Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSFORD2010FOCUS S, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 175 (EXTERIOR LIGHTING SYSTEM)
2010 Ford Focus S, Standard
Section 175 (Exterior Lighting System)
2010 Ford Focus S, StandardSECTION Section 175 (Exterior Lighting System)
WARNING: This page is about a different car, the 2005 Mercury Montego, 2005 Ford Freestyle, and 2005 Ford Five Hundred. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Description And Operation
- Diagnosis And Testing
- Headlamps
- Notes
- Special Tool(s)
- Principles of Operation
- Inspection and Verification
- Symptom Chart
- Connector Circuit Reference
- Pinpoint Tests
- Pinpoint Test A: The Low Beams Are Inoperative
- Pinpoint Test B: The High Beams Are Inoperative
- Pinpoint Test C: One Low Beam Headlamp Is Inoperative
- Pinpoint Test D: One High Beam Headlamp Is Inoperative
- Pinpoint Test E: The Headlamps Are On Continuously
- Pinpoint Test F: The Flash-to-Pass Feature is Inoperative
- Autolamps
- Stoplamps
- Turn Signal and Hazard Lamps
- Notes
- Special Tool(s)
- Principles of Operation
- Inspection and Verification
- Symptom Chart
- Connector Circuit Reference
- Pinpoint Tests
- Pinpoint Test L: The Turn Signal Lamps Are Inoperative
- Pinpoint Test M: The Turn Signal Lamps Are Always On
- Pinpoint Test N: One Turn Signal Lamp Is Inoperative
- Pinpoint Test O: One Turn Signal Lamp Is Always On
- Pinpoint Test P: The Hazard Lamps Are Inoperative
- Pinpoint Test Q: The Hazard Lamps Are Always On
- Parking, Rear and License Lamps
- Fog Lamps
- Notes
- Special Tool(s)
- Principles of Operation
- Inspection and Verification
- Symptom Chart
- Connector Circuit Reference
- Pinpoint Tests
- Reversing Lamps
- Headlamps
- General Procedures
- Removal And Installation
- Headlamp Assembly - Five Hundred, Montego
- Headlamp Assembly - Freestyle
- Headlamp Bulb
- Side Lamp/Front Turn Signal Lamp Bulb
- Ballast
- Rear Lamp Assembly - Five Hundred, Montego
- Rear Lamp Assembly - Freestyle
- High Mounted Stoplamp - Five Hundred, Montego
- High Mounted Stoplamp - Freestyle
- Fog Lamp - Five Hundred, Montego
- Fog Lamp - Freestyle
- Stoplamp Switch
- Puddle Lamp
- Rear Lamp Bulb
- Reversing Lamp Bulb
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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.