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Home >> Nissan-Datsun >> 2021 >> NV2500 HD S >> Repair and Diagnosis >> External Pages >> Different car >> Section 525 (Security Control System) >> Symptom Diagnosis >> Vehicle Security System Symptoms >> Symptom Table

Symptom Table

WARNING: This page is about a different car, the 2019 Nissan NV3500 HD, 2019 Nissan NV2500 HD, and 2019 Nissan NV1500. However, it is still accessible from the selected car via links, so may be relevant.

Procedure

Diagnostic procedure

Refer to

Symptom

1

Vehicle security system cannot be set by....

Door switch

Check door switch (LF, RF, sliding, back)

Component Function Check

Key cylinder switch

Check key cylinder switch

Component Function Check

--

Check Intermittent Incident

Intermittent Incident

Security indicator does not turn ON.

Check vehicle security indicator

Component Function Check

Check Intermittent Incident

Intermittent Incident

2

* Vehicle security system does not sound alarm when....

Any door is opened.

Check door switch (LF, RF, sliding, back)

Component Function Check

--

Check Intermittent Incident

Intermittent Incident

3

Vehicle security alarm does not activate.

Horn alarm

Check horn switch

Description

Check Intermittent Incident

Intermittent Incident

Headlamp flash

Check headlamp switch

Description

Check Intermittent Incident

Intermittent Incident

4

Vehicle security system cannot be canceled by....

Key cylinder switch

Check key cylinder switch

DTC Diagnosis Procedure

Check Intermittent Incident

Intermittent Incident

*: Check the system is in the armed phase.