Nissan Rogue Service Manual: U0140 lost communication (BCM)
DTC Description
DTC DETECTION LOGIC
| DTC | CONSULT screen terms (Trouble diagnosis content) | DTC detection condition |
| U0140 | LOST COMM (BCM) (Lost Communication With Body Control Module) | When the ignition switch is ON, TCM is unable to receive the CAN communications signal from BCM continuously for 2 seconds or more. |
POSSIBLE CAUSE
- BCM
- Harness or connector (CAN communication line is open or shorted)
FAIL-SAFE
Not changed from normal driving
DTC CONFIRMATION PROCEDURE
1.PREPARATION BEFORE WORK
If another “DTC CONFIRMATION PROCEDURE” occurs just before, turn ignition switch OFF and wait for at least 10 seconds, then perform the next test.
>> GO TO 2.
2.PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
- Start the engine and wait for at least 5 seconds.
- Check the DTC.
Is “U0140” detected? YES >> Go to TM-98, "Diagnosis Procedure".
NO-1 >> To check malfunction symptom before repair: Refer to GI-41, "Intermittent Incident".
NO-2 >> Confirmation after repair: INSPECTION END
Diagnosis Procedure
For the diagnosis procedure, refer to LAN-17, "Trouble Diagnosis Flow Chart".
U0102 lost communication (Transfer)
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0102
LOST COMM (TRANSFER)
(Lost Communication With Tr ...
U0141 lost communication (BCM A)
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0141
LOST COMM (BCM A)
(Lost Communication With Body ...
Other materials:
Run-flat tires (if so equipped)
Run-flat tires are those tires that can be used
temporarily if they are punctured. For additional
information, refer to “Run-flat tires” in “Maintenance
and do-it-yourself.”
For additional information, refer to the tire safety
information in the Warranty Information Booklet.
WAR ...
Preparation
Special Service Tool
The actual shape of the tools may differ from those illustrated here.
Tool number
(TechMate No.)
Tool name
Description
—
(J-46534)
Trim Tool Set
Removing trim components
Commercial Service Too
(TechMate No.)
...
Malfunction indicator lamp
Component Function Check
1.CHECK MIL FUNCTION
Turn ignition switch ON.
Check that MIL illuminates.
Is the inspection result normal?
YES >> INSPECTION END
NO >> Proceed to EC-476, "Diagnosis Procedure".
Diagnosis Procedure
1.CHECK DTC
Check that DTC UX ...