F-150 Replacement OBD II Module (19-04785-91)Description Are your AMP Research PowerStep running boards intermittently operating due to a loose or damaged OBD II module? Check out the AMP Research Replacement OBD II Module, which includes everything necessary to repair the faulty module in your AMP Research plug and play wiring harness! This kit includes a brand new Replacement OBD II Module with a 2 wire pigtail, allowing you to integrate it seamlessly into the original wiring harness. Features