Nissan GT-R. Manual - part 189

 

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Nissan GT-R. Manual - part 189

 

 

LAN-4

< SYSTEM DESCRIPTION >

[CAN FUNDAMENTAL]

CAN COMMUNICATION SYSTEM

CAN Communication Control Circuit

INFOID:0000000009163479

*: These are the only control units wired with both ends of CAN communication system.

SKIB8713E

Component

System description

CAN controller

It controls CAN communication signal transmission and reception, error detection, etc.

Transceiver IC

It converts digital signal into CAN communication signal, and CAN communication signal into digital 
signal.

Noise filter

It eliminates noise of CAN communication signal.

Termination circuit

*

(Resistance of approx. 120 

)

It produces potential difference.

LAN

DIAG ON CAN

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< SYSTEM DESCRIPTION >

[CAN FUNDAMENTAL]

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DIAG ON CAN

Description

INFOID:0000000009163480

“Diag on CAN” is a diagnosis using CAN communication instead of previous DDL1 and DDL2 communication
lines, between control units and diagnosis unit.

System Diagram

INFOID:0000000009163481

SKIB8714E

Name

Harness

Description

DDL1

Tx
Rx

It is used for trouble diagnosis. (CAN-H and CAN-L are used for controlling)

DDL2

K-LINE

It is used for trouble diagnosis. (CAN-H and CAN-L are used for controlling)

Diag on CAN

CAN-H
CAN-L

It is used for trouble diagnosis and control.

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< SYSTEM DESCRIPTION >

[CAN FUNDAMENTAL]

TROUBLE DIAGNOSIS

TROUBLE DIAGNOSIS

How to Use CAN Communication Signal Chart

INFOID:0000000009163487

The CAN communication signal chart lists the signals needed for trouble diagnosis. It is useful for detecting
the root cause by finding a signal related to the symptom, and by checking transmission and reception unit.

SKIB8715E

LAN

HOW TO USE THIS SECTION

LAN-7

< HOW TO USE THIS MANUAL >

[CAN]

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HOW TO USE THIS MANUAL

HOW TO USE THIS SECTION

Caution

INFOID:0000000009163490

This section describes information peculiar to a vehicle and inspection procedures.

Abbreviation List

INFOID:0000000009163491

Unit name abbreviations in CONSULT CAN diagnosis and in this section are as per the following list.

Abbreviation

Unit name

4WD

AWD control unit

A-BAG

Air bag diagnosis sensor unit

ABS

ABS actuator and electric unit (control unit)

AV

AV control unit

BCM

BCM

DLC

Data link connector

ECM

ECM

E-SUS

E-SUS control unit

HVAC

A/C auto amp.

IPDM-E

IPDM E/R

M&A

Combination meter

STRG

Steering angle sensor

TCM

TCM

TPMS

Low tire pressure warning control unit

 

 

 

 

 

 

 

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