B. Prepare for the installation. • If possible, install the SWI-PS while you are installing the new head unit. Keep in mind you may need to plug in the factory stereo to locate certain wires; therefore do not complete the head unit installation until the SWI-PS is work- ing properly.
Wiring Connections Note: Only 3 wires will be used during installation. Only GM vehicles programmed for version #4, will use 4 wires. Step 4 If necessary, perform the following operations as indicated by the notes in Identification and Connection Chart. Note: Step 4a is for vehicles made by General Motors that are programmed for version #4 only.
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Programming the SWI-PS to Work With the Vehicle Step 5. Refer to The Vehicle Appication Guide. Note the INTERFACE Version Number next to the selected vehicle. Fill in the information below for quick reference. Version Number: ____________ (Write Version Number here) Step 6.
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Programming the SWI-PS to Control the Head Unit IMPORTANT! Some steps of the programming instructions must be completed within a certain number of seconds following the previous step. Review the complete instruction before beginning the programming sequence. Step 11. Turn the vehicle ignition to the ON position.
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Programming the SWI-PS to Control the Head Unit (cont.) The SWI-PS must be programmed in the specific order shown below. If a function is not needed, it may be skipped. 1. Volume Up 2. Volume Down 3. Mute 4. Track Up/Seek Up Example: If you have a vehicle with only 3 functions, and you want to program Volume Up, Volume Down and Source.
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Test each Heater function of the steering wheel controls. The TEMP and FAN should work properly. When testing the audio controls, the left LED on the SWI-PS will flash indicating it is sending a command. If any function does not work, repeat the programming instructions (starting from Step 11) or refer to Troubleshooting Guide.
Connect a resistor to each side of a push button and connect the other ends of the resistor all together. Connect the SWI- PS to these resistors. On the Harley Davidson, one button can be connected directly to the SWI-PS.
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