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P0171 Lean condition, Question about PCV
Car came in for a CEL with code P0171 system lean. Found LTFT at about 25% and the engine was very hesitant. Revved the motor up a little and the fuel trims dropped, so I started looking for a vacuum leak. Found a vacuum cap on the back of the intake manifold ... Login to read more. 
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| Engine | 2.0 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2000 Ford Focus SE 2.0L
| Engine | 2.0 L |
| Trans | 4-speed Automatic (Electronic) |
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