Bleeding Hydro-Boost Unit
NOTE:
Hydro-boost unit is generally self-bleeding. This procedure will normally bleed air from brake booster. Normal vehicle operation will remove any additional air.
- Fill power steering reservoir with appropriate fluid. Remove Powertrain Control Module (PCM) fuse to prevent engine start. Crank engine for several seconds. Check power steering fluid reservoir and fill if necessary. Install PCM fuse.
- Start engine. With engine running, turn steering wheel stop-to-stop 2 times. Turn engine off. Depress brake pedal several times to discharge accumulator. Repeat this step.
- If foaming occurs, stop engine and allow foam to dissipate. Repeat step 2) until air is removed from system.