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DIAGNOSTIC PROCEDURE 6 Does engine start properly? Yes E No Check NATS system. CHECK NATS SIGNAL CIRCUIT. NATS IMMU connector. 2) Check continuity between control unit terminal U26 and NATS IMMU termi- nal q 3 . Continuity should exist. 3) Check continuity between control unit terminal U26 and ground. Continuity should not exist. OK E NG Repair harness. CHECK NATS RELEASE SIGNAL. NATS IMMU connector. 2) Check voltage between control unit terminal U26 and ground. OK E NG Check NATS system. Replace time control unit. Ignition switch condition Voltage (V) LOCK 12 More than 10 seconds after ignition switch turned to “ON” position For 10 seconds after ignition switch turned to “ON” position Pulse YEL314D YEL315D H H H POWER DOOR LOCK — SUPER LOCK — Trouble Diagnoses (Cont’d) EL-200 |