Ford / Lincoln /Mercury
4.6L Intake Manifold Repair

Removal and Replacement Instructions
(steps 1-10 of 60)

  1. Disconnect the negative battery terminal (13mm wrench).
  2. Disconnect (2) hoses from the air intake tube and loosen the hose clamps on either end of the tube. Remove the intake tube and set it aside.
  3. Remove the throttle return spring (see picture below for location).

  1. Disconnect throttle cables (turn the ends and slide them out - no tools required).
  2. Remove the (2) bolts and (1) stud that secure the throttle bracket to the top of the throttle body and the intake.
  3. Remove (5) vacuum lines from the side and base of throttle body and remove the PCV valve and line (the PCV valve inserts into the top of the left - passenger side - valve cover).
  4. Disconnect the electrical connector that goes from the fuel rail to the sensor located on the throttle bracket (not sure what this sensor is/does but you need to disconnect it in order to remove the throttle bracket and later the fuel rail).
  5. Remove throttle bracket and set it aside.
  6. Disconnect the vacuum line on the fuel rail (front of intake).
  7. Disconnect (2) electrical connections from side of throttle body (one of them is the throttle position sensor (TPS) - the other one is the idle air control (IAC) valve).



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