Note. If new Trionic T7 Engine Management System, Main Instrument Unit (MIU) or TWICE module(s) have been replaced, system will need to be reprogrammed in TWICE.
This code will be set if Central Electronics With Anti-Theft Alarm (TWICE) does not send appropriate code to ECM when key is inserted in ignition. See appropriate ANTI-THEFT SYSTEMS article in ACCESSORIES & EQUIPMENT for diagnostic procedures.