Nissan Altima 2007-2012 Service Manual: Function diagnosis

INTERIOR ROOM LAMP CONTROL SYSTEM

System Diagram

System Description

OUTLINE

• Interior room lamps* are controlled by interior room lamp timer control function of BCM.

*:Front room/map lamps and personal lamps (when lamp switch is in DOOR position).

• Trunk room lamp is controlled by trunk room lamp control function of BCM.

• Step lamps are controlled by step lamp control function of BCM.

ILLUMINATION

Wiring Diagram - Coupe

Wiring Diagram - Sedan

    Basic inspection
    DIAGNOSIS AND REPAIR WORKFLOW Work Flow OVERALL SEQUENCE DETAILED FLOW 1.INTERVIEW FOR MALFUNCTION Find out what the customer's concerns are. >> GO TO 2 2.SYMPTOM CHECK Verify the sy ...

    ECU diagnosis
    BCM (BODY CONTROL MODULE) Reference Value VALUES ON THE DIAGNOSIS TOOL Terminal Layout Physical Values 1: Sedan only 2: With LH front window anti ...

    Other materials:

    In-vehicle sensor
    Component Description In-vehicle sensor The in-vehicle sensor (1) is located on instrument lower panel LH. It converts variations in temperature of compartment air drawn from the aspirator into a resistance value. It is then input into the front air control. Aspirator The aspirator (1) is ...

    Positive crankcase ventilation
    Description This system returns blow-by gas to the intake manifold. The positive crankcase ventilation (PCV) valve is provided to conduct crankcase blow-by gas to the intake manifold. During partial throttle operation of the engine, the intake manifold sucks the blow-by gas through the ...

    B2619 BCM
    Description BCM requests IPDM E/R to supply power to steering lock unit. After receiving the power, the steering lock unit transmits an ON signal to BCM. DTC Logic DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1.PERFORM DTC CONFIRMATION PROCEDURE 1. Press the push-button ignition switc ...