Nissan Rogue (T33) 2021-Present Service Manual: U2141-87 Can Comm Circuit
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen terms (Trouble diagnosis content) | DTC detection condition | |
|---|---|---|---|
| U2141–87 |
CAN comm err (TCM) [Controller area network communication error (TCM)] |
Diagnosis condition | When ignition switch is ON |
| Signal (terminal) | CAN communication signal | ||
| Threshold | Communication error | ||
| Diagnosis delay time | 2 seconds or more | ||
POSSIBLE CAUSE
CAN communication system (TCM)
FAIL-SAFE
The system using the CAN communication signal from control unit which cannot communicate does not function.
CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Turn ignition switch ON.
-
Turn ignition switch OFF and wait at least 30 seconds.
-
Turn ignition switch ON and wait at least 30 seconds or more.
-
Select “Self Diagnostic Result” mode of “IVC” using CONSULT.
-
Check DTC.
Is DTC “U2141–87” 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
PERFORM DTC CONFIRMATION PROCEDURE AGAIN
With CONSULT
-
Turn ignition switch ON.
-
Erase DTC.
-
Perform DTC confirmation procedure again. Refer to DTC Description.
Is DTC U2141-87 detected again?
YES>>Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.
NO>>INSPECTION END
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Removal and Installation. Drain Hose
Exploded View
Refer to Exploded View.
Removal and Installation
REMOVALFrontRemove headlining. Refer to Removal and Installation.
Remove front drain connector. Refer to Removal and Installation.
Remove front drain hose from moonroof unit assembly.RearRemove headlining. Refer to Removal and Insta ...
Dtc/circuit Diagnosis. Combination Switch Output Circuit
Diagnosis Procedure
CHECK OUTPUT CIRCUIT
Ignition switch ON.
Turn ON any switch in the system that is malfunctioning.
Check duty ratios between BCM harness connector and ground by using an oscilloscope.
With type A meter System + −
Voltage
(Approx.)
BCM
Connector Termi ...
Additional Service When Replacing Distance Sensor
Work Procedure
Always perform the distance sensor configuration after replacing the distance sensor.
Always perform the radar alignment after removing and installing or replacing the distance sensor.
CAUTION:
The system does not operate normally unless the distance
sensor configuration ...
