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SEC-132 < DTC/CIRCUIT DIAGNOSIS > [WITHOUT INTELLIGENT KEY SYSTEM] P1610 LOCK MODE P1610 LOCK MODE Description INFOID:0000000009268480 When the starting operation is carried more than five times consecutively under the following conditions, NATS will shift to the mode which prevents the engine from being started. • Unregistered mechanical key is used. • BCM or ECM's malfunctioning. DTC Logic INFOID:0000000009268481 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON. 2. Check “Self diagnostic result” with CONSULT. YES >> Refer to SEC-132, "Diagnosis Procedure" NO >> Inspection End. Diagnosis Procedure INFOID:0000000009268482 1. CHECK ENGINE START FUNCTION 1. Perform the check for DTC except DTC P1610. 2. Use CONSULT to erase DTC after fixing. 3. Check that engine can start with registered mechanical key. YES >> Inspection End. NO >> GO TO 2 2. CHECK INTERMITTENT INCIDENT GI-45, "Intermittent Incident" >> Inspection End. DTC No. Trouble diagnosis name DTC detecting condition Possible cause P1610 LOCK MODE When the starting operation is carried out • Mechanical key |