Nissan Rogue (T33) 2021-Present Service Manual: U214a Can Comm Circuit
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| U214A | 83 |
CAN comm err (AWD/4WD) [CAN comm err (AWD/4WD)] |
Diagnosis condition | Ignition switch ON |
| Signal (terminal) | CAN communication signal | |||
| 87 | Threshold | ECM is not receiving CAN communication signal other than OBD (emission related diagnosis). | ||
| Diagnosis delay time | 2 seconds or more | |||
POSSIBLE CAUSE
-
Harness or connectors (CAN communication line is open or shorted)
-
AWD control unit
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
CHECK DTC PRIORITY
If DTC U214A 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.
-
Turn ignition switch OFF and wait at least 10 seconds.
-
Turn ignition switch ON.
-
Turn 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
-
Turn ignition switch ON and wait at least 3 seconds.
-
Check 1st trip DTC.
Is DTC U214A detected?
YES>>Refer 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 U214A 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:
Rear window and outside mirror defroster switch
Example
To defog or defrost the rear window and outside mirrors (if equipped), start the engine and press the switch. The indicator light A illuminates. Press again to turn the system off.
The system turns off automatically after approximately 20 minutes.
CAUTION
When cleaning the inside of the ...
Removal and Installation. Automatic Back Door Lock and Close Switch Assembly
Removal and Installation
REMOVALRemove automatic back door lock and close switch
assembly and automatic back door close switch finisher. Refer to
Removal and Installation.
Remove automatic back door lock and close switch assembly fixing screws and then remove automatic back door lock and clos ...
Dtc/circuit Diagnosis. B2c20-23 Starter Control Relay
DTC Description
DTC DETECTION LOGIC DTC No.
CONSULT screen items
(Trouble diagnosis content) DTC detecting condition
B2C20-23
Starter control relay
(Starter control relay)
Diagnosis condition
Ignition switch ON
Signal (terminal)
Starter cut relay signal
Starter c ...
