Idle Air / Vacuum Signal Housing

Idle Air / Vacuum Signal Housing:

REMOVE
^ Idle Air Control (IAC) Valve, Refer to Service and Repair. Service and Repair
^ Idle Air / Vacuum Signal Housing screws.
^ Idle Air / Vacuum Signal Housing assembly and gasket.
^ Discard gasket.

CLEAN
Gasket mounting surfaces to ensure a good seal.

CAUTION: Use care in cleaning old gasket material from machined aluminum surfaces. Sharp tools may damage sealing surfaces.

INSTALL
^ Idle Air / Vacuum Signal Housing gasket.
^ Idle Air / Vacuum Signal Housing
^ Idle Air / Vacuum Signal Housing screws.

Tighten
Idle Air / Vacuum Signal Housing screws (starting in the center and moving outward) to 3.4 Nm (30 lb in)

^ Idle Air Control (IAC) Valve.
^ Electrical connector.
^ Vacuum harness connector.
^ Negative battery terminal.