2007 Bmw 335i Aftermarket Radio No Sound. The hifi system has front tweeters and an amp. On a 335i year 2007 radio system turned on but do not responded when tunning on tuner or cd player.
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Even though all the modules function and seem to work properly one of the modules listed above is defective or not turning on. While 2006 2009 had ten speakers many 2010 2011 had 8 speakers the rear tweeters were deleted there is no graphic equalizer setting in the head unit s menu just bass and treble and no surround on off setting. Bmw radio works but no sound this problem is caused when the optical loop is broken.
I ordered an optical loop bypass and i checked my bmw amplifier tcu unit and satellite radio module and it was my satellite radio now im not going to have a.
Place the key into the ignition and turn the vehicle on. My 2007 bmw335i radio stop playing no sound and no seatbelt chimes. If entered correctly the radio will become enabled and ready to use normally. Place the key into the ignition and turn the vehicle on.
