i have a 92 300sd w140 bose system when i hit the power button e 2 is displayed then shuts down. Does anyone know what that codes is and how to troubleshoot it. thanx in advanced
chris

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92 300sd w140

e2 is a communication error between the head unit and the trunk mounted receiver and the CD changer. something could be unplugged(buss cable/power cable) or defective, call becker they can help you. here is a kink for more info http://www.beckerautosound.com/1432-1991/troubleshooting_tips.html