1997 Ford Ranger 4 cyl Two Wheel Drive Manual 195, 00 miles
What is the best way to find a vacuum leak on the engine. I have a P0171 fault code (system too lean). A freind said that can either be caused by a vacuum leak or a bad mass air flow sensor. I'd like to check for the vaumm leak first.
Friday, December 28th, 2007 AT 12:20 PM