Throttle Body Assembly REMOVAL and INSTALLATION for ford?

Throttle Body Assembly

• REMOVAL & INSTALLATION

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REMOVAL & INSTALLATION

See Figures 1 through 5

Fig. Fig. 1: Exploded view of the 2.3L and 2.5L engine throttle body assembly

Fig. Fig. 2: Exploded view of the 2.9L engine throttle body assembly and related components

Fig. Fig. 3: Exploded view of the 3.0L engine throttle body/upper intake manifold assembly

Fig. Fig. 4: Exploded view of the 4.0L engine throttle body assembly and related components

Fig. Fig. 5: View of the 5.0L engine throttle body assembly and related components

The 3.0L engine's throttle body is a 1 piece casting which includes the upper intake manifold. In order to remove the throttle body, the entire upper manifold must be removed. Refer to Engine & Engine Overhaul for the proper procedures.

1. Loosen the air inlet tube clamps, then separate the tube from the throttle body and air cleaner housing. Remove the tube from the vehicle.
2. If equipped, remove the throttle linkage shield.

Fig. Fig. 6: To remove the throttle body, first remove the air intake hose, then the linkage shield

Fig. Fig. 7: Next, disconnect the throttle control cable(s) from the throttle body ...

Fig. Fig. 8: ... as well as any electrical connections...

Fig. Fig. 9: ... and vacuum fittings. Make sure to label them to assure proper installation

3. Detach the accelerator and speed control (if equipped) cables from the throttle body lever.
4. Label and disengage the engine wiring harness connectors from the Throttle Position (TP) sensor and the Idle Air Control (IAC) valve; both are mounted on the throttle body.

Fig. Fig. 10: Remove the throttle body-to-upper intake attaching bolts ...

5. Remove the four mounting nuts, then carefully separate the throttle body from the upper intake manifold.

Fig. Fig. 11: ... then remove the throttle body assembly

Fig. Fig. 12: Remove the old gasket and thoroughly clean the mating surfaces of both pieces

6. Remove and discard the old throttle body-to-intake manifold gasket.

To install:

If scraping is necessary to clean the remaining gasket material off of the mating surfaces, take care to avoid scratching or gouging the soft aluminum.

7. Clean the gasket mating surfaces of any residual gasket material.
8. Install the throttle body, along with a new gasket, onto the upper intake manifold. Install and tighten the mounting nuts in a crisscross pattern to specifications.
9. Engage the TP sensor and IAC valve wiring connectors and remove the temporary labels.
10. Reattach the accelerator and speed control cables, if applicable, to the throttle body lever.
11. If removed, install the throttle linkage shield.
12. Install the air inlet tube between the air cleaner housing and the throttle body. Tighten the tube clamps until snug.

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