Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: U2141-87 Can Comm Err (tcm)
DTC Description
DESCRIPTION
CAN (Controller Area Network) is a serial communication line for real time applications. It is an on-Nissan Ariya vehicle multiplex communication line with high data communication speed and excellent error detection ability. Modern Nissan Ariya vehicle is equipped with many electronic control unit, and each control unit shares information and links with other control units during operation (not independent). In CAN communication, control units are connected with 2 communication lines (CAN-High line, CAN-Low line) allowing a high rate of information transmission with less wiring. Each control unit transmits/receives data but selectively reads required data only. CAN Communication Signal Chart. Refer to CAN Communication Signal Chart.
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| U2141–87 |
CAN comm err (TCM) [CAN communication error (TCM)] |
Diagnosis condition | Ignition switch is ON. |
| Signal (terminal) | CAN communication signal | ||
| Threshold | BCM cannot communicate CAN communication signal. | ||
| Diagnosis delay time | 2 seconds or more. | ||
POSSIBLE CAUSE
CAN communication system
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
CHECK SELF-DIAG RESULT
CONSULT
-
Ignition switch ON and wait for 2 seconds or more.
-
Select “Self diagnosis result” mode of “BCM”.
Is DTC detected?
YES>>Refer to DTC Diagnosis Procedure.
NO-1>>To check malfunction symptom before repair: Refer to Intermittent Incident.
NO-2>>Confirmation after repair: Inspection End.
DTC Diagnosis Procedure
CHECK CAN COMMUNICATION SYSTEM
Check CAN communication system. Refer to Trouble Diagnosis Flow Chart.
>>
Inspection End.
Other materials:
Removal and Installation. Battery Tray
Exploded View
1.
Battery positive terminal cover
2.
Positive cable
3.
Battery terminal with fusible link
4.
Battery positive terminal
5.
Battery protector
6.
Battery mounting bracket
7.
Battery tray 1
8.
Battery tray 2
9.
Battery cover
10 ...
Main Line Between Hvac and a-Bag Circuit
Diagnosis Procedure
CHECK HARNESS CONTINUITY (OPEN CIRCUIT)
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect the following harness connectors.
A/C amp.
Harness connectors M31 and E152
Check the continuity between the ...
Fonctionnement du système LDW
Témoin LDW (affiché sur l’écran d’informations du véhicule)
Écran d’informations du véhicule
Commandes au volant (côté gauche)
Le système LDW du Nissan Rogue active la fonction d’alerte sortie de voie lorsque la vitesse du véhicule atteint environ 60 km/h (37 mi ...
