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
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    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:

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    Headlining
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    Precaution
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    Nissan Maxima Service and Repair Manual

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