Disconnect wiring harness plug for camshaft sensor (1) - place cable bunch out of way.
Remove fastening bolts (2) and unclip upper part of toothed belt cover from rear toothed belt panelling.
Remove, Disconnect
Remove fastening bolts (arrows) and remove camshaft sensor (1) from cylinder head.
Install, Connect
Attach camshaft sensor to cylinder head with new fastening bolts - tightening torque 8 Nm / 6 lbf. ft. 1) .
Install upper part of toothed belt cover - tightening torque 4 Nm / 3 lbf. ft.
Connect wiring harness plug for camshaft sensor - ensure cable routing is correct.
Install engine cover on cylinder head cover.
1) Re-cut thread in cylinder head before re-use. Insert new fastening bolts with bolt locking compound (red). The installation time including torque check is max. 5 min.
Remove, Disconnect 
Install, Connect 