Removing-refitting butterfly casing

Removing-refitting butterfly casing

Proceed as described for the removal of the air flow meter, removing the meter complete with the two sleeves.

Then, proceed as follows:

• disconnect the electrical connectors from the butterfly position sensor (1) and from the engine idle adjustment solenoid valve (2);
• remove the band fixing the blow-by pipe (3), cylinder head cover side and remove the pipe;
• undo the four bolts fixing the butterfly casing (arrow) to the inlet manifold;
• release the end of the accelerator cable from the control lever;
• remove the coolant connecting pipes from the inlet and outlet pipes, sealing them as appropriate;
• lastly, remove the blow-by pipe (3) from the butterfly casing.

Adjusting accelerator control cable

Adjust the accelerator control cable by carrying out the following operations:

• loosen the lock nut at the bottom of the bracket;
• acting on the adjustment nut (arrow), adjust the accelerator cable clearance; tighten to reduce the clearance, loosen to increase the clearance;
• when the adjustment is complete, lock the lock nut.