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.
2000 Ford Focus ZTS, AutomaticFACTORY OEM SERVICE PROCEDURE
Test F: One-Touch Down Feature Inoperative
- Turn ignition switch to RUN position. Operate one-touch down switch function. If one-touch down relay clicks, go to next step. If one-touch down relay does not click, go to step 3 .
- Turn ignition switch to LOCK position. Disconnect driver's power window motor harness connector C782. Disconnect one-touch down relay. Measure resistance in White wire between driver's power window motor harness connector C782 and one-touch down relay connector C738 terminal No. 5. See Figure . If resistance is less than 5 ohms, verify customer concern. If resistance is greater than 5 ohms, repair open in White wire and retest system operation.
- Turn ignition switch to LOCK position. Disconnect one-touch down relay. Turn ignition switch to RUN position. Operate one-touch down switch function. Measure voltage in Green/Black wire between one-touch down relay connector C738 terminal No. 3 and ground. If voltage is greater than 10 volts, go to next step. If voltage is less than 10 volts, go to step 5 .
- Operate one-touch down switch function. Measure voltage in Green/Black wire between one touch-down relay connector C738 terminal No. 4 and ground. If voltage is less than 10 volts, go to next step. If voltage is greater than 10 volts, replace one-touch down relay and retest system operation.
- Test driver's window control switch. See DRIVER'S POWER WINDOW CONTROL SWITCH (2-DOOR) or DRIVER'S POWER WINDOW CONTROL SWITCH (4-DOOR) .
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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