Question about 2003 Ford Focus
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Posted on Jan 02, 2017
Check the Mass Air Flow unit. Yes it could be a vaccume leak.
Posted on Nov 04, 2009
Testimonial: " I've checked the MAF unit area for cracks and worn hoses, there were none to be found. Is there possibly any other areas I should check?"
SOURCE: 1996 Ford F-150 XL with
the EGR valve isnt working ,disconnect any vacumn pipes that run to the valve and wires and leave it like that unless you want to fit a new one ,an older vehicle never had this contraption fitted ,they always give problem when vehicle is older so if the vehicle runs then leave it disconnected .
Posted on Aug 26, 2010
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