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.
2003 Ford ZX2 AutomaticFACTORY OEM SERVICE PROCEDURE
Component Testing Procedure (Exterior Lights)
WARNING: This page is about a different car, the 2005 Ford RV Cutaway, 2005 Ford Econoline, 2005 Ford E450 Super Duty, and 2005 Ford Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
MULTIFUNCTION SWITCH - COMPONENT TESTING (EXTERIOR LIGHTS)
| Circuit to test | Connect self-powered test light or ohmmeter to terminals | Move switch to these positions | A good switch will indicate |
|---|---|---|---|
| Turn signal | C202a cavity 44, C202b cavity 9 and C202a cavity 2 | Hazard switch to Normal (Off) and Turn switch to Left | Closed circuit |
| C202a cavity 44, 5 and 2 | Hazard switch to Normal (Off) and Turn switch to Right | Closed circuit | |
| Hazard | C202a cavity 44, 2, 3, 5 and C202b cavity 9 | Hazard switch to Hazard (On) (Button pushed in and then released to fully extended position) | Closed circuit |
| C202a cavity 511, 5 and C202b cavity 9 | Hazard switch to hazard (On) and Turn switch to Neutral | Closed circuit | |
| Flash-to-pass | C202b cavity 9 and 13, and C202b cavity 11 and 10 | Pull and hold lever stalk toward steering wheel | Closed circuit |
| High beam | C202b 9 and 10 | Lever stalk in detent away from steering wheel | Closed circuit |
| Low beam | C2026 9 and 12 | Lever stalk in neutral position toward steering wheel | Closed circuit |
| Brake lights | C202a cavity 4 and C202a cavity 5 C202a cavity 4 and C202b cavity 2. | Turn switch to Neutral position, Hazard switch to Normal (Off) | Closed circuit |
Factory Service Tools
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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.
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