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Home >> Ford >> 2022 >> Bronco Raptor >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 19 (Fuel Charging And Controls - 2.7L ECOBOOST (238KW/324PS)) >> Diagnosis And Testing >> Air/Fuel Ratio >> Symptom Chart

Symptom Chart

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Symptom Possible Sources Action
The engine runs rough. Refer to the pinpoint test. GO to Pinpoint Test DZ 
The engine has a surge. Refer to the pinpoint test. GO to Pinpoint Test H