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Old 12-04-2012, 03:45 PM   #5
LockDoc
The Older Generation


 
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Join Date: Aug 2006
Location: Montezuma, Iowa
Posts: 26,098
Re: Parking Brake Lamp

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The guys are right. It is only activated if you have trouble with your brake system. Look at your proportioning valve and you will see a brown wire hooked to it. That is the wire that supplies that light with a ground if there is a problem.

LockDoc
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Locksmith, Specializing In Antique Trucks, Automobiles, & Motorcycles

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