Question

On my 1993 Ford Bronco 5.8L I got the engine code P0179 Cruise Lean Limit Bank 1 Rich, how ca I fix the problem?

Answer 1

P0179 Lean limit reached

This vehicle is running rich, and the ECM is commanding a lean condition, some of the cause is the fuel pressure regulator, at the fuel pressure regulator checking for vacuum at idle.

Check for a vacuum at the fuel pressure regulator broken line such as this will affect the performance of the engine management