stevehurn
New Member
need help, customers 2014 S350 command with Harmon Khardon, hes replaced amplifier himself with used unit which all seems to work OK but it wont turn off when car is closed and locked, fan continues to run, no codes on anything, fan runs till battery is flat, when you unplug amp it stops and restarts fine but wont shutdown even when unit is turned off, please help b4 I set it alight