Nissan Sentra manuals

Nissan Sentra Service Manual: Diagnosis system (bcm) (with intelligent key system)

Nissan Sentra Service Manual / Driver controls / Exterior lighting system / System description / Diagnosis system (bcm) (with intelligent key system)

Common item

Common item : consult function (bcm - common item)

Application item

Consult performs the following functions via can communication with bcm.

Direct diagnostic mode

Description

ECU identification The BCM part number is displayed.
Self diagnostic result The BCM self diagnostic results are displayed.
Data monitor The bcm input/output data is displayed in real time.
Active Test The BCM activates outputs to test components.
Work support The settings for bcm functions can be changed.
Configuration
  • The vehicle specification can be read and saved.
  • The vehicle specification can be written when replacing bcm.
CAN DIAG SUPPORT MNTR The result of transmit/receive diagnosis of can communication is displayed.

System application

Bcm can perform the following functions.

Headlamp


Headlamp

HEADLAMP : CONSULT Function (BCM - HEAD LAMP)

Data monitor

Active test


Active test

Work support


Work support


*: Initial setting


*: Initial setting

Flasher

Flasher : consult function (bcm - flasher)

Data monitor

Active test


Active test

Work support


Work support

* : Initial setting


* : Initial setting

System
Headlamp system HEADLAMP SYSTEM : System Diagram HEADLAMP SYSTEM : System Description LOW BEAM OPERATION When the lighting switch is in 2nd position, the BCM receives input requesting the h ...

Diagnosis system (BCM) (without intelligent key system)
Common item COMMON ITEM : CONSULT Function (BCM - COMMON ITEM) Application item Consult performs the following functions via can communication with bcm. Direct diagnostic mode Descriptio ...

Other materials:

Removal and installation
Bcm (body control module) Removal and Installation Note: Before replacing bcm, perform “read configuration” to save or print current vehicle specification. Refer to bcs-116, "configuration (bcm) : description". Removal Disconnect the negative battery terminal. Refer to ...

Cooling fan control
SYSTEM DIAGRAM SYSTEM DESCRIPTION ECM controls cooling fan speed corresponding to vehicle speed, engine coolant temperature, refrigerant pressure, air conditioner ON signal. Then control system has 3-step control [HIGH/LOW/OFF]. Cooling Fan Operation Cooling Fan Relay Operation Whe ...

Diagnosis description : malfunction indicator lamp (MIL)
When emission-related ECU detects a malfunction in the emission control systems components and/or the powertrain control components (which affect vehicle emissions), it turns on/blinks MIL to inform the driver that a malfunction has been detected. The MIL illuminates when ignition switch is t ...

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