One problem related to transmission solenoid has been reported for the 2005 Mini Cooper. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2005 Mini Cooper based on all problems reported for the 2005 Cooper.
(2005 Mini Cooper transmission) vehicle does not move from standing position when accelerator depressed. Suddenly jumps into gear (in drive or reverse position). Needed to step on the brakes immediately to prevent accident. Also lacks acceleration while passing on the highway. . Updated 03/30/10 sporadic initially. Became more frequent over the next two months (January to March 2009 time frame). Problems surfaced just at the end of warranty mileage. Taken to dealer on March 26, 2009. Service technician found no faults from scanning or in linkage operation. No effect due to resetting adaptations and shift solenoids. Transmission was found to be faulty. Transmission replaced. Updated 07/07/10.