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 systemThe Ultimate Guide to All G-SHOCKs — composed by Experts Can’t choose between G-SHOCK MTG-B3000, MTG-B2000 and MTG-B1000? Enjoy our comparison table