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3. Play track No. 3 (pink noise) at a normal, or slightly higher then normal, volume level. 4. A static type sound should be heard through all speakers. unit or audio unit of a known-good vehicle. 6. Set the bass and treble to the center position. If the noise sounds made by the two vehicles are very similar, go to the If the sound does not have as much bass, check the subwoofer and circuit. If the sound does not have enough hiss, check the tweeters and their Special Tools Required Diagnostics CD 07AAZ-SDBA100 FREQUENCY SWEEP Do this test to find rattles or reverberation that may cause a perception of poor 1. Insert the audio diagnostic CD (T/N: 07AAZ-SDBA100) into the navigation unit or audio unit. 2. Play track No. 13 (sweep from 500 Hz to 35 Hz) at a normal, or slightly higher than normal, volume level. 3. Listen to each speaker for poor sound quality or reverberations caused by specific frequencies. Use the voice-over to estimate the frequency that causes If vibrations or poor sound quality are heard, go to step 4. If no vibrations or poor sound quality are heard, go to sound judging. 4. Choose the appropriate track from No. 14 to 25 (small range frequency sweep)
2008 Honda Civic LX 2006-08 ACCESSORIES & EQUIPMENT Audio System - Civic (Except Hybrid)
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