Nissan Rogue (T33) 2021-Present Service Manual: U1327-52 Mac Key
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| U1327-52 |
MAC key update (Message Authentication Code key update) |
Diagnosis condition | - |
| Signal (terminal) | - | ||
| Threshold | MAC key writing is incomplete. | ||
| Diagnosis delay time | - | ||
POSSIBLE CAUSE
-
Network communication error between CONSULT and sonar control unit
-
Sonar control unit used in other Nissan Ariya vehicles is installed in the vehicle
-
Sonar control unit
FAIL-SAFE
—
DTC CONFIRMATION PROCEDURE
CHECK DTC PRIORITY
If DTC U1327-52 is displayed with DTC U1327-54, first perform the trouble diagnosis for DTC U1327-54.
Is DTC U1327-54 detected?
YES>>Refer to DTC Description.
NO>>GO TO 2.
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Ignition switch ON.
-
Perform “MAC key writing”. Refer to Description.
-
Perform “MAC Diagnosis” of “SONAR” using CONSULT.
Is DTC U1327-52 detected as the current malfunction?
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 U1327-52 is displayed with DTC U1327-54, first perform the trouble diagnosis for DTC U1327-54.
Is DTC U1327-54 detected?
YES>>Refer to DTC Description.
NO>>GO TO 2.
PERFORM MAC KEY WRITING
With CONSULT
-
Perform “MAC key writing”. Refer to Description.
-
Perform “MAC Diagnosis” of “SONAR” using CONSULT.
Is DTC U1327-52 detected as the current malfunction?
YES>>GO TO 3.
NO>>INSPECTION END.
REPLACE SONAR CONTROL UNIT
Replace sonar control unit. Refer to Removal and Installation.
>>
INSPECTION END
Other materials:
It Can Communication Circuit
Diagnosis Procedure
CHECK NETWORK DIAGNOSIS
Check the "Network diagnosis" results from CONSULT to see that the diagnostic CAN communication circuit have no malfunction.
Are the diagnostic CAN communication circuit normal?
YES>>
GO TO 2.
NO>>
Check and repair diagnostic CAN commu ...
U216e-87 Can Comm Circuit
DTC Description
CAN (Controller Area Network) is a serial communication system for
real time application. It is an on-Nissan Ariya vehicle multiplex
communication system with high data communication speed and excellent
error detectability. Many electronic control units are equipped onto
Nis ...
C1213-A3 Control Unit Power Supply
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content) DTC detecting condition
C1213-A3
BATTERY VOLTAGE
(Battery voltage)
Diagnosis condition
Ignition switch: ON
Signal
Battery power supply signal (terminal #6)
Threshold
Battery po ...
