NSS Harness

Coming off of the connector:

Black wire (circuit B1): Goes to a two prong connector and then the other side of the connector goes to the "w" terminal of the bulkhead.

Brown wire with yellow tracer (circuit S4): goes to bottom terminal on starter relay.

Black wire with tracer (circuit B2) goes to the two prong connector terminal "C" on the bulkhead, and the other side of the connector goes to terminal "Z" of the bulkhead.