Nissan Rogue Service Manual: U1000 CAN COMM CIRCUIT
Description
CAN communication allows a high rate of information transmission through the two communication lines (CAN-H line and CAN-L line) connecting various control units in the system. Each control unit transmits/ receives data but selectively reads required data only.
DTC Logic
DTC DETECTION LOGIC
| DTC | Display Item | Malfunction detected condition | Possible causes |
| U1000 | CAN COMM CIRCUIT | When CAN communication signal is not continuously received for 2 seconds or more | CAN communication system malfunction |
Diagnosis Procedure
1.CHECK SELF-DIAGNOSTIC RESULT
With CONSULT.
- Turn ignition switch ON.
- Perform self-diagnostic result.
Is DTC U1000 detected? YES >> Proceed to diagnosis procedure. Refer to LAN-17, "Trouble Diagnosis Flow Chart".
NO >> Refer to GI-41, "Intermittent Incident".
C119A vacuum sensor
DTC Logic
DTC DETECTION LOGIC
DTC
Display Item
Malfunction detected condition
Possible causes
C119A
VACUUM SEN VOLT
When a malfunction is detected in supply power volt ...
Power supply and ground circuit
Diagnosis Procedure
Regarding Wiring Diagram information, refer to PCS-24, "Wiring Diagram".
1. CHECK FUSE AND FUSIBLE LINKS
Check that the following IPDM E/R fuse or fusible links are no ...
Other materials:
Power generation voltage variable control system operation
inspection
Diagnosis Procedure
Regarding Wiring Diagram information. Refer to CHG-7, "Wiring Diagram".
CAUTION:
When performing this inspection, always use a charged battery that has completed
the battery inspection.
(When the charging rate of the battery is low, the response speed of the vol ...
Vehicle load capacity
Before driving a loaded vehicle, confirm
that you do not exceed the Gross Vehicle
Weight Rating (GVWR) or the Gross Axle
Weight Rating (GAWR) for your vehicle.
Both the GVWR and GAWR are located
on the F.M.V.S.S./C.M.V.S.S. certification
label. Refer to “Measurement of weights”
in this ...
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 ...
