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:
Memory Function
System Description
SYSTEM DIAGRAMSeveral types of signals are transmitted from the following units to the driver seat control unit via CAN communication.INPUT SIGNAL AND OUTPUT SIGNAL Component Signal
ABS actuator and electric unit (control unit)
Nissan Ariya Vehicle speed signal
Combin ...
Ecu Diagnosis Information. Sonar Control Unit
Reference Value
VALUES ON THE DIAGNOSIS TOOLNOTE:
The following table includes information (items)
inapplicable to this Nissan Ariya vehicle. For information (items)
applicable to this vehicle, refer to CONSULT display items.
CONSULT MONITOR ITEM Monitor Item Condition Value/Status
Disco ...
P0112 Iat Sensor
DTC Description
DTC DETECTION LOGIC DTC
CONSULT screen terms
(Trouble diagnosis content) DTC detection condition
P0112
00
IAT SEN/CIRCUIT-B1
(Intake air temperature sensor 1 circuit low bank 1)
Diagnosis condition
—
Signal (terminal)
Intake air temperature sensor sign ...
