Nissan Maxima Service and Repair Manual: Interior room lamp control circuit

Description

Controls each interior room lamp (ground side) by PWM signal.

NOTE: PWM signal control period is approximately 250 Hz (in the gradual brightening/dimming).

Component Function Check

CAUTION: Before performing the diagnosis, check that the following is normal.

  • Battery saver output/power supply
  • Front room/map lamp assembly bulbs
  • Personal lamp rear bulbs
  • Foot lamp bulbs

1.CHECK INTERIOR ROOM LAMP CONTROL FUNCTION

CONSULT

  1. Switch the front room/map lamp assembly to DOOR.
  2. Turn ignition switch ON.
  3. Select "INT LAMP" of BCM (INT LAMP) active test item.
  4. While operating the test item, check that each interior room lamp turns ON/OFF (gradual brightening/dimming).

ON : Interior room lamp gradual brightening
OFF : Interior room lamp gradual dimming

Diagnosis Procedure

1.CHECK INTERIOR ROOM LAMP CONTROL OUTPUT

CONSULT

  1. Turn ignition switch ON.
  2. Select "INT LAMP" of BCM (INT LAMP) active test item.
  3. While operating the test item, check voltage between BCM connector M17 terminal 19 and ground.

Nissan Maxima. CHECK INTERIOR ROOM LAMP CONTROL OUTPUT

2.CHECK INTERIOR ROOM LAMP CONTROL OPEN CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BCM connector M17, front room/map lamp assembly and foot lamp connectors.
  3. Check continuity between BCM connector M17 terminal 19 and each interior room lamp connector.

Nissan Maxima. CHECK INTERIOR ROOM LAMP CONTROL OPEN CIRCUIT

3.CHECK INTERIOR ROOM LAMP CONTROL SHORT CIRCUIT

Nissan Maxima. CHECK INTERIOR ROOM LAMP CONTROL SHORT CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect BCM connector M17, front room/map lamp assembly and foot lamp connectors.
  3. Check continuity between BCM connector M17 terminal 19 and ground.

Nissan Maxima. CHECK INTERIOR ROOM LAMP CONTROL SHORT CIRCUIT

    Battery saver output/power supply circuit
    Description Provides the interior room lamp power supply. Also cuts the power supply when the interior room lamp battery saver is activated. Component Function Check 1.CHECK BATTERY SAVER OUTPUT/ ...

    Step lamp circuit
    Description Controls the step lamp (ground side) to turn the step lamp ON and OFF. Component Function Check CAUTION: Before performing the diagnosis, check that the following is normal. Batte ...

    Other materials:

    Using the panic alarm
    If you are near your vehicle and feel threatened, you may activate the panic alarm to call attention by pressing and holding the button on the Intelligent Key for longer than 1 second. The panic alarm and headlights will stay on for a period of time. The panic alarm stops when: It ...

    Steering switch
    Description When one of the steering wheel audio control switches is pushed, the resistance in steering switch circuit changes depending on which button is pushed. Diagnosis Procedure 1.CHECK STEERING SWITCH RESISTANCE Disconnect steering switch connector M88. Check resistance betwe ...

    Precautions on booster seats
    WARNING If a booster seat and seat belt are not used properly, the risk of a child being injured or killed in a sudden stop or collision greatly increases: Make sure the shoulder portion of the belt is away from the child's face and neck and the lap portion of the belt does not cross t ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2022 Copyright www.nimainfo.com
    0.0067