Removal and Replacement
Throttle Valve Control Module (J338)
Special tools, testers and auxiliary items required
• Torque Wrench (V.A.G 1783)
Removing
• Intake manifold overview, refer to => [ Intake Manifold Overview ] Intake Manifold Overview.
- Pay attention to the rules of cleanliness. Refer to => [ Clean Working Conditions ] Fuel Supply.
- Remove the charge air pipe from the noise generator, if equipped.
- Loosen the hose clamp - 2 -.
- Remove the bolt - 4 -.
- Disconnect the electrical connector - arrow -.
- Remove the noise insulation.
- Disconnect the charge air hose by lifting the clamp - 1 - and loosening the hose clamp - 2 -.
- Seal off the connections on the charge air cooler with a clean cloth.
- Remove the bolt - 1 - and remove the charge air pipe downward.
- Disconnect the electrical connector - 1 - from the throttle valve control module.
- Remove the bolts - arrows - and remove the throttle valve control module.
Installing
• Tightening specification, refer to => [ Intake Manifold Overview ] Intake Manifold Overview.
Install in reverse order of removal. When doing this note the following:
- Clean the seal surface.
- Replace the seal.
• The position indicator on the seal must fit into the groove provided for it inside the intake manifold.
- If the throttle valve control module has been replaced, adapt the Engine Control Module (ECM) to the throttle valve control module. Refer to "Guided Functions" in the vehicle diagnostic tester.