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INSIDE KEY ANTENNA 1 (INSTRUMENT PANEL) DLK-49 < COMPONENT DIAGNOSIS > [WITH INTELLIGENT KEY SYSTEM] C D E F G H I J L M A B DLK N O P INSIDE KEY ANTENNA 1 (INSTRUMENT PANEL) Description INFOID:0000000003938143 Detects whether Intelligent Key is inside the vehicle. Component Function Check INFOID:0000000003938144 1. CHECK INSIDE KEY ANTENNA INPUT SIGNAL With CONSULT-III 1. Check “ANTENNA” in “Active Test” mode with CONSULT-III. 2. Touch “INSIDE KEY ANTENNA 1”. 3. When Intelligent Key is inside key antenna (instrument panel) detection area, hazard lamps flash. Is the inspection result normal? YES >> Inside key antenna 1 (instrument panel) is OK. NO >> Refer to . Diagnosis Procedure INFOID:0000000003938145 1. CHECK INSIDE KEY ANTENNA POWER SUPPLY SIGNAL 1. Turn ignition switch OFF. 2. Check signal between Intelligent Key unit connector and ground with an oscilloscope. Is the inspection result normal? YES >> Inside key antenna 1 (instrument panel) is OK. NO >> GO TO 2 2. CHECK INSIDE KEY ANTENNA 1. Disconnect Intelligent Key unit connector and inside key antenna 1 (instrument panel) connectors. 2. Check continuity between Intelligent Key unit harness connector (A) M164 terminals 15, 16 and inside key 3. Check continuity between Intelligent Key unit harness connector Test Item Condition Possible cause INSIDE KEY ANTENNA 1 An excessive high or low voltage from inside antenna is sent to the Intelligent Key Unit • Inside key antenna 1 (instrument panel) strument panel) Connector Item Terminals Condition Signal (V) (Reference value) (+) (–) M164 Intelligent Key unit 15 Ground Ignition ALKIA0585ZZ PIIB7441E Intelligent Key Terminals Inside key antenna 1 (instrument panel) connector Terminals Continuity A: M164 15 B: M68 1 Yes 16 2 ALKIA0586ZZ 2009 Pathfinder |