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Nissan Sentra B18 (2020-2025) Service Manual: B2046-55 Eeprom

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC Detection Condition

B2046–55

EEPROM

(Electrically Erasable Programmable Read-Only Memory)

Diagnosis condition

All times

Signal (terminal)

Threshold

Intelligent Key unit is internal malfunctioning

Diagnosis delay time

1 second or less

POSSIBLE CAUSE

Intelligent Key unit not configured

FAIL-SAFE

Confirmation Procedure

Confirmation Procedure

  1. PERFORM DTC CONFIRMATION PROCEDURE

    1. CONSULT

      1. Erase DTC.

      2. Ignition switch OFF.

      3. Ignition switch ON.

      4. Select “Self Diagnostic Result” mode of “HANDS FREE MODULE”.

    Is DTC detected?

    YES >>

    Refer to DTC Diagnosis Procedure.

    NO >>

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

    NO >>

    Confirmation after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

  1. INTELLIGENT KEY UNIT CONFIGURATION

    1. Perform configuration. Refer to Work Procedure.

    Is the DTC detected?

    YES >>

    GO TO 2.

    NO >>

    Inspection End.

  2. REPLACE INTELLIGENT KEY UNIT

    1. Replace Intelligent Key unit. Refer to Removal and Installation.

    >>

    Inspection End.

    B2046-46 Eeprom
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