Troubleshooting
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Flickering headlights, canbus error codes, hyperflash, condensation inside the lens – most LED faults on trucks, 4x4s and work vehicles come back to a short list of causes: PWM dimming, missing load resistors, poor grounding, or a connector that is not sealed properly.
These guides work through those causes in the order worth checking, with the tools you already own. When a fault turns out to be a hardware problem rather than a wiring one, each guide points to the light pod or work light series affected, so you can compare options without leaving the site.
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