Nissan Murano: System Description / Diagnosis System (3ch Can Gate Way)

Nissan Murano (Z52) 2015-2024 Service Manual / Electrical & Power Control / Lan System :: Can Gateway / System Description / Diagnosis System (3ch Can Gate Way)

CONSULT Function

APPLICATION ITEM

CONSULT performs the following functions via CAN communication with 3CH CAN gateway.

Diagnosis mode	Function Description
Self Diagnostic Result	Displays the diagnosis results judged by 3CH CAN gateway.
CAN Diag Support Monitor	The results of transmit/receive diagnosis of CAN communication can be read.
ECU Identification	The 3CH CAN gateway part number is displayed.
Configuration	Reads and saves the Nissan Murano vehicle specification (Type ID). Writes the vehicle specification (Type ID) when replacing 3CH CAN gateway.

SELF DIAGNOSTIC RESULT

Refer to DTCIndex.

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.

CAN DIAG SUPPORT MONITOR

The results of transmit/receive diagnosis of CAN communication can be read.

ECU IDENTIFICATION

The part number of 3CH CAN gateway is displayed.

CONFIGURATION

Configuration includes functions as follows.

Function		Description
Read / Write Configuration	Before Replace ECU	Reads the Nissan Murano vehicle configuration (Type ID) of current 3CH CAN gateway. Saves the read vehicle configuration (Type ID).
Read / Write Configuration	After Replace ECU	Writes the Nissan Murano vehicle configuration (Type ID) with saved data.
Manual Configuration		Writes the Nissan Murano vehicle configuration (Type ID) with manual selection.

CAUTION:

Follow the instructions listed below. Failure to do this may cause malfunctions to the 3CH CAN gateway.:

When replacing 3CH CAN gateway, you must perform “Read / Write Configuration” or “Manual Configuration” with CONSULT.

Complete the procedure of “Read / Write Configuration” or “Manual Configuration” in order.

If incorrect “Read / Write Configuration” or “Manual Configuration”, incidents might occur.

Configuration is different for each Nissan Murano vehicle model. Confirm configuration of each vehicle model.

Never perform “Read / Write Configuration” or “Manual Configuration” except for new 3CH CAN gateway.

System. 3ch Can Gateway

System Description 3CH CAN GATEWAYSystem DiagramSystem Description The 3CH CAN gateway system communicates between vehicle CAN communication circuit, IT CAN communication circuit and diagnostic CAN communication circuit...

Ecu Diagnosis Information. 3ch Can Gateway

Reference Value TERMINAL LAYOUTPHYSICAL VALUES Terminal No. (Wire color) Description Condition Standard Reference value + – Signal name Input/ Output 1 (L) — Nissan Murano Vehicle CAN communication-H Input/ Output — — — 2 (P) — Nissan Murano Vehicle CAN communication-L Input/ Output — — — 3 (L) — Diagnostic CAN communication-H Input/ Output — — — 4 (P) — Diagnostic CAN communication-L Input/ Output — — — 5 (BG) 6 (B) 7 (B) Ignition power supply Input Ignition switch ON 7 – 16 V Battery voltage 8 (BG) 6 (B) 7 (B) Battery power supply Input Ignition switch OFF 6 – 16 V Battery voltage 9 (L) — IT CAN communication-H — — — — 10 (P) — IT CAN communication-L — — — — 11 (L) — Diagnostic CAN communication-H Input/ Output — — — 12 (P) — Diagnostic CAN communication-L Input/ Output — — — 13 (L) — IT CAN communication-H — — — — 14 (P) — IT CAN communication-L — — — — DTC Inspection Priority Chart If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart...

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