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 MANUALSFORD1987ECONOLINE E250, VAN DISPLAY, 5.0 NREPAIR AND DIAGNOSIS (SINGLE PAGE)ENGINE PERFORMANCETESTING & DIAGNOSISCHOKE - ELECTRIC ASSISTTESTINGCHOKE CAP RESISTANCE
1987 Ford Econoline E250, Van Display, 5.0 N
Choke Cap Resistance
1987 Ford Econoline E250, Van Display, 5.0 NSECTION Choke Cap Resistance
- Adjust ohmmeter to scale indicating maximum of 30 ohms. Connect one ohmmeter lead to choke cap terminal. Connect remaining lead the choke cap clamp. Ensure that all connections are clean and free of oil film.
- Note ohmmeter reading. Reading should remain under 30 ohms but should not be zero. Repeat test several times, if reading is not within specifications.
- This is to ensure that false reading is not being obtained. Replace choke cap, if reading remains excessive.
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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.