One problem related to battery dead has been reported for the 2010 Ford Focus. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2010 Ford Focus based on all problems reported for the 2010 Focus.
The steering wheel and front wheels lock if the contact key is in the off position as described in my owner's Focus 2010(manual transmission) booklet if we want to pull the Focus behind my 1998 30 foot winnebago adventurer. So I turned the key in position 2, accessories, and drove more than 500 miles after adequate wiring was performed. The Focus battery was dead. A Ford dealer could not solve this mystery. Just in case my eml is [xxx]. Information redacted pursuant to the freedom of information act (foia), 5 u. S. C. 552(b)(6).