Nissan Maxima Service and Repair Manual: Compressor control function

Description

PRINCIPLE OF OPERATION

A/C 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
RX: A/C switch signal
: Fan ON signal
: Defroster 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

    System description
    ...

    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:

    P0868 transmission fluid pressure
    Description The secondary pressure solenoid valve regulates the secondary pressure to suit the driving condition in response to a signal sent from the TCM. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE CAUTION: Always drive vehicle at a safe speed. NOTE: Immediately after ...

    Steering column
    Without Electric Motor -4. Steering column assembly nut tightening order  Steering wheel Combination switch and spiral cable Steering column assembly Hole cover seal Herbie clip Hole cover Lower shaft assembly With Electric Motor -4. Steering column assembly ...

    Tire Pressure Monitoring System (TPMS)
    This vehicle is equipped with the TPMS. It monitors tire pressure of all tires except the spare. When the low tire pressure warning light is lit and the "Tire Pressure Low-Add Air" warning appears in the vehicle information display, one or more of your tires is significantly under-inflated. I ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2025 Copyright www.nimainfo.com
    0.0059