Timing Chain: Removal
NOTE:
During engine repair procedures, cleanliness is extremely important. Any foreign material, including any material created while cleaning gasket surfaces, that enters the oil passages, coolant passages or the oil pan may cause engine failure.
NOTE:
This procedure is considered a major service repair. For Ford warranty coverage, the vehicle must be returned to the Multimatic vehicle assembly and repair facility.
NOTE:
In order to remove the LH timing chain, the RH timing chain must be removed first.
NOTE:
The RH timing chain can be removed and installed without removing the LH timing chain.
All timing chains
- Remove the engine front cover. Refer to: Engine Front Cover .
- Install the original crankshaft pulley bolt.
RH timing chain
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- Rotate the crankshaft clockwise.
- Position the crankshaft sprocket keyway at the 11 o'clock position.
- Verify the timing marks on the VCT units are at the 11 o'clock (exhaust) and 12:30 (intake) positions.
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NOTE: The Camshaft Holding Tool will hold the camshafts in the TDC position.
Install Special Service Tool: 303-1655 Tool, Camshaft Holding.
- Remove the bolts and the RH timing chain tensioner.
- Remove the RH timing chain tensioner arm.
- Remove the bolts and the RH timing chain guide.
- Remove the RH timing chain.
LH timing chain
- Verify the timing marks on the VCT units are at the 11:30 (intake) and 1:00 o'clock (exhaust) positions.
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NOTE: The Camshaft Holding Tool will hold the camshafts in the TDC position.
Install Special Service Tool: 303-1655 Tool, Camshaft Holding.
- Remove the stud bolt, bolt and the LH timing chain tensioner.
- Remove the LH timing chain tensioner arm.
- Remove the bolts and the LH timing chain guide.
- Remove the LH timing chain.
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NOTE: If further disassembly of the engine will be performed, retain the original crankshaft pulley bolt for turning the crankshaft while the pulley is removed.
- Remove the original crankshaft pulley bolt.
- Discard the crankshaft pulley bolt.