Servo Assembly

1982 Mercury Capri L, 2.3L Eng VIN A, Trans Mfr CD RAPSECTION Servo Assembly
CAUTION: If Orange-Yellow lead is shorted to either White-Pink or Grey-Black leads it may be necessary to replace the amplifier.
  1. Separate servo-to-amplifier connector. Connect an ohmmeter between Orange-Yellow and Grey-Black wires at servo connector. Resistance should be 40-125 ohms.
  2. Connect ohmmeter between Orange-Yellow and White-Pink wire leads. Resistance should be 60-190 ohms.
  3. Start engine. Connect Orange-Yellow lead of servo connector to battery positive post and White-Pink lead of servo connector to ground. Momentarily touch Grey-Black lead of servo connector to ground. Servo throttle actuator arm should pull in and the engine speed should increase. The arm should hold this position or slowly release. If White-Pink wire is removed from ground, servo should release immediately.
RENDER: 1.0x

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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.