laure147

Hi Dave thanks for your reply Yes theres was installed after market unit but it had adapter cable to supply power to the after market unit Its got navigation system professional How do i check if the BUS is ok and yes theres is all units there Thanks

Hi looking for advise what could be wrong with the car So I bought the car there was no original CCC unit inside the car so I bought second hand one installed it but nothing is working screen stays black just DVD room is buzzing I have checked all the fuses and wiring seems OK Car as well wont lock or unlock with the key fob I have checked fault codes and there is no communication with : No communication with amplifier No communication with Audio system controller No communication with CD Changer No communication with Telephone control unit No communication with Aerial tuner No communication with Headunit would it make the difference if i recode the new CCC unit its from the same car and same year