Nissan Pathfinder: Lan System - System Description

Nissan Pathfinder (R53) 2022-2025 Service Manual / Electrical & Power Control :: Lan System / Can Gateway / System Description

Component Parts
System
Diagnosis System (can Gateway)

Component Parts Nissan Pathfinder 2022

Can Gateway System

Component Parts Location

A.	Left side of glovebox

No.	Component	Function
1.	8CH CAN gateway	Refer to 8CH CAN Gateway.

8CH CAN Gateway

EXPLANATIONS OF COMPONENT PARTS

Component Function Within The System

—

Individual Component Function

8CH CAN gateway transmits CAN signals from each network.

Without ethernet harness connector
With ethernet harness connector

Component Operation

Refer to System Description.

Component Parts Location

8CH CAN gateway is installed at behind the instrument panel. Refer to Component Parts Location.

System Nissan Pathfinder SUV

8ch Can Gateway

System Description

8CH CAN GATEWAY

System Diagram

With Automatic Emergency Braking

Without Automatic Emergency Braking

System Description

The 8CH CAN gateway system communicates between vehicle CAN communication circuits, ITS CAN communication circuits, chassis CAN communication circuits, IT CAN communication circuit, Drivetrain CAN communication circuit, and diagnostic CAN communication circuit.
This system selects and transmits only necessary information.

Diagnosis System (can Gateway) Nissan Pathfinder

8ch Can Gateway

CONSULT Function

APPLICATION ITEM

CONSULT performs the following functions via CAN communication with 8CH CAN gateway.

Diagnosis mode	CGW status			Function Description
Diagnosis mode	Restricted Mode	Diag Test Mode	Open Mode	Function Description
Self Diagnostic Result	Display	Display	Display	Display non–network DTC which 8CH CAN gateway memorizes.
CGW Information^*1	Display^*1	Display^*1	Display^*1	Displays the current CGW status.^1 CGW status can be set.^1
ECU Identification	Display	Display	Display	The 8CH CAN gateway part number is displayed.
CAN Diag Support Monitor^*2	Display	Display	Display	NOTE: The mode is indicated, but not monitored.
Network-DTC^*2	Display	Display	Display	Display network DTC which 8CH CAN gateway memorizes when performing "Diagnosis (All System)".

*1: In some vehicles, it is not malfunctioning in case of no display of "CGW Information". In this case, it is not necessary to switch the CGW status.

*2: Displays when performing "Diagnosis (All System)".

SELF DIAGNOSTIC RESULT

Refer to DTC Index.

When “CRNT” is displayed on “Self Diagnostic Result”
- The system is presently malfunctioning.
When “PAST” is displayed on “Self Diagnostic Result”
- System malfunction in the past is detected, but the system is presently normal.

Freeze Frame Data (FFD)

When DTC is detected, a vehicle state shown below is recorded and displayed on CONSULT.

Item name	Display item
ODO/TRIP METER (km)	Displays the total mileage when a DTC detected.

CGW INFORMATION

Display the diagnosis mode which a user can perform in Diag Test mode/Open Mode by switching the CGW status form Restricted mode to Diag Test Mode/Open Mode.

NOTE:

In some vehicles, it is not malfunctioning in case of no display of "CGW Information". In this case, it is not necessary to switch the CGW status.

Set to "Open Mode"
- Refer to “CONSULT Operation Manual”.
Set to "Diag Test Mode"
1. Turn the ignition switch ON.
2. Depress accelerator pedal (5/8 or more) two times within 10 seconds.
NOTE:
When any of the following conditions is satisfied, "Diag Test Mode" will be released.

Nissan Pathfinder Vehicle speed reaches 7.9 km/h or more.

Perform the following procedure.

Turn the ignition switch OFF.

Get out of the Nissan Pathfinder vehicle and close the driver side door.

Wait at least 3 minutes.

CAUTION:
While waiting, never operate the Nissan Pathfinder vehicle such as locking, opening, and closing doors. Violation of this caution results in the activation of ACC power supply according to the Auto ACC function.