Camshaft Installation

Camshaft Installation

Special Tools

J 7872 - Dial Indicator Set

For equivalent regional tools, refer to Special Tools Special Tools.





Warning

The two piece cam gear must be bolted together to prevent the spring tension from unloading upon removal. Additionally, the two piece cam gear must remain bolted together until it is re-installed to the camshaft and fully engaged to the crankshaft gear. Failure to do so may result in personal injury.

1. Install the camshaft thrust plate (4) to the camshaft.

2. Install the camshaft driven gear (3).

3. Install the camshaft washer (2) and a NEW camshaft driven gear bolt (1).

Leave the bolt finger tight.





4. Install the camshaft and gear assembly into the cylinder block, aligning the camshaft gear to the crankshaft gear as shown.





Caution:
Refer to Fastener Caution Fastener Caution.

5. Install the camshaft thrust plate bolts (1) and tighten to 22 Nm (16 lb ft).





Note:
Use a suitable tool to relieve the spring tension while removing the locking bolt.

6. Remove the exciter ring bolt that was installed to hold the spring tension of the two piece cam gear.





7. Install the camshaft position sensor exciter ring (2) to the camshaft gear.

8. Install the camshaft position sensor exciter ring bolts (1).





9. Tighten the camshaft position sensor exciter ring bolts in sequence to 12 Nm (9 lb ft).





10. Block the crankshaft from turning using a wooden handle (2).

11. Install the new camshaft gear bolt and tighten to 234 Nm (173 lb ft).





12. Measure the camshaft end play with J 7872 - set.

* The production value is 0.050-0.114 mm (0.0020-0.0045 in) and service limit is 0.2 mm (0.0079 in).

* Replace the camshaft gear or the camshaft thrust plate if measured value exceeds the service limit.