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AV AUX IMAGE SIGNAL CIRCUIT AV-525 < DTC/CIRCUIT DIAGNOSIS > [NAVIGATION (TWIN MONITOR)] C D E F G H I J K L M B A O P AUX IMAGE SIGNAL CIRCUIT Description INFOID:0000000005474875 • Transmits the image signal of AUX device from auxiliary input jacks to AV control unit. Diagnosis Procedure INFOID:0000000005474876 1. CHECK CONTINUITY AUX IMAGE SIGNAL CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect auxiliary input jacks connector and AV control unit connector. 3. Check continuity between auxiliary input jacks harness connector and AV control unit harness connector. 4. Check continuity between auxiliary input jacks harness connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> Repair harness or connector. 2. CHECK AUX IMAGE SIGNAL 1. Connect auxiliary input jacks connector and AV control unit connector. 2. Turn ignition switch ON. 3. Check signal between auxiliary input jacks harness connector and ground. Is the inspection result normal? YES >> Replace AV control unit. Refer to NO >> Check that there is no malfunction in the external device. Auxiliary input jacks AV control unit Continuity Connector Terminal Connector Terminal M196 7 M209 26 Existed Auxiliary input jacks Ground Continuity Connector Terminal M196 7 Not existed (+) ( − ) Condition Reference value Auxiliary input jacks Connector Terminal M196 7 Ground At AUX image is displayed. SKIB2251J |