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AV-180 < COMPONENT DIAGNOSIS > [BOSE AUDIO WITHOUT NAVIGATION] REQUEST SIGNAL CIRCUIT (SAT → CONT) REQUEST SIGNAL CIRCUIT (SAT → CONT) Description INFOID:0000000000964689 Request signal transmits the signal to recognize the connection of satellite radio tuner from satellite radio Diagnosis Procedure INFOID:0000000000964690 1. CHECK CONTINUITY REQUEST SIGNAL CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect satellite radio tuner connector and AV control unit connector. 3. Check continuity between satellite radio tuner unit harness connector terminal 8 and AV control unit har- 4. Check continuity between satellite radio tuner harness connector terminal 8 and ground. Is inspection result OK? YES >> GO TO 2. NO >> Repair harness or connector. 2. CHECK COMMUNICATION SIGNAL 1. Connect satellite radio tuner connector and AV control unit connector. 2. Turn ignition switch ON. 3. Check signal between satellite radio tuner harness connector terminal 8 and ground. Is inspection result OK? YES >> Replace AV control unit. NO >> Replace satellite radio tuner. 8 - 28 : Continuity should exist. 8 - Ground : Continuity should not exist. 8 - Ground SKIA9299J |