Super Duty Pickup
- Fill power steering pump reservoir with MERCON multipurpose automatic transmission fluid. Remove powertrain control module (PCM) fuse and crank engine for several seconds. Check and add fluid if necessary. Install PCM fuse. Start engine. Turn wheels from lock-to-lock twice.
- Turn engine off. Depress brake pedal several times to discharge accumulator. Start engine, and turn wheels from lock-to-lock twice. If foaming occurs, stop engine, and allow foam to dissipate. Repeat lock-to-lock procedure until all air is removed from system.