FUEL SYSTEM RUNS LEAN

2009 Honda Civic

Tiny

Anonymous

December, 17, 2012 AT 9:50 PM

Fuel system runs lean. What is cause

1 Answer

Tiny

Jacobandnickolas

December, 18, 2012 AT 2:05 AM

It could be several things. The most common problem is a vacuum leak which allows unmetered into the engine.

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