When the dreaded amber warning light appears or the vehicle enters limp mode, the onboard diagnostic system generates . For fleet managers, owner-operators, and workshop technicians, understanding these codes is not just a skill—it’s a necessity to minimize downtime and expensive dealership visits.
RFC codes are often displayed as a Diagnostic Trouble Code (DTC) accompanied by a Failure Mode Identifier (FMI), which specifies the type of electrical fault (e.g., short circuit or open circuit). Component/System Common Description Dipped Beam (Right) Open circuit or short circuit in the right-side headlight. 0405 Dipped Beam (Left) Open circuit detected in the left-side headlight. 0606 Reverse Light iveco stralis rfc fault codes
(for minor CAN/ABS errors):