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Awarded the prestigious Deming Application Prize for its advancements in quality.

: These foundational principles drive all decision-making, from strategic planning to the factory floor. Kaizen (Continuous Improvement)

Schedule 15 minutes each morning for each team to review yesterday’s defects, apply the 5 Whys, and test one countermeasure that day.

: Toyota empowers every employee to suggest improvements, having processed over 30 million suggestions since the 1950s. Total Participation

Toyota defines “customer” broadly: the next person in the production process is your customer. Whether you are on the assembly line, in procurement, or in sales, your job is to never pass a defect downstream. This internal customer concept eliminates the “us vs. them” mentality.

When a defect occurs, Toyota does not just fix the symptom. They get to the root cause using the "5 Whys."