Nissan Rogue (T33) 2021-Present Service Manual: U1327-54 Mac Key
DTC Description
DTC DETECTION LOGIC
| DTC No. |
CONSULT screen items (Trouble diagnosis content) | DTC Detection Condition | |
|---|---|---|---|
| U1327-54 |
MAC key update (Message Authentication Code key update) |
Diagnosis condition | - |
| Signal (terminal) | - | ||
| Threshold | MAC key is not written after sonar control unit replacement. | ||
| Diagnosis delay time | - | ||
POSSIBLE CAUSE
-
Writing of MAC key has not been executed
-
Sonar control unit
FAIL-SAFE
-
DTC CONFIRMATION PROCEDURE
PERFORM DTC CONFIRMATION PROCEDURE
With CONSULT
-
Ignition switch ON.
-
Perform “MAC Diagnosis” of “SONAR” using CONSULT.
Is DTC U1327-54 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
PERFORM MAC KEY WRITING
With CONSULT
-
Perform “MAC key writing”. Refer to Description.
-
Perform “MAC Diagnosis” of “SONAR” using CONSULT.
Is DTC U1327-54 detected as the current malfunction?
YES>>GO TO 2.
NO>>INSPECTION END
PERFORM MAC KEY WRITING AGAIN (SECOND TIMES)
With CONSULT
-
Restart CONSULT.
-
Perform “MAC Key writing” again. Refer to Description.
-
Perform “MAC Diagnosis” of “SONAR” using CONSULT.
Is DTC U1327-54 detected as the current malfunction?
YES>>GO TO 3.
NO>>INSPECTION END
PERFORM MAC KEY WRITING AGAIN (THIRD TIMES)
With CONSULT
-
Restart CONSULT.
-
Perform “MAC Key writing” again. Refer to Description.
-
Perform “MAC Diagnosis” of “SONAR” using CONSULT.
Is DTC U1327-54 detected as the current malfunction?
YES>>Replace sonar control unit. Refer to Removal and Installation.
NO>>INSPECTION END
Other materials:
Writing of Calibration Data
Work Procedure
DESCRIPTIONIf only the around view monitor control unit
is replaced, the calibration data stored in the camera can be written
to the around view monitor control unit by selecting "Camera
Calibration" of "Work Support" mode in CONSULT.WORK PROCEDUREWRITE CALIBRATION DATA
With C ...
B3a70 Intelligent Battery Sensor
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
B3A70
00
IBS Battery Temp Sensor Failure (Open Circuit)
[IBS battery temp sensor failure (Open circuit)]
Diagnosis condition
Ignition switch ON
Batte ...
Key Reminder Function
System Description
SYSTEM DIAGRAMBASIC OPERATIONKey reminder is the function that prevents the key from being left in the vehicle.Key reminder has the following 2 functions. Key remainder function Operation condition Operation
Front door LH closed*
When all doors other than front door LH ar ...
