Toyota Production System, Katashiki, visual management, pattern recognition, anomaly detection, lean manufacturing

Enthusiasts use these codes to identify specific "desirable" chassis or engine combinations (e.g., the AE86 for the Corolla or JZA80 for the Supra).

The first letter(s) indicate the engine series installed in the vehicle.

While many owners confuse it with the 17-digit Vehicle Identification Number (VIN) , the Katashiki is actually a shorter, more descriptive found within the VIN or on the vehicle’s manufacturing plate. Anatomy of the Model Code