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Cotswold Pete

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Everything posted by Cotswold Pete

  1. That sound seems like somewhere in the AMP section a feedback control circuit has gone a little AWOL. Usually feedback paths are simple resistors that when they go open (as opposed to shorting) the amplifier oscillates just like that noise on the video. A specialist might be able to pin-point which component(s) has gone faulty, but sometimes not easy to repair depending on how it is soldered to the amp boards. What I meant by Grounds, was that what the electronics in a car prefers is a common ground, so the lights might all go to a common ground point, and the ECUs (might) go to a common ground point, and the audio systems go to a common ground point. Audio systems without common grounds tend to have noise or instability as small currents move around the grounds points and the amps just amplify the noise. If you are able to plug in a speaker to the sub amp that is not touching and other metal parts and you still get the noise, that to me indicates the sub amp is the problem.
  2. Not aware that the 400 suffers from any capacitor failure in the radio (well as bad as the ECU issues). Could be an earth problem, but from your description I would say an earth problem inside the amp unit. When you say 'ringing', not quite sure what that means, and chance of dropping a copy of the recording on the post.
  3. Easily fixed either with new boot seal, or pull old one off, clean it up and then reseat with mastic/silicone. Problem caused by original sealent drying out, allowing water to wick up and over and then fins its way to the wheel well via boot lock.
  4. How many people who bought a Lexus from new were looking to head off to California beaches to do a bit of beach-bumming and then popping up to Lake Tahoe for some mountain biking and ski-ing. Not too many I bet, too busy on their cell phones trading in Netscape shares!!!
  5. Messerschmitt
  6. Wonder why both number plates are squiffy??? Will watch on ebay just to see what it goes for. If I lived near Oxford I would be checking out, but other things beckon in my life (like re-felting the shed and re-pointing front of house before winter really sets in)
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