NATS / Gasoline engine — Trouble Diagnoses (Cont'd) — Symptom Matrix Chart 2 / Diagnostic System Diagram
EL-7064spec tableThe 'Symptom Matrix Chart 2' covers the only non-self-diag NATS symptom (security indicator doesn't light). All four sub-causes route to Procedure 7. The Diagnostic System Diagram letters (A-F + C1-C4) are cross-referenced from BOTH symptom-matrix charts (chart 1 on EL-7063 and chart 2 on this page).
NATS (Nissan Anti-Theft System) / Gasoline engine
Trouble Diagnoses (Cont'd)
SYMPTOM MATRIX CHART 2 (Non self-diagnosis related item)
Security ind. does not light up.
Diagnostic procedure (Reference page)PROCEDURE 7 (EL-7072)
System (Malfunctioning part or mode)Security ind.
Reference part no. of illustration on diagnostic system diagram—
Security ind. does not light up.
Diagnostic procedure (Reference page)PROCEDURE 7 (EL-7072)
System (Malfunctioning part or mode)Open circuit between Fuse and NATS IMMU
Reference part no. of illustration on diagnostic system diagram—
Security ind. does not light up.
Diagnostic procedure (Reference page)PROCEDURE 7 (EL-7072)
System (Malfunctioning part or mode)Continuation of initialization mode
Reference part no. of illustration on diagnostic system diagram—
Security ind. does not light up.
Diagnostic procedure (Reference page)PROCEDURE 7 (EL-7072)
System (Malfunctioning part or mode)NATS IMMU
Reference part no. of illustration on diagnostic system diagramA
DIAGNOSTIC SYSTEM DIAGRAM
NOTE
Parts labelled on the diagram are referenced from the symptom-matrix chart (EL-7063 + EL-7064): PART A = NATS IMMU; PART B = ECM; PART C1-C4 = the four electrical lines into/out of the IMMU (battery, ignition, ground, IMMU↔ECM communication); PART D = NATS ignition key (transponder zone); PART E = key ID chip; PART F = CONSULT-II / NATS interface line.