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
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Abs 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 (unit side and connector side).
ABS actuator and electric unit (control u ...
Av 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 (unit side and connector side).
AV control unit
8CH CAN gateway
...
Tire chains
WARNING
If tire chains are used on the Nissan Rogue, ensure they provide adequate clearance from suspension and body components.
Incorrect chain selection or improper installation can cause damage to brakes, suspension or other components, risking a crash.
Use only the recommended chains or an app ...
