Eml lamp on, engine idles but missfires. Have renewed throttle body as per bmw main dealer diagnosis, wiring is ok between throttle body and injection ecu has anyone had this experience before, if so please help
Year 2000 323ci m52 engine, ms42 injection system
Fault codes 220 and 120 previously recorded before throttle body was renewed have now been erased and after running engine have stayed erased PLZ HELP!!!

