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AV-332 < COMPONENT DIAGNOSIS > [BOSE AUDIO WITH NAVIGATION] FRONT DOOR SPEAKER (SEDAN) 1. Connect AV control unit connector and BOSE speaker amp. connector. 2. Turn ignition switch to ACC. 3. Push “POWER” switch. 4. Check the signal between AV control unit harness connector ter- minals with CONSULT-III or oscilloscope. Are the audio signal voltage readings as specified? YES >> Replace BOSE speaker amp. Refer to "Removal and Installation - Sedan" . NO >> Replace AV control unit. Refer to Connector Terminals Condition Reference signal (+) (-) M47 2 3 Receive 11 12 ALNIA0171ZZ SKIA0177E |