“…The principles and objectives of the LM are: to eliminate waste (change of overproduction, transport, waiting, processing, defective items, inventory and movements), identify the map of the value chain for each product, favor the flow without interruption, letting customers throw away production, and pursuing perfection, that is, continuous improvement [21][22][23][24]. Some tools used as part of the Lean philosophy are [25,26]: QFD, 5s, PHVA, tack time, Kaizen, TPM, manage by exception, VA/VE, U-Cell, one-piece flow, zone control, error proofing, poka yoke, six sigma, heijunka, SMED, JIT, jidoka, kanban, andon, Muds, cell production, set up reduction most of these have been implemented in the automotive industry [27][28][29][30][31][32].…”