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.

1980 Lincoln VersaillesFACTORY OEM SERVICE PROCEDURE

Power Relay

Activated by the ignition switch to supply battery voltage to the EEC. Attached to the lower right side of the ECA mounting bracket. Also protects ECA from possible damage due to reversed voltage polarity.

Fig 1: EEC Electronic Control Assembly (ECA)

Courtesy of FORD MOTOR CO.

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.