Quote:
Originally Posted by BoxsterHtownTX
Right high beam went out and the switch cannot turn the knob to Parking lights (stuck). Also when I pull the knob to turn the high beam it goes back inside. When I shake the switch it rattles like there's a broken piece inside. Used multimeter to measure voltage on headlight assembly connectors 2 (ground) and 4 (high beam) there's no voltage reading. Is this a broken switch that cleaning will not fix?
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As it's near-identical to the switch in my Mercedes W124, the plastic breaks down inside and crumbles. I've had to replace a genuine MB switch on mine 6 years after last installing... a genuine MB switch.