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:

    Symptom diagnosis
    SQUEAK AND RATTLE TROUBLE DIAGNOSES Work Flow CUSTOMER INTERVIEW Interview the customer if possible, to determine the conditions that exist when the noise occurs. Use the Diagnostic Worksheet during the interview to document the facts and conditions when the noise occurs and any customer' ...

    RGB area (YS) signal circuit
    Description Transmits the display area of RGB image displayed by AV control unit with RGB area (YS) signal to display unit. Diagnosis Procedure 1.CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT Turn ignition switch OFF. Disconnect display unit connector M141 and AV control unit con ...

    Locking with key
    Driver's side To lock or unlock the vehicle, turn the key as shown. Manual (for driver's door only) To lock a door, turn the key toward the front of the vehicle 1 . To unlock, turn the key toward the rear of the vehicle Driver's side Power The power door lock system allows you to l ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2021 Copyright www.nimainfo.com
    0.0109