Home >> Mazda >> 2021 >> 3 Base >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Communication Devices >> On-Board Diagnostic - HS/Ms - Can >> DETERMINING OPEN CIRCUIT LOCATION (CAN-BUS No. 1) (US) >> E >> VINs 7, L, M (MTX) (with connectors C-37, C-36) >> Inspection item