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Nissan Sentra B18 (2020-2025) Service Manual: Door Does Not Lock/unlock with Intelligent Key

Description

Description

All doors do not lock/unlock using Intelligent Key button.

Note:

Before starting diagnosis check that Nissan Sentra vehicle condition is as shown in “Conditions of vehicle”, and check each symptom.

SYMPTOM TABLE (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)

Door lock operation (remote keyless entry)

Door lock operation (request switch) or trunk open operation (opener switch of trunk lid)

Engine started with push-button ignition switch operation (registered Intelligent Key is within the detection area of inside key antenna)

Engine started with push-button ignition switch operation (registered Intelligent Key placed next to push-button ignition switch)

NG

OK

OK

OK

CONDITIONS OF Nissan Sentra Vehicle (OPERATING CONDITIONS)

Registered Intelligent Key is within the detection area.

DIAGNOSIS PROCEDURE

Refer to Diagnosis Procedure.

Diagnosis Procedure

Diagnosis Procedure

  1. CHECK INTELLIGENT KEY SYSTEM SYMPTOM TABLE

    1. Check Intelligent Key system symptom table.

      Refer to Diagnosis Procedure.

    >>

    GO TO 2.

  2. CHECK INTELLIGENT KEY OUTPUT SIGNAL

    1. Use SIGNAL TECH II to check Intelligent Key output signal. For the inspection method and how to use SIGNAL TECH II, refer to “NISSAN/INFINITI SIGNAL TECH II USER GUIDE”.

    Is the inspection result normal?

    YES >>

    Replace Intelligent Key unit. Refer to Removal and installation.

    NO >>

    Replace Intelligent Key.

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