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AV-176 < DTC/CIRCUIT DIAGNOSIS > [NAVIGATION WITHOUT BOSE] FRONT DOOR SPEAKER FRONT DOOR SPEAKER Diagnosis Procedure INFOID:0000000011276874 Regarding Wiring Diagram information, refer to . 1. CONNECTOR CHECK Check the AV control unit and speaker connectors for the following: • Proper connection • Damage • Disconnected or loose terminals YES >> GO TO 2. NO >> Repair the terminals or connectors. 2. CHECK FRONT DOOR SPEAKER SIGNAL CIRCUIT CONTINUITY 1. Disconnect AV control unit connector M101 and suspect front door speaker connector. 2. Check continuity between AV control unit connector M101 and suspect front door speaker connector. 3. Check continuity between AV control unit connector M101 and ground. Is the inspection result normal? YES >> GO TO 3. NO >> Repair or replace harness or connectors. 3. CHECK FRONT DOOR SPEAKER SIGNAL 1. Connect AV control unit connector M101 and suspect front door speaker connector. 2. Turn ignition switch to ON. 3. Push AV control unit POWER switch. 4. Check signal between the terminals of AV control unit connector M101. AV control unit Front door speaker Continuity Connector Terminal Connector Terminal M101 2 D7 (LH) 1 Yes 3 2 11 D104 (RH) 1 12 2 AV control unit Ground Continuity Connector Terminal M101 2 — No 3 11 12 AV control unit connector M101 Condition Reference value (+) ( −) Terminal Terminal |