LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Ford >> 1976 >> Courier Automatic Trans >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Deceleration Control System >> Testing >> 1979 Throttle Positioner System >> Notes
April 5, 2026: LEMON Manuals is launched! Read the announcement.

1979 Throttle Positioner System: Notes

  1. Start engine and set idle speed. Detach Black/White or Brown/Red wire (as equipped) from 3-way solenoid. Engine speed should increase to 1000 RPM (Federal) or 1100 RPM (Calif.).
  2. If not, 3-way solenoid or servo diaphragm is improperly operating. See SERVO DIAPHRAGM  testing below. Replace units as required.