Nissan Maxima Service and Repair Manual: System description

COMPRESSOR CONTROL FUNCTION

Description

PRINCIPLE OF OPERATION

Compressor is not activated.

Functional circuit diagram

Nissan Maxima. PRINCIPLE OF OPERATION

CAN (1): A/C switch signal
: Blower fan motor switch signal
CAN (2): A/C compressor request signal

Functional initial inspection chart

Nissan Maxima. PRINCIPLE OF OPERATION

Fail-Safe

FAIL-SAFE FUNCTION

  • If a communication error exists between the A/C auto amp., the AV control unit and the A/C and AV switch assembly for 30 seconds or longer, air conditioner is controlled under the following conditions:

Compressor: ON
Air outlet: AUTO
Air inlet: FRE ( )
Blower fan speed: AUTO
Set temperature: Setting before communication error occurs
Display: OFF

    Basic inspection
    INSPECTION AND ADJUSTMENT Operational Check DESCRIPTION The purpose of the operational check is to check that the individual system operates normally. Conditions: Engine running at normal operat ...

    Automatic air conditioner system
    System Diagram CONTROL SYSTEM The control system consists of input sensors, switches, the A/C auto amp. (microcomputer) and outputs. The relationship of these components is as shown in the figure ...

    Other materials:

    Glass lid
    Removal and Installation REMOVAL CAUTION: Always work with a helper. Handle glass lid with care to prevent damage. NOTE: For easier and more accurate installation, always mark each point before removal. Open sunshade. Tilt glass lid up, then slide rearward to expose all the g ...

    P0506 ISC system
    Description The ECM controls the engine idle speed to a specified level via the fine adjustment of the air, which is let into the intake manifold, by operating the electric throttle control actuator. The operating of the throttle valve is varied to allow for optimum control of the engine id ...

    VDC off switch
    Description VDC OFF switch deactivates (turn OFF) the VDC/TCS function when the VDC OFF switch is pressed. Component Function Check 1.CHECK VDC OFF SWITCH OPERATION Operate the VDC OFF switch and check that the VDC OFF indicator lamp in the combination meter turns on/ off correctly. D ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2026 Copyright www.nimainfo.com
    0.0135