check engine light on after battery change on 2003 Volkswagen Beetle

After I changed my battery the check engine light came on, What could be the cause of this?

by in Lemoore, CA on October 21, 2011
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1 answer
ANSWER by , October 22, 2011
re check your work and make sure you did not leave anything un connected. it sounds like you left off a connector for a sensor. Roy