When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Reassembling the pod on my 88 S4 when I came across these two wires that I failed to properly document.
Both wires come from the left side wiring harness that connects to the multi switch. I *think* the blue wire is the horn wire -- but what about the brown (ground) wire?