986 Forum - The Community for Porsche Boxster & Cayman Owners - View Single Post - 2000 S: Horn Doesn't work when ignition 'On', works when 'Off'?

rujorujo · 02-21-2012, 06:30 PM

Horn works when ignition 'Off', doesn't work when ignition 'On'? I have wiring diagram and already confirmed 25A fuse B3 is good, and relay 10 is good. What can I try next (replacing ignition is out of the question to solve a horn problem)?

02-21-2012, 06:30 PM	#1
rujorujo Registered User Join Date: Feb 2012 Location: SoCal Posts: 4	2000 S: Horn Doesn't work when ignition 'On', works when 'Off'? Horn works when ignition 'Off', doesn't work when ignition 'On'? I have wiring diagram and already confirmed 25A fuse B3 is good, and relay 10 is good. What can I try next (replacing ignition is out of the question to solve a horn problem)?