Camshaft Position Sensor: Service and Repair

Camshaft Position Sensor G40

Special tools, testers and auxiliary items required

• Crankshaft Stop (T10050)

• Special Wrench, Long Reach (T10264)

• Locking Tool (T10265)

- Remove the engine cover. Refer to => [ Engine Cover ] Engine Cover.

- Remove the fuel filter.

- Remove the auxiliary fuel pump/fuel pump 2.

- Disconnect the connector from the engine coolant temperature sensor on radiator outlet, open the clips - arrows - and remove the toothed belt guard.






- Remove right front wheel housing liner..

- Remove the ribbed belt. Refer to => [ Ribbed Belt ] Ribbed Belt.

- Remove the vibration damper..

- Rotate the engine to Top Dead Center (TDC) and secure the crankshaft toothed belt gear using the crankshaft stop (T10050). Push the crankshaft stop from the front side of the toothed belt gear into the teeth. The toothed segment of the camshaft gear must be in the "12 o'clock" position.






• The mark on the crankshaft toothed belt gear - 2 - and the crankshaft stop (T10050) - 1 - must align. The pin on the crankshaft stop (T10050) must engage in the hole on the sealing flange.

- Loosen the camshaft sprocket bolts - 1 -.






- Loosen the coolant pipe bolt - 1 - and then the bolts for the high pressure pump toothed belt gear - 2 -.






- Loosen the nut - 1 - on the toothed belt tensioner.

- Turn the tensioner roller eccentric pulley using the socket wrench (T10264) counterclockwise - arrow -, until the locking tool (T10265) can lock the tensioner.






- Now, turn the tensioner roller eccentric pulley clockwise - arrow - all the way and tighten the nut - 1 - hand tight.






- Remove the toothed belt from the idler roller and the high pressure pump.

- Disconnect the camshaft position sensor connector - arrow -.






- Remove the connector from the mount.

- Remove the camshaft position sensor - arrow -.






- Remove the ribs with a screwdriver and remove the cover for the repair opening - arrows -.






- Remove the camshaft position sensor from the cylinder head and guide the connector through the opening in the toothed belt guard.

Installing

Install in the reverse order of removal. Note the following:

• Seal off the opening in the toothed belt guard with a rubber plug. Refer to the Parts Catalog.

- Install the toothed belt and adjust the valve timing. Refer to => [ Toothed Belt ] Toothed Belt.