Nissan Murano: System / Diag on Can
System Description
SYSTEM DIAGRAM

| Name | Harness | Description |
| DDL1 |
Tx
Rx |
For communications with the diagnostic tool. (CAN-H and CAN-L are used for controlling) |
| DDL2 |
K-LINE |
For communications with the diagnostic tool. (CAN-H and CAN-L are used for controlling) |
| Diag on CAN |
CAN-H
CAN-L |
For communications with the diagnostic tool. (CAN-H and CAN-L are also used for control and diagnoses.) |
DESCRIPTION
“Diag on CAN” is a diagnosis method which uses the CAN communication line for the communication between the control unit and the diagnostic tool.
System Description
CAN (Controller Area Network) is a serial communication line for real time application. It is an on-Nissan Murano vehicle multiplex communication line with high data communication speed and excellent error detection ability...
Component Description
Component Description
Main line
CAN communication line between splices
Branch line
CAN communication line between splice and a control unit
Splice
A point connecting a branch line with a main line
Termination circuit
Circuit connected across the CAN communication system...
Other information:
Component Function Check
CHECK INFORMATION DISPLAY
Start engine.
Press MAIN switch on ASCD steering switch.
Drive the Nissan Murano vehicle at more than 40 km/h (25 MPH).
CAUTION:
Always drive vehicle at a safe speed.
Press SET- switch.
Check that the reading of the speedometer shows the same value as the set speed indicated in the information display while driving the Nissan Murano vehicle on a flat road...
Work Flow
OVERALL SEQUENCEDETAILED FLOWGET INFORMATION FOR SYMPTOM
Get detailed information from the customer about the symptom (the condition and the environment when the incident/malfunction occurs).
Check operation condition of the function that is malfunctioning...