Nissan Rogue (T33) 2021-Present Service Manual: U2385 Can Comm Circuit
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| U2385 | 87 |
CAN comm err (VCR) [CAN comm err (VCR)] |
Diagnosis condition | Ignition switch ON |
| Signal (terminal) | CAN communication signal | |||
| Threshold | ECM is not receiving CAN communication signal other than OBD (emission related diagnosis). | |||
| Diagnosis delay time | 30 seconds or more | |||
POSSIBLE CAUSE
-
Harness or connectors (CAN communication line is open or shorted)
-
VCR control module
FAIL-SAFE
Not applicable
DTC Confirmation Procedure
CHECK DTC PRIORITY
If DTC U2385 is displayed with DTC P0607, first perform the confirmation procedure (trouble diagnosis) for DTC P0607.
Is DTC P0607 detected?
YES>>Proceed to DTC Description.
NO>>GO TO 2.
PRECONDITIONING
If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.
-
Ignition switch OFF and wait at least 10 seconds.
-
Ignition switch ON.
-
Ignition switch OFF and wait at least 10 seconds.
TESTING CONDITION:
Before performing the following procedure, confirm that battery voltage is more than 11 V at idle.
>>
GO TO 3.
PERFORM DTC CONFIRMATION PROCEDURE
-
Ignition switch ON and wait at least 3 seconds.
-
Check the DTC.
Is DTC U2385 detected?
YES>>Proceed to Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: INSPECTION END
Diagnosis Procedure
CHECK DTC PRIORITY
If DTC U2385 is displayed with DTC P0607, first perform the confirmation procedure (trouble diagnosis) for DTC P0607.
Is DTC P0607 detected?
YES>>Proceed to DTC Description.
NO>>Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.
Other materials:
B24f4-12 Heated Steering Wheel Relay
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
B24F4-12
Heated steering wheel relay
(Heated steering wheel relay)
Diagnosis condition
Ignition switch ON
Signal (Terminal)
Heated steering wheel relay cont ...
Chassis Can Communication 6 Circuit
Diagnosis Procedure
CHECK CAN DIAGNOSIS
Check the "Network Diagnosis" results from CONSULT to see that the diagnostic CAN communication circuit have no malfunction.
Are the diagnostic CAN communication circuit normal?
YES>>
GO TO 2.
NO>>
Check and repair diagnostic CAN communica ...
Dtc/circuit Diagnosis. U3d01-51 Fota
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC Detection Condition
U3D01-51
FOTA
(FOTA)
Diagnosis condition
Ignition switch is ON.
Signal (terminal)
BCM (CPU).
Threshold
When a CPU functional abnormality is detected ...
