Sunday, November 30, 2014

W124 / W126 / W201 : Euro Headlight Adjustment Vacuum Plumbing

Basic diagram in routing vacuum from the euro adjustment panel to the headlights. For cars with economy gauges in the instrument cluster, you can tap your vacuum in from there. Otherwise you'll have to route vacuum from the engine to the adjustment switch, back out to the engine bay.

1) Passenger headlight
2) Driver Headlight
3) Vacuum Splitter
4) Vacuum Splitter from engine vacuum
5) Economy Gauge
6) One way valve
7) Adjustment switch


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