headlight rewiring with relay

Art Lischer alisch80 at mchsi.com
Fri Mar 14 07:41:20 PDT 2008

Go here and scroll down about 2/3. 


I have a couple photos of my relay placement when I did this.  I used 
Murph's Kit for the Concours. Tight fit for the relays as I recall.  I 
may have a schematic around here somewhere for those who want to do it 
with separate components.
Art in DM

William K Denton wrote:
> Hi all,
> I'm thinking about rewiring the headlamp circuit on the '96 GPz1100 
> with heavy gauge wire and a SPDT relay to improve lighting performance 
> and leave the door open for increasing the wattage w/o worrying about 
> melting wires. Just wondering:
> A) anyone has already done this?... and
> B) can anyone shed light on the circuitous path that the electricity 
> makes through the OEM headlamp circuit in the shop manual?  I'm not 
> sure I fully understand the reason behind all the components in the 
> circuit (i.e. the headlight relay in the junction box "plus" the 
> separate headlight relay unit; both shown on pp15-43 in the shop 
> manual schematic, lower drawing).  I also think there may be a 
> misprint in the schematic, as there's nothing in the junction box 
> connecting to the BR/W wire coming out of it.
> TIA,
> Bill in Yardley, PA
> wkdenton at verizon.net
> '96 GPz1100

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