Nissan Murano: Dtc/circuit Diagnosis / U0079 Control Module Communication Bus G Off
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms
(Trouble diagnosis content) | DTC detection condition |
| U0079–00 |
Control module communication Bus G Off
(Control module communication Bus G Off) |
[—] |
Diagnosis condition |
When ignition switch is ON. |
| Signal (terminal) |
CAN communication signal |
| Threshold |
Transmit or receive is abnormal |
| Diagnosis delay time |
2 seconds or more |
POSSIBLE CAUSE
CAN communication system
FAIL-SAFE
CAN communication does not function.
Confirmation Procedure
PERFORM DTC CONFIRMATION PROCEDURE
CONSULT
-
Ignition switch ON.
-
Ignition switch OFF and wait at least 30 seconds.
-
Ignition switch ON and wait at least 30 seconds or more.
-
Select “Self Diagnostic Result” mode of “MULTI AV”.
-
Check DTC.
Is DTC U0079–00 detected?
YES>>
Proceed to DTC Diagnosis Procedure.
NO>>
To check malfunction symptom before repair: Refer to Intermittent Incident.
NO>>
Confirmation after repair: Inspection End.
DTC Diagnosis Procedure
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
CONSULT
-
Ignition switch ON.
-
Erase DTC.
-
Perform DTC confirmation procedure again. Refer to DTC Confirmation Procedure.
Is DTC detected again?
YES>>
Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.
NO>>
Inspection End.
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
B13EC–52
Factory mode
(AV control unit)
[—]
Diagnosis condition
When ignition switch is ON...
DTC Description
DESCRIPTIONCAN (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...
Other information:
Symptom Table
Perform the data monitor of CONSULT to check for any malfunctioning item.
Check the malfunction combinations.
Malfunction item: ×
Malfunction combination Data monitor item
FR WIPER HI FR WIPER LOW FR WASHER SW FR WIPER INT INT VOLUME RR WIPER ON RR WIPER INT RR WASHER SW TURN SIGNAL R TURN SIGNAL L TAIL LAMP SW HI BEAM SW HEAD LAMP SW 1 HEAD LAMP SW 2 PASSING SW AUTO LIGHT SW FR FOG SW
A
×
×
×
×
B
×
×
×
×
C
×
×
×
×
D
×
×
×
×
E
×
×
×
F
×
×
×
G
×
×
×
×
H
×
×
×
I
×
×
×
×
J
×
×
×
×
K
All Items
L
If only one item is detected or the item is not applicable to the combinations A to K
Identify the malfunctioning part from the agreed combination and repair or replace the part...
Precaution for Supplemental Restraint System (SRS) "AIR BAG" and "SEAT BELT PRE-TENSIONER"
The Supplemental Restraint System such as “AIR BAG” and “SEAT BELT PRE-TENSIONER”, used along with a front seat belt, helps to reduce the risk or severity of injury to the driver and front passenger for certain types of collisions...