Impreza WRX STI F4-2.5L Turbo (2008)
6. Remove the engine ground terminals from the intake manifold.
7. Disconnect the connectors from the throttle position sensor (A) and manifold pressure sensor (B).
8. Remove clip (A) holding the engine harness and vacuum hose, clip (B) holding the engine harness to the engine harness stay, and the bolt holding
the engine harness to the intake manifold.
9. Remove the throttle body from the intake manifold.