Ford F150 Pickup. Instruction — part 850

Fig. 312: Installing LH Timing Chain Tensioner - 5.4L
Courtesy of FORD MOTOR CO.

13. Position the LH timing chain tensioner arm on the dowel pin and install the LH timing chain

tensioner.

14. Remove the retaining clip from the LH timing chain tensioner.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup

Fig. 313: Removing Retaining Clip From Timing Chain Tensioner - 5.4L
Courtesy of FORD MOTOR CO.

NOTE:

The lower half of the timing chain must be positioned above the
tensioner arm dowel.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup

Fig. 314: Aligning Timing Mark On Sprocket With Copper (Marked) Link On
Timing Chain - 5.4L
Courtesy of FORD MOTOR CO.

15. Position the lower end of the RH (outer) timing chain on the crankshaft sprocket, aligning

the timing mark on the sprocket with the single copper (marked) link on the timing chain.

NOTE:

If necessary, use the Camshaft Alignment Set to adjust the
camshaft sprocket slightly to obtain timing mark alignment.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup

Fig. 315: Positioning RH Timing Chain On Camshaft Sprocket - 5.4L
Courtesy of FORD MOTOR CO.

16. Position the RH timing chain on the camshaft sprocket. Make sure the camshaft sprocket

timing mark is positioned between the two copper (marked) chain links.

17. Position the RH timing chain tensioner arm on the dowel pin and install the RH timing chain

tensioner.

2003 Ford Pickup F150

2003 ENGINE Engine - 4.6L & 5.4L - F150 Pickup