Nissan Altima 2007-2012 Service Manual: Function information

Component Part Location

ENGINE COMPARTMENT

1. A/C compressor F3

2. Refrigerant pressure sensor E219

3. A/C relay (internal to IPDM E/R)

1. A/C compressor F3

2. Refrigerant pressure sensor E219

3. A/C relay (internal to IPDM E/R)

PASSENGER COMPARTMENT

1. Intake door motor M126

2. Front blower motor relay J-4

3. Air mix door motor M130

4. Mode door motor M127

5. Blower motor M31

Component’s Role

    Air conditioner control
    System Diagram CONTROL SYSTEM The control system consists of input sensors, switches, front air control and outputs. The relationship of these components is shown in the figure below: System ...

    Other materials:

    P1805 Brake switch
    Description Brake switch signal is applied to the ECM via the stop lamp switch when the brake pedal is depressed. This signal is used mainly to decrease the engine speed when the vehicle is being driven. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM DTC CONFIRMATION ...

    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 displa ...

    Fuel pump
    Description *: ECM determines the start signal status by the signals of engine speed and battery voltage. The ECM activates the fuel pump for several seconds after the ignition switch is turned ON to improve engine start ability. If the ECM receives a engine speed signal from the camshaf ...