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AV-32 < DTC/CIRCUIT DIAGNOSIS > [MONOCHROME DISPLAY - W/O BOSE] FRONT DOOR SPEAKER FRONT DOOR SPEAKER Description INFOID:0000000009471174 The audio unit sends audio signals to the front door speakers using the front door speaker circuits. Diagnosis Procedure INFOID:0000000009471175 Regarding Wiring Diagram information, refer to AV-54, "Wiring Diagram - Without BOSE Audio system" 1. CONNECTOR CHECK Check the audio unit and speaker connectors for the following: • Proper connection • Damage • Disconnected or loose terminals YES >> GO TO 2 NO >> Repair the terminal and connector. 2. HARNESS CHECK 1. Disconnect audio unit connector M133 (A) and suspect speaker connector (B). 2. Check continuity between audio unit harness connector M133 (A) terminal and suspect speaker harness connector (B) termi- nal. 3. Check continuity between audio unit harness connector M133 (A) terminal and ground. Are continuity results as specified? YES >> GO TO 3. NO >> • Check connector housings for disconnected or loose terminals. • Repair harness or connector. 3. FRONT DOOR SPEAKER SIGNAL CHECK 1. Connect audio unit connector and front speaker connector. 2. Turn ignition switch to ACC. 3. Push POWER switch. A B Continuity Connector Terminal Connector Terminal M133 2 D3 1 Yes 3 2 11 D103 1 12 2 A — Continuity Connector Terminal M133 2 Ground No 3 11 12 AWNIA0031ZZ |