|
|
AV-352 < COMPONENT DIAGNOSIS > [BOSE AUDIO WITH NAVIGATION] FRONT DOOR SPEAKER FRONT DOOR SPEAKER Description INFOID:0000000001469748 The AV control unit sends audio signals to the BOSE speaker amp. The BOSE speaker amp. amplifies the Diagnosis Procedure INFOID:0000000001469749 1. HARNESS CHECK 1. Disconnect BOSE speaker amp. connector B75 and suspect 2. Check continuity between BOSE speaker amp. harness connec- 3. Check continuity between BOSE speaker amp. harness connec- Are continuity test results as specified? YES >> GO TO 2 NO >> • Check connector housings for disconnected or loose terminals. • Repair harness or connector. 2. FRONT SPEAKER SIGNAL CHECK A B Continuity Connector Terminal Connector Terminal B75 13 D12 1 Yes 14 2 15 D112 1 16 2 A — Continuity Connector Terminal B75 13 Ground No 14 15 15 ALNIA0530GB |