Camshaft Timing Chain Inspection
Special Tools
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EN-49977-100
Transmitter Disc Fixation |
For equivalent regional tools, refer to
Special Tools .
5. |
Rotate the engine clockwise
until the bore (2) in the crankshaft balancer aligns with the mark
(1) on the engine front cover. |
6. |
Examine that the camshaft
grooves (1) are visible as shown. If the camshaft grooves are not
visible rotate the crankshaft 360°. |
7. |
Remove the crankshaft bearing
cap tie plate hole plug (2) and the seal ring (1). |
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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. |
8. |
Install EN-952
fixing pin (1) to hold the crankshaft in TDC position. |
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Note: The fixing tool
should be installed completely to both camshaft grooves without
high effort.
|
9. |
Install EN-953-A
fixing tool (1) to the camshafts. |
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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).
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10. |
Install EN-49977-100
transmitter disc fixation (1) to inspect the correct
position of the camshaft position exciter wheels. |
11. |
Tighten the bolts (2) of
EN-49977-100 transmitter disc fixation .
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13. |
Remove EN-49977-100
transmitter disc fixation . |
14. |
Remove EN-953-A
fixing tool . |
15. |
Remove EN-952
fixing pin . |
16. |
Install crankshaft bearing cap
tie plate hole plug and seal ring and tighten to 40
N·m (30 lb ft) . |
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