Ford F150 Pickup. Instruction — part 458

Fig. 7: Identifying Special Tool(s)
Courtesy of FORD MOTOR CO.

CAUTION: The fixture mounting bolts must have the minimum specified thread

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup

Fig. 8: Installing Special Tool
Courtesy of FORD MOTOR CO.

1. Install the special tool.

2. Install the special tool.

engagement in the carrier.

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup

Fig. 9: Installing Special Tool
Courtesy of FORD MOTOR CO.

3. Rotate the differential and check the ring gear backface runout.

z

If the ring gear backface runout exceeds the specification, the cause may be a warped ring gear,
differential bearing/case damage. To determine the cause, remove the Dial Indicator with
Bracketry, and proceed as follows:

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup

Fig. 10: Checking Ring Gear Backface Runout
Courtesy of FORD MOTOR CO.

4. Remove the bearing caps.

1. Remove the bolts.

2. Remove the bearing caps.

2003 Ford Pickup F150

2003 DRIVELINE/AXLES Front Drive Axle/Differential - Ford 8.8-Inch - F150 Pickup