NVIS (NATS) Self-Diagnostic Results Item Chart
NVIS (NATS) SELF-DIAGNOSTIC RESULTS ITEM CHART
| Detected items (NATS program card screen terms) | P No. Code (Self-diagnostic result of "ENGINE" | Malfunction is detected when..... |
|---|---|---|
| ECM INT CIRC-IMMU | NATS MALFUNCTION P1613 | The malfunction of ECM internal circuit of IMMU communication line is detected. |
| CHAIN OF ECM-IMMU | NATS MALFUNCTION P1612 | Communication impossible between ECM and IMMU (In rare cases, "CHAIN OF ECM-IMMU" might be stored during key registration procedure, even if the system is not malfunctioning.) |
| DIFFERENCE OF KEY | NATS MALFUNCTION P1615 | IMMU can receive the key ID signal but the result of ID verification between key ID and IMMU is NG. |
| CHAIN OF IMMU-KEY | NATS MALFUNCTION P1614 | IMMU cannot receive the key ID signal. |
| ID DISCORD, IMM-ECM | NATS MALFUNCTION P1611 | The result of ID verification between IMMU and ECM is NG. System initialization is required. |
| LOCK MODE | NATS MALFUNCTION P1610 | When the starting operation is carried out five or more times consecutively under the following conditions, NVIS (NATS) will shift the mode to one which prevents the engine from being started.
|
| DON'T ERASE BEFORE CHECKING ENG DIAG | - | Any engine trouble codes except NVIS (NATS) trouble codes have been detected in ECM. |