The power steering pressure line is grounding out.

Inspect the power steering pressure line for the following conditions:

The rack bearing preload is improperly adjusted.

Tighten the rack bearing adjustment to specification.

Refer to Steering Gear Rack Bearing Preload Adjustment - Off Vehicle .

The power steering gear is loose.

Tighten the power steering gear mounting bolts to specification. Refer to Fastener Tightening Specifications .

The tie rod ends are loose.

Replace the tie rod ends. Refer to Rack and Pinion Outer Tie Rod End Replacement .

The intermediate steering shaft universal joints are loose.

1. Service the intermediate shaft universal joints as needed. Refer to Intermediate Steering Shaft Replacement .
2. Replace the intermediate shaft universal joints as needed. Refer to Intermediate Steering Shaft Replacement .