Thread: What is the "thrid" line from the windshield washer lines
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Old 11-14-2009, 11:48 AM
dlevitt dlevitt is offline
89 300E
  
Join Date: May 2008
Location: Long Island, NY
Posts: 80
It's a diode
I looked at the schematic [page 186 of the PDF, labeled page '160' in image/table of contents]

A diode is indicated at the end of 'R2/7 Heated Windshield Washer Pump Hose'. Now I need to figure out the polarity on the hose itself [only one wire is indicated as the heating element.]
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