Nissan Rogue (T33) 2021-Present Service Manual: Dtc/circuit Diagnosis :: U1327-52 Mac Key Update

Nissan Rogue (T33) 2021-Present Service Manual / Electrical & Power Control :: Body Control System / Dtc/circuit Diagnosis :: U1327-52 Mac Key Update

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 BCM

  • BCM used in other vehicle is installed in the Nissan Ariya vehicle

  • BCM

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

CONSULT

  1. Ignition switch ON.

  2. Select “MAC KEY writing” in Work supports mode of "BCM". Refer to Description.

  3. Select “Self diagnosis result” mode of “BCM”.

Is DTC U1327-52 detected as the current malfunction?

YES>>

Refer to DTC Diagnosis Procedure.

NO-1>>

To check malfunction symptom before repair: Refer to Intermittent Incident.

NO-2>>

Confirmation after repair: Inspection End.

DTC 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

CONSULT

  1. Select “MAC KEY writing” in "Work supports" mode of "BCM". Refer to Description.

  2. Select “Self diagnosis result” mode of “BCM”.

Is DTC U1327-52 detected as the current malfunction?

YES>>

GO TO 3.

NO>>

Inspection End.

REPLACE BCM

Replace BCM. Refer to Removal and Installation.

>>

Inspection End.

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