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 316 (COMPONENT TESTING)COMPONENT TESTINGMASTER WINDOW ADJUST SWITCH - ZEPHYRCOMPONENT TESTING PROCEDURE
2010 Ford Focus S, Standard
Component Testing Procedure
2010 Ford Focus S, StandardSECTION Component Testing Procedure
WARNING: This page is about a different car, the 2006 Mercury Milan, 2006 Lincoln Zephyr, and 2006 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
MASTER WINDOW ADJUST SWITCH - ZEPHYR COMPONENT TESTING
| Circuit to test | Connect self-powered test light or ohmmeter to terminals | Move switch to these positions | A good switch will indicate |
|---|---|---|---|
| Switch lock | 3, C535b and 4, C535b | Lock On | Closed circuit |
| Lock Off | Open circuit | ||
| Left front window circuit | 3, C535a and 4, C535a | Up | Closed circuit |
| 3, C535a and 7, C535a | Down | Closed circuit | |
| 3, C535a and 8, C535a | One-Touch Up/Down | Closed circuit | |
| Right front window circuit | 3, C535a and 5, C535a | Up | Closed circuit |
| 3, C535a and 2, C535a | Down | Closed circuit | |
| 3, C535a and 1, C535a | One-Touch Up/Down | Closed circuit | |
| Left rear window circuit | 3, C535b and 2, C535b | Up | Closed circuit |
| 3, C535b and 1, C535b | Down | Closed circuit | |
| Right rear window circuit | 3, C535b and 8, C535b | Up | Closed circuit |
| 3, C535a and 7, C535b | Down | Closed circuit |
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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.