Camshaft Timing Chain Inspection

Camshaft Timing Chain Inspection

Special Tools

* EN-952 - Fixing Pin

* EN-953-A - Fixing Tool

* EN-49977-100 - Transmitter Disc Fixation

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

1. Remove the ignition coil. Refer to Ignition Coil Removal Ignition Coil Removal.

2. Remove the camshaft cover. Refer to Camshaft Cover Removal Camshaft Cover Removal.

3. Remove the air conditioning compressor bracket. Refer to Air Conditioning Compressor Bracket Removal Air Conditioning Compressor Bracket Removal.





4. Rotate the engine clockwise until the bore (2) in the crankshaft balancer aligns with the mark (1) on the engine front cover.





5. Examine that the camshaft grooves (1) are visible as shown. If the camshaft grooves are not visible rotate the crankshaft 360°.





6. Remove the crankshaft bearing cap tie plate hole plug (2) and the seal ring (1).





Caution:
To ensure proper crankshaft top dead center (TDC) alignment, the retention pin should fit easily through the bore in the crankshaft tie plate and into the crankshaft. Binding of the retention pin could affect proper engine timing.

7. Install EN-952 - fixing pin (1) in order to fix the crankshaft in TDC position.





Note:
The fixing tool should be installed completely to both camshaft grooves without high effort.

8. Install EN-953-A - fixing tool (1) to the camshafts.





9. Install EN-49977-100 - fixation (1) in order to inspect the correct position of the camshaft position exciter wheels.

Note:
A wrong installation position is possible. Make sure that the fixation tool is installed without clearance to the cylinder head in areas (3) and (4).

10. Tighten the bolts (2) of EN-49977-100 - fixation.

11. If EN-953-A - fixing tool or EN-49977-100 - fixation can not be installed, refer to Camshaft Timing Chain Adjustment Camshaft Timing Chain Adjustment.

12. Remove EN-49977-100 - fixation.

13. Remove EN-953-A - fixing tool.

14. Remove EN-952 - fixing pin.

Caution:
Refer to Fastener Caution Fastener Caution.

15. Install crankshaft bearing cap tie plate hole plug and seal ring and tighten to 40 Nm (30 lb ft).

16. Install the camshaft cover. Refer to Camshaft Cover Installation Camshaft Cover Installation.

17. Install the ignition coil. Refer to Ignition Coil Installation Ignition Coil Installation.

18. Install the air conditioning compressor bracket. Refer to Air Conditioning Compressor Bracket Installation Air Conditioning Compressor Bracket Installation.