RAM 2500 Truck 4WD V8-5.7L VIN D (2005)
Power Steering Pump: Service and Repair
Standard Procedure-Flushing Power Steering System
FLUSHING POWER STEERING SYSTEM
Flushing is required when the power steering/hydraulic booster system fluid has become contaminated. Contaminated fluid in the steering/booster
system can cause seal deterioration and affect steering gear/booster spool valve operation.
1. Raise the front end of the vehicle off the ground until the wheels are free to turn.
2. Remove the return line from the pump.
NOTE: If vehicle is equipped with a hydraulic booster remove both return lines from the pump.
3. Plug the return line port/ports at the pump.
4. Position the return line/lines into a large container to catch the fluid.
5. While an assistant is filling the pump reservoir start the engine.
6. With the engine running at idle turn the wheel back and forth.
NOTE: Do not contact or hold the wheel against the steering stops.
7. Run a quart of fluid through the system then stop the engine and install the return line/lines.
8. Fill the system with fluid and perform Steering Pump Initial Operation.
9. Start the engine and run it for fifteen minutes then stop the engine.
10. Remove the return line/lines from the pump and plug the pump port/ports.
11. Pour fresh fluid into the reservoir and check the draining fluid for contamination. If the fluid is still contaminated, then flush the system again.
12. Install the return line/lines and perform Steering Pump Initial Operation.
