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AV-96 < COMPONENT DIAGNOSIS > [AUDIO SYSTEM] REAR DOOR TWEETER REAR DOOR TWEETER Description INFOID:0000000005146333 The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the audio signals before sending them to the rear tweeters using the audio signal circuits. Diagnosis Procedure INFOID:0000000005146334 Regarding Wiring Diagram information, refer to . 1. HARNESS CHECK 1. Disconnect BOSE speaker amp. connectors M112 and suspect tweeter connector. 2. Check continuity between BOSE speaker amp. harness connec- tors M112 (A) and suspect tweeter harness connector (B). 3. Check continuity between BOSE speaker amp. harness connec- tors M112 (A) and ground. Are the continuity test results as specified? YES >> GO TO 2. NO >> • Check connector housings for disconnected or loose terminals. • Repair harness or connector. 2. REAR TWEETER SIGNAL CHECK A B Continuity Connector Terminal Connector Terminal M112 1 D207 1 Yes 10 2 2 D307 1 3 2 A — Continuity Connector Terminal M112 1 Ground No 10 2 3 ALNIA0352GB |