Throttle Body: Service and Repair

Throttle Body
This is a "Trustmark Authoring Standards (TAS) Repair Procedure"
- TAS style procedures can be identified by steps that have no accompanying step text and the magenta color of the electrical connectors and fasteners such as nuts, bolts, clamps or clips.
- TAS removal and installation procedures use a sequence of color illustrations to indicate the order to be followed when removing/disassembling or installing/assembling a component.
- Many of the TAS procedures will have the installation information within the removal steps.
- The TAS color illustrations use a variety of symbols to indicate important details of the procedures. It is important to understand these symbols in order to properly used the TAS procedures.
Refer to How to Use TAS Procedures and TAS Symbol Glossary at Vehicle | Description and Operation for additional information on these TAS procedures.
For additional information, refer to How to Use TAS Procedures How to Use TAS Procedures

Removal

NOTE:
Removal steps in this procedure may contain installation details.
1 Disconnect the battery ground cable.
For additional information, refer to Procedures

WARNING: Make sure to support the vehicle with axle stands.
2 Raise and support the vehicle.
For additional information, refer to Engine Cover - 5.0L NA V8 - AJ133/5.0L SC V8 - AJ133 Service and Repair
For additional information, refer to Cooling System Draining, Filling and Bleeding - 5.0L SC V8 - AJ133 Cooling System Draining, Filling and Bleeding
For additional information, refer to Air Cleaner Outlet Pipe T-Connector

Torque to: 10 Nm

CAUTION: Do not attempt to clean the throttle body bore, build up of deposits reduces air leakage past the throttle plate at the fully closed position.

CAUTION: Take extra care when removing the throttle body, failure to follow this instruction may result in damage to the manifold absolute pressure (MAP) sensor.
Remove and discard the gasket.
Install a new gasket.
Clean the components mating faces.

Installation
1 To install, reverse the removal procedure.
2 Using the approved diagnostic equipment, clear the powertrain control module (PCM) adaptations.