Brake lights gpz 1100a1

  • Stusco
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Brake lights gpz 1100a1

09 Jun 2026 11:10
#924743
Oh i hate wiring! So ive got everything connected and working even the fuel gauge ive got a spark only thing left is the front brake switch cable needs shortning ( there’s a long cable on the brembo) so i cut it crimp some proper jap spec bullets on and check everything is working! No brake light from front or back brakes, the digital display is blank but everything else works, the bulbs haven’t blown either.

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  • Wookie58
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Re: Brake lights gpz 1100a1

10 Jun 2026 02:55
#924759
Oh i hate wiring! So ive got everything connected and working even the fuel gauge ive got a spark only thing left is the front brake switch cable needs shortning ( there’s a long cable on the brembo) so i cut it crimp some proper jap spec bullets on and check everything is working! No brake light from front or back brakes, the digital display is blank but everything else works, the bulbs haven’t blown either.
Which digital display (do you mean the one on the tank ?) see below for test procedure ref brake light switches

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Re: Brake lights gpz 1100a1

10 Jun 2026 09:09
#924765
Yes i did mean the display on the tank , ive found the problem it was the horn fuse in the fuse box it was blown the strange thing is that the horn still works with the fuse blown !
thanks for your help again 
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Re: Brake lights gpz 1100a1

13 Jun 2026 08:51
#924834
So I thought i was finished with the wiring but I found another problem, i had checked everything except the front indicators I couldn’t see how there would be a problem since they are on a sub loom, but both front indicators are on constant they do flash when used but stay lit up when off ,the back are fine ,any ideas?

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  • jwfels
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Re: Brake lights gpz 1100a1

13 Jun 2026 09:27
#924835
hi, not a problem, dual filament, running light and directional, wired with head and tail light, 
Z1A AND 81 650

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Re: Brake lights gpz 1100a1

13 Jun 2026 13:08
#924840
hi, not a problem, dual filament, running light and directional, wired with head and tail light, 
this is a UK bike, Europe never had the running light option (illegal) orange light can only be displayed as a turn signal 

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Re: Brake lights gpz 1100a1

13 Jun 2026 13:10
#924841
How many wires on the turn signal ? Is the bike an import ?

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Re: Brake lights gpz 1100a1

13 Jun 2026 13:40
#924842
My 81 650 is has dual filament in front, USA model haven’t looked lately, but diagram should show 2 wires and external 12v- gotta get book out
Z1A AND 81 650

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Re: Brake lights gpz 1100a1

13 Jun 2026 16:19
#924845
Pardon, wasn’t aware of user location
Z1A AND 81 650

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Re: Brake lights gpz 1100a1

13 Jun 2026 16:27
#924847
Pardon, wasn’t aware of user location
No worries, lighting regs in Europe are a minefield:)

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Re: Brake lights gpz 1100a1

15 Jun 2026 03:13
#924893
Stusco did you get this resolved (been kinda busy :))

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