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AV RGB AREA (YS) SIGNAL CIRCUIT AV-109 < DTC/CIRCUIT DIAGNOSIS > [WITHOUT NAVIGATION] C D E F G H I J K L M B A O P RGB AREA (YS) SIGNAL CIRCUIT Description INFOID:0000000005246820 Transmits the display area of RGB image displayed by AV control unit with RGB area (YS) signal to front dis- Diagnosis Procedure INFOID:0000000005246821 1. CHECK CONTINUITY RGB AREA (YS) SIGNAL CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect front display unit connector and AV control unit connector. 3. Check continuity between front display unit harness connector and AV control unit harness connector. 4. Check continuity between front display unit harness connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> Repair harness or connector. 2. CHECK RGB AREA (YS) SIGNAL 1. Connect front display unit connector and AV control unit connector. 2. Turn ignition switch ON. 3. Check signal between front display unit harness connector and ground. Is the inspection result normal? YES >> Replace front display unit. Refer to . NO >> Replace AV control unit. Refer to Front display unit AV control unit Continuity Connector Terminal Connector Terminal M194 9 M202 40 Existed Front display unit Ground Continuity Connector Terminal M194 9 Not existed (+) ( − ) Condition Reference value (Approx.) Front display unit Connector Terminal M194 9 Ground At RGB image is displayed 5.0 V At AUX image is displayed PKIB4948J |