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SYMPTOM MATRIX CHART 1 (Self-diagnosis related item) SYMPTOM Displayed “SELF-DIAG RESULTS” on CONSULT-II screen DIAGNOSTIC PROCEDURE (Reference page) SYSTEM (Malfunctioning part or mode) REFERENCE PART NO. OF ILLUSTRATION ON NEXT PAGE I Security indicator light- I Engine does not start CHAIN OF ECM-IMMU PROCEDURE 1 Open circuit in battery voltage line C1 Open circuit in ignition line of IMMU C2 Open circuit in ground line of IMMU C3 Open circuit in communication line C4 Short circuit between IMMU and C4 Short circuit between IMMU and C4 ECM B IMMU A DIFFERENCE OF KEY PROCEDURE 2 Unregistered key D IMMU A CHAIN OF IMMU-KEY PROCEDURE 3 Malfunction of key ID chip E IMMU A Open circuit in ground line of C6 Open or short circuit in communica- C5 Dongle control unit G ID DISCORD, IMM-ECM PROCEDURE 4 System initialization has not yet F ECM B LOCK MODE PROCEDURE 5 LOCK MODE D I MI staying ON I Security indicator light- DON’T ERASE BEFORE WORK FLOW Engine trouble data and NATS — *: When NATS detects trouble, the security indicator lights up while ignition key is in the “ON” position. to ON. Then the security indicator lights up while ignition key is in the “ON” position. NATS (Nissan Anti-Theft System) Trouble Diagnoses (Cont’d) EL-232 |