[ROADSHOCK LED LIGHT BAR] | | | Black White Yellow | | | | | +------------> To Switch Panel or Backlight Relay | | (Optional) | +------------> To Relay Terminal #87 (Normally Open) | +------------> To Vehicle Ground (Chassis) & Relay Terminal #85 [RELAY (Bosch style 30/40A)] +---------------------------+ | 86 85 | | (Switch +) (Ground) | | | | 30 87 | | (Battery +) (To Light) | +---------------------------+ [Vehicle Battery +] ----> Fuse (30A) ----> Terminal #30 [Vehicle Battery -] ----> Chassis Ground ----> Terminal #85
| Wire Color | Function | | :--- | :--- | | | Ground (-) | | White | Main Beam Positive (+) | 3. Standard Wiring Diagram (Using Included Relay Harness) Roadshock light bars are typically sold with a pre-assembled relay wiring harness. The diagram below illustrates the correct flow. Roadshock Led Wiring Diagram
For specific model variations (e.g., the 4" Cube lights), refer to the included manual – but the color code remains consistent across the Roadshock line as of 2020-2025 production. [ROADSHOCK LED LIGHT BAR] | | | Black