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:
Front manual seat adjustment
(if so equipped)
Forward and backward
Pull the center of the bar up and hold it while you
slide the seat forward or backward to the desired
position. Release the bar to lock the seat in
position.
Reclining
To recline the seatback, pull the lever up and lean
back. To bring the seatback forward, pull the ...
Washer switch
Description
Washer switch is integrated with the combination switch.
Combination switch (wiper and washer switch) switches polarity
between front washer operating and rear
washer operating to supply power and ground to the front and rear washer
motor.
Component Inspection
...
DTC/circuit diagnosis
U1000 CAN COMM CIRCUIT
Description
CAN (Controller Area Network) is a serial communication system for real time
application. It is an on-vehicle
multiplex communication system with high data communication speed and excellent
error detection ability.
Many electronic control units are equipp ...
