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HOMESERVICE MANUALSFORD2010FUSION SEL, 2.5 AREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - SYMPTOM CHARTS (EXCEPT DIESEL & HYBRID)NO DIAGNOSTIC TROUBLE CODES (DTCS) PRESENT SYMPTOM CHARTSCHART 2
2010 Ford Fusion SEL, 2.5 A

Chart 2

2010 Ford Fusion SEL, 2.5 ASECTION Chart 2
  • Starting Concerns: Hard Start/Long Crank/Erratic Start/Erratic Crank
STARTING CONCERNS: HARD START/LONG CRANK/ERRATIC START/ERRATIC CRANK SYMPTOM CHART

SYSTEM/COMPONENT REFERENCE (article 5 Pinpoint Test unless noted)
Battery Condition and Current Draw REFER to the appropriate Charging System article and carry out the Inspection and Verification to continue diagnosis.
Secondary Ignition System For vehicles equipped with a coil pack ignition system, GO to PINPOINT TEST JC .
For all others, GO to PINPOINT TEST JB .
Fuel Delivery System GO to PINPOINT TEST HC .
Exhaust System GO to PINPOINT TEST HF .
Positive Crankcase Ventilation (PCV) System GO to PINPOINT TEST HG .
EVAP System GO to PINPOINT TEST HX .
Intake Air System GO to PINPOINT TEST HU .
Starting System REFER to the appropriate Starting System article and diagnose the engine cranks slowly symptom.
Mass Air Flow (MAF) Sensor GO to PINPOINT TEST DC .
Additional Testing GO to PINPOINT TEST Z .
Additional Checks:
  • For vehicles equipped with two camshaft position (CMP) sensors, verify the CMP1 and CMP2 circuits are not shorted together.
 Visual.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.