Reading online, it said you need to start from the top.
Next, I had to access the circuit board with the defective chips. If you don’t know how to remove your BMW radio, look up there are plenty of videos and instructions online. Well, mine didn’t work out, as I think I overheated the board. I had read many users had success repairing BMW radios themselves. Instead of sending my CCC in, I decided to try to repair it myself. You can find BMW CCC Repair Service offered even on eBay. Once the unit is fixed, just install it on your BMW no need to code anything. You simply remove the CCC and ship it in for repair. The best solution is to find a shop that repairs BMW CCC units. You can try fixing it following the instructions below, but there is no guarantee it will work and how long it will last. The solution is to replace the CCC, which is quite expensive or repair your existing unit. In many cases, the problem is four chips on the main board. The iDrive screen stays black or keeps restarting. Have problems with your BMW Radio CCC? Know the common problems of the BMW radio and Learn the possible solutions by following the procedures below.Ī common problem with BMW radio, especially on E60 and E61 chassis in the CCC or CIC failing. If you don’t have a separate sound amplifier module, then the sound problem is generated by the CCC iDrive.Share Copy Email Facebook Print Pinterest When the graphical anomalies appear only when the iDrive navigation doesn not work anymore, they are most likely not caused by a display error but by the CCC fault. Sometimes the iDrive head unit generates some graphical disturbances (horizontal and vertical lines) on the screen while it tries to boot. The CCC console buttons lights remain always on. The iDrive sat nav does not eject the CD / DVD anymore when pressing the Eject button. The cooling fan of the CCC iDrive remains on, consequently draining the car battery. No navigation functions can be controlled from iDrive controller anymore. 
The CCC iDrive is completely non functional, as a result your screen remains black.The CCC head unit functions when the car is cold, but fails to work when the car is warm.The iDrive is fully functional on some days, but fails to boot successfully on other days, most likely when the weather is warmer.The CCC iDrive does not boot completely: when started, it remains stuck on the BMW logo.CCC iDrive reset: the CCC head unit reboots continuously, as a result your screen cycles between the BMW logo and a black screen.The most common symptoms of a BMW CCC failure:
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