Nissan Rogue (T33) 2021-Present Service Manual: U214f Can Comm Circuit
DTC Description
DTC DETECTION LOGIC
| DTC |
CONSULT screen terms (Trouble diagnosis content) |
DTC detection condition | ||
| U214F | 57 |
CAN comm err (BCM) [CAN comm err (BCM)] |
Diagnosis condition | — |
| Signal (terminal) | — | |||
| Threshold | MAC communication error | |||
| Diagnosis delay time | — | |||
| 83 | Diagnosis condition | Ignition switch ON | ||
| Signal (terminal) | CAN communication signal | |||
| Threshold | ECM is not receiving CAN communication signal other than OBD (emission related diagnosis). | |||
| Diagnosis delay time | 2 seconds or more | |||
| 87 | Diagnosis condition | Ignition switch ON | ||
| Signal (terminal) | CAN communication signal | |||
| Threshold | ECM is not receiving CAN communication signal other than OBD (emission related diagnosis). | |||
| Diagnosis delay time | 2 seconds or more | |||
POSSIBLE CAUSE
U214F-57
-
MAC communication error
-
ECM used in other vehicles is installed in the Nissan Ariya vehicle
-
ECM
U214F-83,87
-
Harness or connectors (CAN communication line is open or shorted)
-
BCM
FAIL-SAFE
Not applicable
DTC CONFIRMATION PROCEDURE
U214F-57
CHECK DTC PRIORITY
If DTC U214F is displayed with DTC U1327, first perform the trouble diagnosis for DTC U1327.
Is DTC U1327 detected?
YES>>Proceed to DTC Description.
NO>>GO TO 2.
CHECK MAC DIAGNOSIS
With CONSULT
-
Ignition switch ON.
-
Perform “MAC Diagnosis” mode of “ENGINE” using CONSULT.
Is DTC U214F 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
U214F-83,87
CHECK DTC PRIORITY
If DTC U214F 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 U214F 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
U214F-57
CHECK DTC PRIORITY
If DTC U214F is displayed with DTC U1327, first perform the trouble diagnosis for DTC U1327.
Is DTC U1327 detected?
YES>>Proceed to DTC Description
NO>>GO TO 2.
CHECK MAC DIAGNOSIS
With CONSULT
Perform “MAC Diagnosis” mode of “ENGINE” using CONSULT.
Is DTC U214F detected with DTC U2152(with ProPILOT) and U2176 at the same time?
YES>>all DTC codes are detected at the same time: Replace ECM. Refer to ECM : Removal & Installation.
NO>>all DTC codes are not detected at the same time: GO TO 3.
CHECK CAN COMMUNICATION SYSTEM
Perform trouble diagnosis of CAN communication system. Refer to Trouble Diagnosis Flow Chart.
>>
INSPECTION END
U214F-83,87
CHECK DTC PRIORITY
If DTC U214F 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:
Removal and Installation. Washer Fluid Level Switch
Removal and Installation
CAUTION:
When washer fluid level switch is removed, washer fluid
may come out, so be prepared with a container to receive the fluid and
never allow fluid to be sprinkled.
REMOVALTurn the steering wheel to improve access to the washer tank near the front tire (RH).
Re ...
P044a Egr Volume Contro Valve Position Sensor
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P044A
00
EGR SENSOR C
(EGR sensor C circuit low)
Diagnosis condition
Ignition switch ON
Signal (terminal)
EGR volume control valve signal
Threshol ...
Symptom Diagnosis. Wiper Deicer Does Not Operate
Diagnosis Procedure
CHECK WIPER DEICER RELAY
Check wiper deicer relay.
Refer to Component Inspection.
Is the inspection result normal?
YES>>
GO TO 2.
NO>>
Repair or replace the malfunctioning parts.
CHECK WIPER DEICER
Check wiper deicer.
Refer to Component Function Check.
I ...
