Quote:
Originally Posted by Diseasel300
A misunderstanding of series vs. parallel here.
Pencil glow plugs are a parallel circuit. All of the power ends are "common" from the relay and all of the ground ends are "common" with the block. The series plugs have the power from one plug series through the next, and the next, and the next, until the circuit is finally grounded to the block.
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I understand what I wrote. On mine the Glow Plugs are wired in parallel up to the Relay but I don't know how they are wired inside of the relay.
It is clear that on the updated glow plugs the + voltage is a series circuit and the grounds are parallel circuits.