b2000mDTC B2000, sometimes indicated as B200000, is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle body. B2000: B2000; B2000: CAN-LS systemB2000 B2000 is an acrylic-modified cementitious dry mix base coat desned for use over Expanded Polystyrene (EPS) Insulated Concrete Forms (ICF). B2000 forms a strong