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Lorenfb Lorenfb is offline
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Join Date: May 2003
Location: Manhattan Beach, CA
Posts: 2,352
The red ones, as John says, have a diode inside.
The diode is used to protect electronics which switch the
coil pins voltage (85 & 86). When voltage is removed
from a coil (like an ignition coil) a voltage spike occurs.
The diode "clamps" the voltage spike.

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Loren
'88 3.2
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Loren
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'88 911 3.2
'04 GSXR1000
'01 Ducati 996
'03 BMW BCR - Gone
Old 01-06-2004, 06:01 PM
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