[PDF] Wire Harness Installation Instructions The installation of your wire harness mainly consists in two parts: • The physical routing and securing of the wire harness, wires, and groups. • The proper connection of the individual circuits. These two major tasks are not separate steps, but are integrated together. That is, you will route some wires and[PDF] INSTALLATION INSTRUCTIONS ASWC-1 ASWC-1 Axxess 2) With the key in the off position, connect the Red wire of the ASWC-1 to the 12-volt accessory wire. 3) Locate the correct steering wheel control wire(s) in the vehicle’s harness, as described in the “ASWC-1 Vehicle Instructions”. Connect these wires to the ASWC-1.