Foaming or cloudy power steering fluid (air in liquid)
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Checks
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operation, action
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Check for an internal leak at the power steering pump causing overflow.
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Repair the internal leak in the pump.
Pump the system.
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Check if the fluid level is too low.
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Repair the internal leak in the pump.
Pump the system.
At low temperatures, air bubbles may appear in the system if the liquid level is too low.
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Low pressure due to power steering pump
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Checks
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operation, action
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Check for external leakage at the power steering pump seals.
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Replace seals.
Repair the leak.
Pump the system.
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Check the accessory poly V-belt for wear.
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Replace the accessory drive V-ribbed belt.
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Low pressure due to power steering
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Checks
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operation, action
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Make sure there are no burrs in the housing channel.
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Replace housing channel.
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Check for leakage at valve rings and seals.
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Repair the leak.
Pump the system.
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Squeaks in the power steering pump
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Checks
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operation, action
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Make sure there is no air in the steering fluid.
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Perform the checks listed earlier in the section "Foaming or cloudy power steering fluid (air in liquid) ".
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Make sure the steering fluid level is not too low.
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Repair all internal and external leaks.
Pump the system.
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Check for loose fasteners on the power steering pump.
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Tighten the pump fasteners to the specified torque values.
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