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DLK-64 < DTC/CIRCUIT DIAGNOSIS > B2628 OUTSIDE ANTENNA B2628 OUTSIDE ANTENNA DTC Logic INFOID:0000000009515844 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PERFORM DTC CONFIRMATION PROCEDURE 1. Turn ignition switch ON. 2. Check Self Diagnostic Result mode of BCM using CONSULT. YES >> Refer to . NO >> Outside key antenna (rear bumper) is OK. Diagnosis Procedure INFOID:0000000009515845 Regarding Wiring Diagram information, refer to DLK-37, "INTELLIGENT KEY SYSTEM : Wiring Diagram" . 1. CHECK OUTSIDE KEY ANTENNA INPUT SIGNAL 1 1. Turn ignition switch ON. 2. Check signal between BCM harness connector and ground using oscilloscope. Is the inspection result normal? YES >> Replace BCM. Refer to BCS-67, "Removal and Installation" NO >> GO TO 2. 2. CHECK OUTSIDE KEY ANTENNA CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect BCM connector and outside key antenna (rear bumper) connector. DTC CONSULT display description DTC detecting condition Possible cause B2628 OUTSIDE ANTENNA An excessive high or low voltage from outside key • Outside key antenna (rear bumper) • Between BCM – Outside key an- tenna (rear bumper) (+) (–) Condition Signal (Reference value) BCM Connector Terminal M98 82,83 Ground When the back When Intelligent When Intelligent JMKIA5955GB JMKIA5954GB |