Nissan Rogue Service Manual: 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 Transfer Case Control Module) | When the ignition switch is ON, TCM is unable to receive the CAN communications signal from AWD control unit continuously for 2 seconds or more. |
POSSIBLE CAUSE
- AWD control unit
- 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 “U0102” detected? YES >> Go to TM-104, "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".
U0100 lost communication (ECM A)
DTC Description
DTC DETECTION LOGIC
DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
U0100
LOST COMM (ECM A)
(Lost Communication With ECM/P ...
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 Co ...
Other materials:
Steering switch
Description
When one of the steering switches is pushed, the resistance in the steering
switch changes the signal to
identify which button is controlling the information display.
Diagnosis Procedure
Regarding Wiring Diagram information, refer to MWI-32, "Wiring Diagram".
1.CHECK STE ...
Diagnosis system (BCM) (without intelligent key system)
COMMON ITEM
COMMON ITEM : CONSULT Function (BCM - COMMON ITEM)
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with BCM.
Direct Diagnostic M
Description
Ecu Identification
The BCM part number is displayed.
Self Diagnostic Res ...
Fusible link inspection
How To Check
A melted fusible link can be detected either by visual inspection or by
feeling with finger tip. If its condition is
questionable, use circuit tester or test lamp.
Fusible link
With stop/start system
Without stop/start system*
*: Not applicable
CAUTION:
If ...
