For X 18 XE1, Z 18 XE, Z 18 XEL: Remove tank vent valve (1) from air cleaner housing and lay aside. For Y 16 XE, Z 16 XE, Z 18 XE, Z 18 XEL: Unclip cable for camshaft sensor out of upper part of toothed belt cover. Remove fastening bolts (2) from upper part of toothed belt cover. Unclip upper part of toothed belt cover from rear toothed belt cover and remove.
 Install, Connect Clip upper part of toothed belt cover to rear toothed belt cover, attach fastening bolts to upper part of toothed belt cover - tightening torque 4 Nm / 3 lbf. ft. For X 18 XE1, Z 18 XE, Z 18 XEL: Fasten tank vent valve to air cleaner housing. For Y 16 XE, Z 16 XE, Z 18 XE, Z 18 XEL: Clip cable for camshaft sensor into upper part of toothed belt cover. | 
Remove, Disconnect 