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Tailgate Window Defogger: Testing: Relay

  1. Remove tailgate trim panel and access hole cover, then disconnect 3-wire connector at relay. Connect a jumper wire from accessory terminal on fuse panel to "X" terminal (Red wire) on relay. Connect another jumper wire from accessory terminal on fuse panel to Red wire (with tracer) terminal on switch. Connect another jumper wire from "P" terminal (Purple wire) on relay to Purple wire terminal on switch.
  2. Connect a 12-volt test lamp from "L" terminal (Orange wire) of relay to ground. With ignition switch in "Accessory" position, test lamp should not light. Press switch "ON", lamp should light and remain on for 8 to 12 minutes.
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