For 1990-2009 cars

Checks | Actions
--- | ---
Check the power steering pump for internal leaks. | Replace the power steering pump.
Check the hoses for damage or restricted flow. | Replace the power steering hoses and/or pipes.
Check the power steering fluid level. | Fill the power steering fluid reservoir.
Check the power steering pump flow control valve for sticking and improper operation. | Replace the power steering pump.
Check for an external leakage of the power steering pump at the seals. | Replace the seals. Repair the leak. Bleed the system.
Check for a worn serpentine accessory drive belt. | Replace the serpentine accessory drive belt.