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Nissan Sentra B18 (2020-2025) Service Manual: B2033-4a Dongle Ng

Dtc Description

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen items

(Trouble diagnosis content)

DTC detection condition

B2033–4A

DONGLE NG

(Dongle not good)

Diagnosis condition

Ignition switch ON

Signal (terminal)

CAN communication signal

Threshold

The ID verification results NG

Diagnosis delay time

1 second or more

POSSIBLE CAUSE

  • Harness or connector

    (The CAN communication line is open or shorted)

  • Intelligent Key unit

  • EPS control unit

FAIL-SAFE

Dtc Confirmation Procedure

DTC Confirmation Procedure

  1. PERFORM DTC CONFIRMATION PROCEDURE

    1. CONSULT

      1. Ignition switch ON.

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

    Is the DTC detected?

    YES>>

    Refer to DTC Diagnosis Procedure.

    NO>>

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

    NO>>

    Confirm after repair: Inspection End.

Dtc Diagnosis Procedure

DTC Diagnosis Procedure

  1. PERFORM INITIALIZATION

    1. CONSULT

      1. Perform initialization of Intelligent Key unit and registration of all Intelligent Keys.

        For initialization and registration procedures, refer to CONSULT immobilizer mode and follow the on-screen instructions.

      2. Start the engine.

    Dose the engine start?

    YES >>

    Inspection End.

    NO >>

    GO TO 2.

  2. REPLACE INTELLIGENT KEY UNIT

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

    Is the DTC detected?

    YES >>

    GO TO 3.

    NO >>

    Inspection End.

  3. REPLACE EPS CONTROL UNIT

    1. Replace EPS control unit. Refer to Removal and Installation.

    >>

    Inspection End.

    P161e Immobilizer
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