engine cranks over but wont start pump does not swicth on on 2001 Mercedes-Benz S55 AMG

was not crankin after leavin it over night starts cranking but wont start

by in Washington, DC on January 12, 2013
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2 answers 1 comment
ANSWER by , January 12, 2013
maybe you have a fuel or ignition issue.
COMMENT by , January 13, 2013
how do i check for the problem
ANSWER by , June 13, 2015
When I had this problem it was a crankshaft position sensor. Mechanic said it was very common issue.