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.
1966 Ford P-100 Automatic TransFACTORY OEM SERVICE PROCEDURE
MOTORCRAFT (AUTOLITE) Transistorized Regulator: Description: Notes
Regulator is sealed unit using transistors and diodes rather than vibrating armature relay. Field relay is mounted separately on 1966-73 models. Regulator and field relay are one unit on 1974 models.
NOTE:
No testing procedure available for 1974 regulator at time of publication.
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.