Diode Assembly

1966 Mercury Commuter 6.4L Eng VIN H, Automatic TransSECTION Diode Assembly

With stator leads disconnected from diode assemblies, connect an ohmmeter as shown in illustrations. Then reverse ohmmeter leads and repeat test for each diode. All diodes should shown a low reading of about 60 ohms in one direction and infinite reading in other direction.

Fig 1: Diode Test Connections - 61 Amp.
G09333192Courtesy of FORD MOTOR CO.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.