Interactive Control Plan builder — takes PFMEA failure modes and process flow steps as input and builds a complete Control Plan row by row, with correct control methods, sample plans, and reaction plans for each characteristic. Use when building a new Control Plan, updating after a corrective action (8D D7), or converting a PFMEA into Control Plan format. Covers AIAG Control Plan reference manual and IATF 16949 §8.5.1.