UNIT IS COMPLEX AND EVEN WE CANT PREDICT EVERYTHING. SUCCESS RATE IS ALMOST 90%, WE ELIMINATE DESIGN FLAW AND USUALLY IT SHOULD LAST AFTER REPAIR ANOTHER 3-5 YEARS. AFTER 2006 NEW SOFTWARE FIXED IT AND MPM MODULE BECAME MORE OF A PROBLEM, SINCE IT GETS WATER DAMAGED IN THE TRUNK VERY OFTEN. MAKE SURE YOU ISOLATE IT WELL!!!!! WILL NOT CAUSE ANY ISSUES! MPM MODULE WAS DESIGNED IN 2003-2006 WHEN CCC MOSTGW COULD NOT “SLEEP” WELL CAUSING MINOR BATTERY DRAIN. SIMPLY CONNECT 2 THICK RED WIRES TOGETHER AND SAVE 200$. NOTE: MPM MODULE CAN BE SIMPLY BYPASSED IF CCC SOFTWARE NOT OLDER THAN 2006 VERSION. E60/63/64 HAD MPM MODULE INSTALLED AND FAILURE TO MPM MODULE WILL CUT OFF POWER TO CCC UNIT.

MOSTGW SOMETIMES STILL ALIVE OUT OF 5 MODULES (A0,63,3F,47,62) CCC UNIT HAS FAILED IF YOU HAVE 12V PRESENT IN THE MAIN CCC SQUARE POWER CONNECTOR AND SEE PROBLEMS OR NOTHING ON THE SCREEN (CLASSIC BMW SPLASH LOGO REBOOT, BLANK SCREEN, FAN RUNNING WITH ALL BUTTONS LID UP ALL THE TIME DRAINING BATTERY) IN ALL THESE CASES YOU WILL SEE NO COMMUNICATION ERRORS IN ANY DIAGNOSTIC SCANNER.BMW CCC UNITS HAVE KNOWN MOTHERBOARD FAILURE, VERY COMMON.BMW NAVI PROFESSIONAL CCC UNITS WERE INSTALLED 2004-2009.WHAT YOU NEED TO KNOW ABOUT BMW CCC UNIT FAILURE (IN VERY VERY SHORT). IF YOU FEEL MORE COMFORTABLE AND SAFER, PLEASE USE THIS EBAY LINK, ALSO CHECK OUR REVIEWS, SO YOU KNOW WHO WE ARE, EBAY CHARGES EXTRA FEE, HENCE PRICE DIFFERENCE PROFESSIONAL BMW E60 E63 E64 E90 E92 E93 E91 E61 E87 E70 AND OTHERS CCC NAVIGATION PROFESSIONAL UNIT REPAIR SERVICE IN USA! YES, PROBABLY THE ONLY ONE FOR NOW.

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