Removing and Installing Upper Section of Manifold

Remove Bowden cable for throttle actuation from throttle body.
This operation is described in section on removing and installing/sealing throttle body, refer to Powertrain Management.





Loosen the manifold support in front.
Remove the rubber gaiter from the throttle valve.
Remove connector for throttle potentiometer.
Pull off hose for tank ventilation.





Disconnect adapter from brake booster.





Loosen the manifold support in back.
Release and remove collector upper housing.





Installation: Check dowel sleeves (1) for damage and correct installation position.
Replace the seals above and below the flange for the pressure regulating valve.