Nissan Rogue (T33) 2021-Present Service Manual: U2340-87 Can Comm Circuit
DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms | DTC detected condition | |
|---|---|---|---|
| U2340-87 | CAN communication error (ECM) | Diagnosis condition | When ignition switch is ON. |
| Signal (terminal) | CAN communication signal | ||
| Threshold | Lost communication with ECM | ||
| Diagnosis delay time | 4 seconds or more | ||
POSSIBLE CAUSE
-
Harness or connector
(CAN communication line)
-
8CH CAN gateway
-
ECM malfunction
FAIL-SAFE
System continue normal control.
Confirmation Procedure
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Ignition switch ON and wait at least 4 seconds or more.
-
Select “Self Diagnostic Result” mode of “8ch CAN GATEWAY 2” using CONSULT.
-
Check DTC.
Is DTC U2340-87 detected?
YES>>Refer to DTC Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Intermittent Incident
NO-2>>Confirmation after repair: INSPECTION END
DTC Diagnosis Procedure
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
-
Ignition switch ON.
-
Erase DTC.
-
Perform DTC confirmation procedure again. Refer to Confirmation Procedure.
-
Check DTC.
Is DTC “U2340-87” detected?
YES>>Perform trouble diagnosis procedure for CAN communication system. Refer to Trouble Diagnosis Flow Chart.
NO>>INSPECTION END
Other materials:
I-BSI system limitations
WARNING
The following limitations apply to the Intelligent Blind Spot Intervention system. Failure to operate your vehicle in accordance with these limitations could result in serious injury or death.
The I-BSI system cannot detect every vehicle under all driving conditions.
The radar s ...
Dlc Branch Line Circuit
Diagnosis Procedure
CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
Data link connector
8CH CAN gatew ...
Removal and Installation. Battery Terminal with Fusible Link
Exploded View
Battery terminal with fusible link
: N·m (kg-m, in-lb)
: N·m (kg-m, ft-lb)
Removal and Installation
REMOVALDisconnect the battery cable from the negative terminal. Refer to Exploded View.
CAUTION:
To prevent damage to the parts, disc ...
