F 150 4WD Pickup V8-5.4L VIN V Flex Fuel (2006)
6.
To improve access to the brake booster vacuum hose, position the fuel lines and transmission wiring harness on top of the transmission. Hold the
fuel lines in the raised position by using a block of wood or equivalent. See Figure 5.
CAUTION:
To avoid breaking the intake manifold fitting, do not use a pry bar to remove the short end of the brake booster vacuum hose from the intake
manifold. See Figure 6. A pry bar may be used to remove the long end of the brake booster vacuum hose that is attached to the brake booster vacuum
stand-pipe. See Figure 7.
7.
Remove the brake booster vacuum hose from the intake manifold. See Figure 6.
8.
Using a pry bar or other suitable tool, pry the brake booster vacuum hose off the brake booster vacuum stand-pipe. See Figure 7.
NOTE:
Make sure that the brake booster vacuum stand-pipe remains clipped into the retainer during removal of the brake booster vacuum hose.
Brake Booster Vacuum Hose Installation
1.
Make sure that the brake booster vacuum stand-pipe remains clipped into the retainer during installation of the brake booster vacuum hose. See
Figure 8.
NOTE:
Water is the only approved hose lubricant. Do not use any other lubricants such as silicone or soap.
2.
Install the long end of the brake booster vacuum hose onto the stand-pipe.
INSTALLATION TIP: When installing the new brake booster vacuum hose, position the hose at an angle to the stand-pipe fitting. Then, slowly
twist the hose assembly as you push it onto the stand-pipe fitting. See figure 8.
3.
Install the short end of the brake booster vacuum hose on the intake manifold vacuum nipple and release the hose clamps. See Figure 9.
4.
Remove the block of wood and reposition the wiring harness and fuel lines.
5.
Install the fuel line bracket and transmission bell housing bolt. Torque the bolt to 48 Nm. See Figure 3.
6.
If present, attach the oxygen sensor wire harness retainer. See Figure 4.
