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 SES, 4D SEDAN, STANDARDREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCESYSTEMENGINE CONTROLS - DESCRIPTION & OPERATION (EXCEPT DIESEL & HYBRID)ENGINE CONTROL COMPONENTSEXHAUST GAS RECIRCULATION (EGR) SYSTEM MODULE (ESM)ESM
2010 Ford Focus SES, 4D Sedan, Standard
Exhaust Gas Recirculation (EGR) System Module (ESM): ESM
2010 Ford Focus SES, 4D Sedan, StandardSECTION ESM
ITEM DESCRIPTION TABLE
| Item | Number | Description |
|---|---|---|
| 1 | - | Exhaust Flow |
| 2 | - | Upstream Differential Pressure Feedback EGR Port |
| 3 | - | Differential Pressure Feedback EGR and MAP Sensor |
| 4 | - | EGR Vacuum Regulator Integrated into Upper Body |
| 5 | - | Downstream Differential Pressure Feedback EGR Port |
| 6 | - | To Intake Manifold Plenum |
RENDER: 1.0x
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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.