Self-diagnosis related item
WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
PROBLEM SYMPTOM TABLE - NISSAN VEHICLE IMMOBILIZER SYSTEM-NATS (SELF-DIAGNOSIS)
| Symptom | Displayed "SELF-DIAG RESULTS" on CONSULT-II screen. | Diagnostic Procedure | System (Malfunctioning part or mode) | Reference Part No. Of Illustration On System Diagram | ||
|---|---|---|---|---|---|---|
|
CHAIN OF ECM-IMMU [P1612] | PROCEDURE 1 | In rare case, "CHAIN OF ECM-IMMU" might be stored during key registration procedure, even if the system is not malfunctioning. | - | ||
| Open circuit in battery voltage line of BCM circuit | C1 | |||||
| Open circuit in ignition line of BCM circuit | C2 | |||||
| Open circuit in ground line of BCM circuit | C3 | |||||
| Open or short circuit between BCM and ECM communication line | C4 | |||||
| ECM | B | |||||
| BCM | A | |||||
| DIFFERENCE OF KEY [P1615] | PROCEDURE 2 | Unregistered key | D | |||
| BCM | A | |||||
| CHAIN OF IMMU-KEY [P1614] | PROCEDURE 5 | Malfunction of key ID chip | E5 | |||
| Communication line between ANT/ AMP and BCM: | E1 | |||||
| Open circuit or short circuit of battery voltage line or ground line | E2 | |||||
| Open circuit in power source line of ANT/ AMP circuit | E3 | |||||
| Open circuit in ground line of ANT/ AMP circuit | E4 | |||||
| NATS antenna amp. | E6 | |||||
| BCM | A | |||||
| ID DISCORD, IMM-ECM [P1611] | PROCEDURE 3 | System initialization has not yet been completed. | F | |||
| ECM | B | |||||
| LOCK MODE [P1610] | PROCEDURE 4 | LOCK MODE | D | |||
| Security indicator lighting up(1) | DON'T ERASE BEFORE CHECKING ENG DIAG | WORK FLOW | Engine trouble data and NVIS (NATS) trouble data have been detected in ECM | - | ||
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