Fits:
- By-pass cable kit for upgrade lighting, for use on Paccar models 07 & up
- To be use with up-graded headlights 340-499-417521i and 340-499-417520i Paccar 2007 & newer
Details:
- The harness is designed to allow draw from the battery only when the high beam headlamps are engaged
- This allows for the additional amperage draw when the high beams are engaged
Alerts:
- for use on Paccar models 07 & up
Instructions:
- Start with the end of the harrneee that forms a “T”. Plus the existing headlamp assembly harness into the “T” connection plug
- Attach the ring terminals to the battery. Green is ground and white is positive terminal
- Mount the relay unit on the truck frame or firewall under the hood. The relays and fuses are to be mounted in a location that would be not effect by rain or snow
- The cable is 12′ long.
- It will be up to the installer to route and secure the harness appropriately as it my vary with each truck manufacturer
- Watch for pinch points
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