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:
Dlc Branch Line Circuit
Diagnosis Procedure
CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
Data link connector
8CH CAN gatew ...
U2752-88 Ethernet Circuit
Without Propilot Assist 2.1
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
U2752
88
Ethernet circuit
(Ethernet circuit)
Diagnosis condition
When engine is running
Signal (terminal)
Ethernet
Thresh ...
System Description. Component Parts
Air Bag Module
Driver Air Bag Module
Driver air bag module is built into steering wheel.
Driver air bag module mainly consists of air bag (A) and inflator (B) which inflates air bag.
Driver air bag inflates by breaking steering wheel center pad surface (A).
Passenger Air Bag ...
