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DLK-106 < DTC/CIRCUIT DIAGNOSIS > B2622 INSIDE ANTENNA B2622 INSIDE ANTENNA DTC Logic INFOID:0000000006225910 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATION PROCEDURE 1. Select “INTELLIGENT KEY” of “BCM” using CONSULT-III. 2. Select “INSIDE ANT DIAGNOSIS” in “WORK SUPPORT” mode. 3. Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on “WORK SUPPORT” of “INTELLIGENT 4. Check BCM for DTC. Is inside key antenna DTC detected? YES >> Refer to DLK-106, "Diagnosis Procedure" . NO >> Inside key antenna (console) is OK. Diagnosis Procedure INFOID:0000000006225911 1. CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1 1. Turn ignition switch OFF. 2. Check signal between BCM harness connector and ground using oscilloscope. Is the inspection result normal? YES >> Replace BCM. Refer to BCS-81, "Removal and Installation" NO >> GO TO 2. 2. CHECK INSIDE KEY ANTENNA CIRCUIT 1. Disconnect BCM connector and inside key antenna (console) connector. 2. Check continuity between BCM harness connector and inside key antenna (console) harness connector. DTC CONSULT-III display description DTC detecting condition Possible cause B2622 INSIDE ANTENNA An excessive high or low voltage from inside anten- • Inside key antenna (console) ∼ Inside key anten- na (console) (+) (–) Condition Signal (Reference value) BCM Connector Terminal Console M71 86, 87 Ground When Intelligent Key is in the an- When Intelligent Key is not in the JMKIA3839GB JMKIA3838GB |