A/T - Stud Leak Repair

SOURCE: Subaru Tech Tips

TITLE: Phase II 4EAT Stud Leak Repair

APPLIES TO: All models with 4EAT A/T

SERVICE TIP:






While diagnosing a transmission leak on a Phase II 4EAT, it is advisable to inspect the left-side transmission stud area (see figure 1 for illustration). If the transmission leak originates from this stud, please perform the following repair.

1) Remove the left-front tire.
2) Separate the left-hand stabilizer link from the lower control arm (also referred to as transverse link).
3) Separate the left-front balljoint from the lower control arm.
4) Remove the axle shaft pin.
5) Remove the axle shaft from stub shaft and place out of the way.
6) Remove the transmission stud nut from the stud (see Figure 1 for stud location).
7) Remove the transmission stud.

NOTE: Regardless of the method used to retract the stud from the main case, be sure to inspect the stud for damage and replace if necessary.

8) Wrap the stud (whether it is old or new) with Teflon tape.
9) Reinstall the stud and tighten the stud to 13-ft. lbs.
10) Reinstall the stud nut and torque to 30-ft. lbs.
11) Reinstall the axle shaft, pin, swaybar link, balljoint, and tire in reverse order.

NOTE: Axle shaft pins are not re-useable. Please install a new axle shaft pin during re-assembly.