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:

    B2608 starter relay
    Description Located in IPDM E/R, it runs the starter motor. The starter relay is turned ON by the BCM when the ignition switch is in START position. IPDM E/R transmits the starter relay ON signal to BCM via CAN communication. DTC Logic DTC DETECTION LOGIC NOTE: If DTC B2608 is displ ...

    Rear regulator
    Rear Door Glass Regulator REMOVAL Remove the rear door finisher. Refer to INT-21, "Removal and Installation". Position aside the vapor barrier. Temporarily reconnect the power window switch and raise/lower the door window until the glass bolts can be seen. Remove the glass bolt ...

    Satellite radio antenna
    Removal and Installation REMOVAL Lower the headlining at the rear. Refer to INT-33, "Exploded View". Disconnect the harness connector (A) from satellite radio antenna. Remove the satellite radio antenna nut (B) and the satellite radio antenna (1). INSTALLATION Ins ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

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