. (One Intelligent Key has the symptom, other keys operate normally.) SYMPTOM TABLE (ONE INTELLIGENT KEY HAS THE SYMPTOM, OTHER KEYS OPERATE NORMALLY) ...

    Front Bumper
    Exploded View Exploded View 1. Front bumper side bracket (RH) 2. Front bumper reinforcement support (RH) ...