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Nissan Sentra B18 (2020-2025) Service Manual: Intelligent Key System Symptoms. Diagnosis Procedure

Diagnosis Procedure

Diagnosis Procedure

Note:

Perform the self-diagnosis with CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.

SYMPTOM TABLE 1 (BOTH INTELLIGENT KEYS HAVE THE SAME SYMPTOMS)

No.

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)

Symptom

1

OK

OK

No start

No start

Diagnosis Procedure

2

OK

NG

OK

OK

Description

3

OK

NG

No crank, No start

OK

Description

4

NG

NG

No crank, No start

OK

Description

5

NG

NG

No start

No start

Description

6

OK

OK

No crank, No start

OK

Diagnosis Procedure

7

NG

OK

OK

OK

Description

8

NG

NG

OK

OK

Description

9

Poor range

OK

OK

OK

Description

SYMPTOM TABLE 2 (ONE INTELLIGENT KEY HAS THE SYMPTOM, OTHER KEYS OPERATE NORMALLY)

No.

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 (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)

Symptom

1

NG

OK

OK

OK

Description

2

NG

NG

No crank, No start

OK

Description

3

NG

NG

No crank, No start

No crank, No start

Description

4

OK

OK

No crank, No start

No crank, No start

Diagnosis Procedure

5

OK

NG

No crank, No start

OK

Diagnosis Procedure

6

Poor range

OK

OK

OK

Description

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