Timing Drive Components - Romeo Engine (4.6L): Removal
WARNING: This page is about a different car, the 2004 Ford Econoline. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Since the engine is not free-wheeling, timing procedures must be followed exactly or piston and valve damage can occur.
- Remove the engine front cover. For additional information, refer to ENGINE FRONT COVER .
- Remove the crankshaft sensor ring from the crankshaft.
- Rotate the crankshaft until the timing mark on the RH camshaft sprocket is approximately at the 11 o'clock position and the timing mark on the LH camshaft sprocket is approximately at the 12 o'clock position.
- Install the special tools on the camshaft.
- Remove the timing chain tensioning system from both timing chains.
- Remove the bolts.
- Remove the timing chain tensioners.
- Remove the timing chain tensioner arms.
- Remove the timing chains and crankshaft sprocket.
- Remove the timing chain guides.
- Remove the bolts.
- Remove the LH timing chain guide.
- Remove the bolts.
- Remove the RH timing chain guide.
CAUTION:
If one or both of the tensioner mounting bolts are loosened or removed, the tensioner-sealing bead must be inspected for seal integrity. If cracks, tears, separation from the tensioner body or permanent compression of the seal bead is observed, install a new tensioner.